Hail Map for Keystone, SD

Hail and Wind Damage Spotted near Keystone, SD

Date / Time	Report Details
9/4/2023 2:34 PM MDT	At 234 pm mdt, severe thunderstorms were located along a line extending from near mount rushmore national memorial to 6 miles southeast of fairburn, moving east at 45 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. these severe storms will be near, northeastern custer state park around 240 pm mdt. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 70 mph.
9/4/2023 2:22 PM MDT	At 222 pm mdt, severe thunderstorms were located along a line extending from custer state park to 5 miles northeast of buffalo gap, moving northeast at 45 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. these severe storms will be near, keystone, fairburn, black hills playhouse, state game lodge, center lake, mount rushmore national memorial, horse thief lake, and northeastern custer state park around 230 pm mdt. other locations in the path of these severe thunderstorms include keystone wye. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 70 mph.
9/4/2023 2:10 PM MDT	At 209 pm mdt, severe thunderstorms were located along a line extending from 6 miles southwest of custer to 3 miles southwest of buffalo gap, moving northeast at 45 mph (radar indicated). Hazards include 70 mph wind gusts and penny size hail. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. these severe storms will be near, custer, buffalo gap, buffalo corrals, mount coolidge, stockade lake, blue bell, wind cave national park, and custer state park around 215 pm mdt. other locations in the path of these severe thunderstorms include legion lake, fairburn, black hills playhouse, sylvan lake, state game lodge, center lake, mount rushmore national memorial, black elk peak, keystone, horse thief lake and keystone wye. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 0. 75 in wind threat, radar indicated max wind gust, 70 mph.
9/4/2023 1:55 PM MDT	At 154 pm mdt, severe thunderstorms were located along a line extending from 8 miles south of jewel cave national monument to 3 miles northeast of cascade falls, moving northeast at 45 mph (radar indicated). Hazards include 70 mph wind gusts and penny size hail. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. severe thunderstorms will be near, hot springs, argyle, maverick junction, cold brook reservoir, cottonwood springs dam, and wind cave national park around 200 pm mdt. pringle around 205 pm mdt. custer, buffalo gap, and custer state park around 210 pm mdt. other locations in the path of these severe thunderstorms include buffalo corrals, mount coolidge, stockade lake, blue bell, legion lake, fairburn, black hills playhouse, sylvan lake, state game lodge, center lake, mount rushmore national memorial, black elk peak, keystone, horse thief lake and keystone wye. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 0. 75 in wind threat, radar indicated max wind gust, 70 mph.
8/12/2023 8:32 PM MDT	Quarter sized hail reported 0.9 miles WNW of Keystone, SD, mping report
8/12/2023 7:06 PM MDT	At 706 pm mdt, a severe thunderstorm was located over keystone wye, or 7 miles east of hill city, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe storm will be near, keystone, rockerville, hayward, and mount rushmore national memorial around 710 pm mdt. other locations in the path of this severe thunderstorm include hermosa. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
8/12/2023 6:58 PM MDT	At 658 pm mdt, a severe thunderstorm was located over sheridan lake, or 4 miles northeast of hill city, moving southeast at 35 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, keystone, rockerville, keystone wye, mount rushmore national memorial, and horse thief lake around 705 pm mdt. hayward around 710 pm mdt. other locations in the path of this severe thunderstorm include hermosa. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, 60 mph.
8/12/2023 5:18 PM MDT	At 517 pm mdt, a severe thunderstorm was located over crazy horse memorial, or 6 miles northwest of custer, moving east at 20 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. this severe thunderstorm will be near, sylvan lake, black elk peak, and northern custer state park around 525 pm mdt. stockade lake around 535 pm mdt. other locations in the path of this severe thunderstorm include black hills playhouse, mount rushmore national memorial, center lake, legion lake and state game lodge. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
8/12/2023 3:34 PM MDT	At 334 pm mdt, a severe thunderstorm was located over keystone, or 9 miles east of hill city, moving southeast at 15 mph (radar indicated). Hazards include half dollar size hail. Damage to vehicles is expected. this severe thunderstorm will be near, hayward and northeastern custer state park around 340 pm mdt. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, <50 mph.
8/12/2023 3:00 PM MDT	At 300 pm mdt, a severe thunderstorm was located near rockerville, or 8 miles east of hill city, moving southeast at 15 mph. this is a destructive storm for rockerville (radar indicated). Hazards include baseball size hail. People and animals outdoors will be severely injured. expect shattered windows, extensive damage to roofs, siding, and vehicles. this severe storm will be near, keystone and hayward around 305 pm mdt. thunderstorm damage threat, destructive hail threat, radar indicated max hail size, 2. 75 in wind threat, radar indicated max wind gust, <50 mph.
8/12/2023 2:49 PM MDT	At 248 pm mdt, a severe thunderstorm was located over sheridan lake, or 6 miles east of hill city, moving southeast at 15 mph (radar indicated). Hazards include tennis ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe storm will be near, rockerville and keystone wye around 255 pm mdt. keystone and mount rushmore national memorial around 300 pm mdt. other locations in the path of this severe thunderstorm include hayward. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 2. 50 in wind threat, radar indicated max wind gust, <50 mph.
8/12/2023 2:41 PM MDT	At 241 pm mdt, a severe thunderstorm was located over sheridan lake, or 4 miles northeast of hill city, moving southeast at 15 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, keystone wye, mount rushmore national memorial, horse thief lake, and sheridan lake around 245 pm mdt. keystone around 250 pm mdt. rockerville around 255 pm mdt. other locations in the path of this severe thunderstorm include hayward. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, 60 mph.
7/30/2023 2:39 PM MDT	At 238 pm mdt, a severe thunderstorm was located near hayward, or 13 miles south of rapid city, moving southeast at 25 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. locations impacted include, hermosa and hayward. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
7/30/2023 2:18 PM MDT	At 218 pm mdt, a severe thunderstorm was located over rockerville, or 9 miles east of hill city, moving southeast at 25 mph (radar indicated). Hazards include hail up to tennis ball size. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. locations impacted include, hayward, hart ranch and hermosa. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 2. 50 in wind threat, radar indicated max wind gust, <50 mph.
7/30/2023 1:53 PM MDT	At 153 pm mdt, a severe thunderstorm was located over johnson siding, or 10 miles northeast of hill city, moving southeast at 30 mph (radar indicated). Hazards include tennis ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe thunderstorm will be near, hisega around 200 pm mdt. sheridan lake around 205 pm mdt. southwestern rapid city and keystone wye around 210 pm mdt. other locations in the path of this severe thunderstorm include keystone, rockerville, bear country, reptile gardens, hayward, hart ranch, black gap and hermosa. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 2. 50 in wind threat, radar indicated max wind gust, <50 mph.
7/28/2023 1:27 PM MDT	At 126 pm mdt, a severe thunderstorm was located near sheridan lake, or 6 miles northeast of hill city, moving southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
7/24/2023 10:35 PM MDT	At 1035 pm mdt, severe thunderstorms were located along a line extending from custer state park to 5 miles southwest of intersection of red shirt and cuny table roads to 6 miles southwest of slim butte, moving east at 55 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, slim butte, intersection of red shirt and cuny table roads, slim buttes housing, number 4, lonesome valley, calico and southwestern badlands national park. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.
7/24/2023 10:12 PM MDT	At 1012 pm mdt, severe thunderstorms were located along a line extending from 4 miles south of bear mountain lookout to near maverick junction to 10 miles east of ardmore, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. severe thunderstorms will be near, buffalo gap and maverick junction around 1015 pm mdt. oral around 1020 pm mdt. custer state park and sylvan lake around 1025 pm mdt. black elk peak, stockade lake, horse thief lake, mount coolidge, palmer gulch resort and blue bell around 1030 pm mdt. other locations in the path of these severe thunderstorms include keystone, black hills playhouse, center lake, legion lake, mount rushmore national memorial, keystone wye, state game lodge, hayward, slim butte and intersection of red shirt and cuny table roads. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
7/21/2023 7:20 PM MDT	The severe thunderstorm warning for south central pennington county will expire at 730 pm mdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however small hail is still possible with this thunderstorm.
7/21/2023 7:02 PM MDT	At 702 pm mdt, a severe thunderstorm was located over bear country, or 6 miles southwest of rapid city, moving southeast at 35 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. locations impacted include, keystone, hart ranch and hayward. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
7/21/2023 6:45 PM MDT	At 645 pm mdt, a severe thunderstorm was located 4 miles west of black hawk, or 8 miles northwest of rapid city, moving southeast at 30 mph (radar indicated). Hazards include half dollar size hail. Damage to vehicles is expected. this severe thunderstorm will be near, hisega around 655 pm mdt. rapid city around 705 pm mdt. other locations in the path of this severe thunderstorm include rockerville, reptile gardens, bear country, hart ranch, black gap and hayward. this includes interstate 90 in south dakota between mile markers 54 and 58. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, <50 mph.
7/11/2023 10:43 PM MDT	At 1043 pm mdt, a severe thunderstorm was located near mount rushmore national memorial, or 9 miles southeast of hill city, moving southeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, hayward and state game lodge around 1050 pm mdt. other locations in the path of this severe thunderstorm include hermosa and fairburn. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
7/11/2023 10:24 PM MDT	At 1024 pm mdt, a severe thunderstorm was located near hill city, moving southeast at 40 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe storm will be near, horse thief lake, northwestern custer state park and sheridan lake around 1030 pm mdt. other locations in the path of this severe thunderstorm include keystone, mount rushmore national memorial, keystone wye, stockade lake, black hills playhouse, center lake, legion lake and mount coolidge. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, <50 mph.
7/11/2023 10:12 PM MDT	At 1012 pm mdt, a severe thunderstorm was located 3 miles northwest of medicine mountain, or 8 miles west of hill city, moving east at 40 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe storm will be near, medicine mountain around 1015 pm mdt. other locations in the path of this severe thunderstorm include hill city, palmer gulch resort, sylvan lake, northwestern custer state park, crazy horse memorial, horse thief lake, black elk peak, sheridan lake, keystone, mount rushmore national memorial, keystone wye, stockade lake, black hills playhouse, center lake and legion lake. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, <50 mph.
7/11/2023 9:59 PM MDT	At 959 pm mdt, a severe thunderstorm was located near redbank spring campground, or 17 miles northeast of newcastle, moving southeast at 40 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe thunderstorm will be near, deerfield and deerfield reservoir around 1005 pm mdt. other locations in the path of this severe thunderstorm include medicine mountain, bear mountain lookout, hill city, crazy horse memorial, black elk peak, sylvan lake, northwestern custer state park, palmer gulch resort, sheridan lake, mount rushmore national memorial, horse thief lake, keystone wye, keystone, black hills playhouse, center lake, legion lake, stockade lake and mount coolidge. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, <50 mph.
7/8/2023 12:42 PM MDT	At 1241 pm mdt, a severe thunderstorm was located over sheridan lake, or 7 miles northeast of hill city, moving southeast at 10 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. locations impacted include, rockerville, keystone wye, mount rushmore national memorial and keystone. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
7/8/2023 12:27 PM MDT	At 1227 pm mdt, a severe thunderstorm was located 3 miles north of sheridan lake, or 8 miles northeast of hill city, moving southeast at 10 mph (radar indicated). Hazards include half dollar size hail. Damage to vehicles is expected. this severe thunderstorm will be near, sheridan lake around 1245 pm mdt. other locations in the path of this severe thunderstorm include rockerville, keystone wye, horse thief lake, mount rushmore national memorial and keystone. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, <50 mph.
7/3/2023 10:27 PM MDT	The severe thunderstorm warning for custer, eastern fall river, southwestern pennington and east central weston counties will expire at 1030 pm mdt, the storms which prompted the warning are moving out of the area. therefore, the warning will be allowed to expire. however, gusty winds are still possible in the wake of these thunderstorms. a severe thunderstorm watch remains in effect until 200 am mdt for southwestern and west central south dakota, and northeastern wyoming.
7/3/2023 10:27 PM MDT	The severe thunderstorm warning for custer, eastern fall river, southwestern pennington and east central weston counties will expire at 1030 pm mdt, the storms which prompted the warning are moving out of the area. therefore, the warning will be allowed to expire. however, gusty winds are still possible in the wake of these thunderstorms. a severe thunderstorm watch remains in effect until 200 am mdt for southwestern and west central south dakota, and northeastern wyoming.
7/3/2023 10:02 PM MDT	At 1001 pm mdt, severe thunderstorms were located along a line extending from 3 miles northwest of moon to wind cave national park to near oelrichs, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. locations impacted include, hay canyon butte, wind cave national park, smithwick, buffalo corrals, deerfield reservoir, fairburn and mystic. hail threat, radar indicated max hail size, 0. 75 in wind threat, radar indicated max wind gust, 60 mph.
7/3/2023 10:02 PM MDT	At 1001 pm mdt, severe thunderstorms were located along a line extending from 3 miles northwest of moon to wind cave national park to near oelrichs, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. locations impacted include, hay canyon butte, wind cave national park, smithwick, buffalo corrals, deerfield reservoir, fairburn and mystic. hail threat, radar indicated max hail size, 0. 75 in wind threat, radar indicated max wind gust, 60 mph.
7/3/2023 9:30 PM MDT	At 929 pm mdt, severe thunderstorms were located along a line extending from 8 miles southwest of newcastle to 6 miles northeast of edgemont to 7 miles east of ardmore, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. severe thunderstorms will be near, argyle and cottonwood springs dam around 945 pm mdt. Other locations in the path of these severe thunderstorms include hot springs, cold brook reservoir, pringle, wind cave national park, oelrichs, moon, buffalo gap, smithwick, redbank spring campground, hay canyon butte, buffalo corrals, deerfield, deerfield reservoir and flag mountain.
7/3/2023 9:30 PM MDT	At 929 pm mdt, severe thunderstorms were located along a line extending from 8 miles southwest of newcastle to 6 miles northeast of edgemont to 7 miles east of ardmore, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. severe thunderstorms will be near, argyle and cottonwood springs dam around 945 pm mdt. Other locations in the path of these severe thunderstorms include hot springs, cold brook reservoir, pringle, wind cave national park, oelrichs, moon, buffalo gap, smithwick, redbank spring campground, hay canyon butte, buffalo corrals, deerfield, deerfield reservoir and flag mountain.
7/3/2023 7:25 PM MDT	At 725 pm mdt, a severe thunderstorm was located over sylvan lake, or 4 miles south of hill city, moving southeast at 5 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe thunderstorm will be near, crazy horse memorial around 735 pm mdt. northwestern custer state park, sylvan lake, black elk peak and horse thief lake around 745 pm mdt. other locations in the path of this severe thunderstorm include mount rushmore national memorial, keystone, custer, stockade lake, center lake and black hills playhouse. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, <50 mph.
6/29/2023 1:30 PM MDT	At 129 pm mdt, a severe thunderstorm was located 3 miles northeast of hayward, or 11 miles south of rapid city, moving east at 20 mph (radar indicated). Hazards include half dollar size hail. Damage to vehicles is expected. this severe thunderstorm will be near, southern rapid city and reptile gardens around 135 pm mdt. hermosa and hart ranch around 145 pm mdt. other locations in the path of this severe thunderstorm include black gap, rapid city airport, thompson butte and caputa. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, <50 mph.
5/10/2023 11:09 PM MDT	The severe thunderstorm warning for northwestern custer and southwestern pennington counties will expire at 1115 pm mdt, the storms which prompted the warning have weakened below severe limits and no longer pose an immediate threat to life or property. therefore, the warning will be allowed to expire. however, small hail and heavy rain are still possible with these thunderstorms.
5/10/2023 10:53 PM MDT	At 1052 pm mdt, severe thunderstorms were located along a line extending from 7 miles southwest of folsom to 4 miles southwest of hermosa to 4 miles southwest of custer, moving north at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, custer, hermosa, hayward, crazy horse memorial, custer state park, sylvan lake, keystone, keystone wye, hill city, rockerville, bear country, medicine mountain, bear mountain lookout, reptile gardens, hart ranch and black gap. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
5/10/2023 10:37 PM MDT	At 1037 pm mdt, severe thunderstorms were located along a line extending from 8 miles southeast of hermosa to 2 miles southwest of blue bell to 2 miles northeast of dewey, moving northwest at 25 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. severe thunderstorms will be near, dewey around 1040 pm mdt. mount coolidge around 1045 pm mdt. stockade lake around 1050 pm mdt. custer around 1055 pm mdt. other locations in the path of these severe thunderstorms include elk mountain lookout, custer state park, sylvan lake, crazy horse memorial, keystone, hayward, rockerville, bear mountain lookout, hart ranch, bear country, medicine mountain, reptile gardens and black gap. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
5/10/2023 10:37 PM MDT	At 1037 pm mdt, severe thunderstorms were located along a line extending from 8 miles southeast of hermosa to 2 miles southwest of blue bell to 2 miles northeast of dewey, moving northwest at 25 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. severe thunderstorms will be near, dewey around 1040 pm mdt. mount coolidge around 1045 pm mdt. stockade lake around 1050 pm mdt. custer around 1055 pm mdt. other locations in the path of these severe thunderstorms include elk mountain lookout, custer state park, sylvan lake, crazy horse memorial, keystone, hayward, rockerville, bear mountain lookout, hart ranch, bear country, medicine mountain, reptile gardens and black gap. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
7/8/2022 4:50 PM MDT	The severe thunderstorm warning for north central custer and western pennington counties will expire at 500 pm mdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire.
7/8/2022 4:39 PM MDT	At 439 pm mdt, a severe thunderstorm was located over black elk peak, or 5 miles southeast of hill city, moving southeast at 15 mph (public). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, custer, hill city, keystone, hayward, mount rushmore national memorial, stockade lake, legion lake, crazy horse memorial, sylvan lake, center lake, mount coolidge, black elk peak, black hills playhouse, palmer gulch resort, horse thief lake and northern custer state park. hail threat, observed max hail size, 1. 50 in wind threat, radar indicated max wind gust, 60 mph.
7/8/2022 4:22 PM MDT	At 422 pm mdt, a severe thunderstorm was located over hill city, moving southeast at 15 mph (public reported ping pong size hail in hill city at 415 pm mdt). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
7/4/2022 3:19 PM MDT	At 319 pm mdt, a severe thunderstorm was located 3 miles north of hayward, or 11 miles south of rapid city, moving southeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, hart ranch around 325 pm mdt. hermosa around 335 pm mdt. folsom around 410 pm mdt. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
6/20/2022 3:33 PM MDT	At 332 pm mdt, severe thunderstorms were located along a line extending from near brownsville to 4 miles north of hill city to custer state park, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. these severe storms will be near, galena and pactola reservoir around 340 pm mdt. johnson siding, keystone, hisega, keystone wye and sheridan lake around 345 pm mdt. southeastern sturgis, rockerville, hayward and dalton lake around 350 pm mdt. black gap around 405 pm mdt. rapid valley, ellsworth air force base and box elder around 410 pm mdt. rapid city airport around 415 pm mdt. this includes interstate 90 in south dakota between mile markers 33 and 70. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.
6/20/2022 3:10 PM MDT	At 310 pm mdt, severe thunderstorms were located along a line extending from 2 miles northwest of crooks tower to 5 miles west of bear mountain lookout to 3 miles south of jewel cave national monument, moving northeast at 50 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, bear mountain lookout, black fox campground and deerfield reservoir around 315 pm mdt. medicine mountain around 320 pm mdt. custer, hill city, mystic, roubaix lake and crazy horse memorial around 325 pm mdt. silver city, brownsville, stockade lake, sylvan lake, northern custer state park, black elk peak and palmer gulch resort around 330 pm mdt. this includes interstate 90 in south dakota between mile markers 33 and 70. hail threat, radar indicated max hail size, 0. 88 in wind threat, radar indicated max wind gust, 60 mph.
6/13/2022 8:33 PM MDT	At 832 pm mdt, a severe thunderstorm was located 4 miles south of hayward, or 14 miles east of custer, moving northeast at 50 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, rockerville, hart ranch and bear country around 845 pm mdt. rapid city, black gap and reptile gardens around 850 pm mdt. other locations in the path of this severe thunderstorm include rapid valley, rapid city airport, ellsworth air force base, box elder and hereford. this includes interstate 90 in south dakota between mile markers 47 and 81. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
6/11/2022 10:55 PM MDT	Quarter sized hail reported 7.2 miles WNW of Keystone, SD
6/11/2022 10:48 PM MDT	At 1048 pm mdt, a severe thunderstorm was located over hayward, or 12 miles southeast of hill city, moving east at 45 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, hermosa and fairburn. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, 60 mph.
6/11/2022 10:46 PM MDT	Golf Ball sized hail reported 1.5 miles NE of Keystone, SD
6/11/2022 10:45 PM MDT	Quarter sized hail reported 0.4 miles NW of Keystone, SD
6/11/2022 10:30 PM MDT	At 1030 pm mdt, a severe thunderstorm was located near palmer gulch resort, or near hill city, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, keystone, keystone wye, mount rushmore national memorial and northern custer state park around 1035 pm mdt. rockerville, black hills playhouse, center lake and bear country around 1040 pm mdt. hayward and hart ranch around 1045 pm mdt. hermosa around 1050 pm mdt. other locations in the path of this severe thunderstorm include folsom. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
6/11/2022 10:23 PM MDT	At 1022 pm mdt, a severe thunderstorm was located 4 miles southeast of moon, or 13 miles east of newcastle, moving southeast at 55 mph (radar indicated). Hazards include tennis ball size hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include, bear mountain lookout, medicine mountain, crazy horse memorial, custer, northwestern custer state park, sylvan lake, and stockade lake.
6/11/2022 10:15 PM MDT	At 1015 pm mdt, a severe thunderstorm was located 3 miles east of deerfield reservoir, or 9 miles northwest of hill city, moving southeast at 50 mph (radar indicated). Hazards include golf ball size hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include, hill city, johnson siding, silver city, hisega, rochford, flag mountain, mystic, deerfield, deerfield reservoir, pactola reservoir, sheridan lake and keystone wye.
6/11/2022 10:13 PM MDT	At 1013 pm mdt, a severe thunderstorm was located 3 miles west of moon, or 9 miles northeast of newcastle, moving southeast at 50 mph (radar indicated). Hazards include golf ball size hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include, bear mountain lookout, medicine mountain, jewel cave national monument, crazy horse memorial, custer, northwestern custer state park, sylvan lake and stockade lake.
6/11/2022 10:13 PM MDT	At 1013 pm mdt, a severe thunderstorm was located 3 miles west of moon, or 9 miles northeast of newcastle, moving southeast at 50 mph (radar indicated). Hazards include golf ball size hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include, bear mountain lookout, medicine mountain, jewel cave national monument, crazy horse memorial, custer, northwestern custer state park, sylvan lake and stockade lake.
6/11/2022 10:04 PM MDT	At 1003 pm mdt, a severe thunderstorm was located 3 miles south of crooks tower, or 18 miles southwest of lead, moving east at 45 mph (radar indicated). Hazards include golf ball size hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. locations impacted include, flag mountain, deerfield, rochford, deerfield reservoir, mystic, silver city, pactola reservoir, hill city, johnson siding, sheridan lake, hisega and keystone wye. This includes interstate 90 in south dakota between mile markers 45 and 51.
6/11/2022 10:04 PM MDT	At 1003 pm mdt, a severe thunderstorm was located 3 miles south of crooks tower, or 18 miles southwest of lead, moving east at 45 mph (radar indicated). Hazards include golf ball size hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. locations impacted include, flag mountain, deerfield, rochford, deerfield reservoir, mystic, silver city, pactola reservoir, hill city, johnson siding, sheridan lake, hisega and keystone wye. This includes interstate 90 in south dakota between mile markers 45 and 51.
6/11/2022 9:59 PM MDT	At 958 pm mdt, a severe thunderstorm was located 6 miles southwest of four corners, or 12 miles north of newcastle, moving east at 55 mph (radar indicated). Hazards include golf ball size hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, moon and redbank spring campground around 1015 pm mdt. Other locations in the path of this severe thunderstorm include medicine mountain, bear mountain lookout, hill city, crazy horse memorial, custer, sylvan lake, northwestern custer state park, black elk peak, palmer gulch resort, horse thief lake, keystone, mount rushmore national memorial and stockade lake.
6/11/2022 9:59 PM MDT	At 958 pm mdt, a severe thunderstorm was located 6 miles southwest of four corners, or 12 miles north of newcastle, moving east at 55 mph (radar indicated). Hazards include golf ball size hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. this severe thunderstorm will be near, moon and redbank spring campground around 1015 pm mdt. Other locations in the path of this severe thunderstorm include medicine mountain, bear mountain lookout, hill city, crazy horse memorial, custer, sylvan lake, northwestern custer state park, black elk peak, palmer gulch resort, horse thief lake, keystone, mount rushmore national memorial and stockade lake.
6/11/2022 9:44 PM MDT	At 943 pm mdt, a severe thunderstorm was located 5 miles west of buckhorn, or 18 miles southeast of sundance, moving east at 50 mph (radar indicated). Hazards include tennis ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe storm will be near, buckhorn around 950 pm mdt. mallo camp and o`neil pass around 955 pm mdt. other locations in the path of this severe thunderstorm include crooks tower, black fox campground, flag mountain, deerfield, deerfield reservoir, rochford, roubaix lake, mystic, silver city and pactola reservoir. This includes interstate 90 in south dakota between mile markers 45 and 51.
6/11/2022 9:44 PM MDT	At 943 pm mdt, a severe thunderstorm was located 5 miles west of buckhorn, or 18 miles southeast of sundance, moving east at 50 mph (radar indicated). Hazards include tennis ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe storm will be near, buckhorn around 950 pm mdt. mallo camp and o`neil pass around 955 pm mdt. other locations in the path of this severe thunderstorm include crooks tower, black fox campground, flag mountain, deerfield, deerfield reservoir, rochford, roubaix lake, mystic, silver city and pactola reservoir. This includes interstate 90 in south dakota between mile markers 45 and 51.
6/11/2022 9:35 PM MDT	At 934 pm mdt, a severe thunderstorm was located over inyan kara mountain, or 13 miles south of sundance, moving east at 50 mph (radar indicated). Hazards include two inch hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, moskee around 940 pm mdt. four corners around 945 pm mdt. buckhorn and mallo camp around 950 pm mdt. other locations in the path of this severe thunderstorm include o`neil pass, crooks tower, black fox campground, flag mountain, rochford, roubaix lake and mystic. this includes interstate 90 in south dakota between mile markers 45 and 51. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 2. 00 in wind threat, radar indicated max wind gust, 60 mph.
6/11/2022 9:35 PM MDT	At 934 pm mdt, a severe thunderstorm was located over inyan kara mountain, or 13 miles south of sundance, moving east at 50 mph (radar indicated). Hazards include two inch hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, moskee around 940 pm mdt. four corners around 945 pm mdt. buckhorn and mallo camp around 950 pm mdt. other locations in the path of this severe thunderstorm include o`neil pass, crooks tower, black fox campground, flag mountain, rochford, roubaix lake and mystic. this includes interstate 90 in south dakota between mile markers 45 and 51. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 2. 00 in wind threat, radar indicated max wind gust, 60 mph.
6/7/2022 2:21 PM MDT	At 221 pm mdt, a severe thunderstorm was located over rockerville, or 9 miles southwest of rapid city, moving southeast at 15 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. locations impacted include, southwestern rapid city, keystone, hayward, rockerville, bear country, keystone wye, hart ranch, reptile gardens and mount rushmore national memorial. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
6/7/2022 2:11 PM MDT	At 210 pm mdt, a severe thunderstorm was located near rockerville, or 9 miles east of hill city, moving east at 15 mph (trained weather spotters). Hazards include hail up to golf ball hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. locations impacted include, rockerville, southern rapid city, hayward, bear country, reptile gardens and hart ranch. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, <50 mph.
6/7/2022 1:58 PM MDT	At 157 pm mdt, a severe thunderstorm was located over sheridan lake, or 6 miles northeast of hill city, moving southeast at 15 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. locations impacted include, keystone wye, mount rushmore national memorial, rockerville, keystone, bear country, reptile gardens, hayward and hart ranch. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, <50 mph.
6/7/2022 1:45 PM MDT	At 145 pm mdt, severe thunderstorms were located along a line extending from near johnson siding to 4 miles northwest of sheridan lake, moving southeast at 15 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. severe thunderstorms will be near, hisega and sheridan lake around 200 pm mdt. other locations in the path of these severe thunderstorms include keystone wye, mount rushmore national memorial, keystone, rockerville, rapid city, reptile gardens, bear country, hayward and hart ranch. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
4/22/2022 10:04 PM MDT	At 1003 pm mdt, severe thunderstorms were located along a line extending from 2 miles north of black hills playhouse to 6 miles west of red shirt, moving northeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, red shirt. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
4/22/2022 9:43 PM MDT	At 941 pm mdt, severe thunderstorms were located along a line extending from 3 miles south of custer to 7 miles east of buffalo gap, moving northeast at 30 mph (trained weather spotters. at 933 pm mdt, golf ball sized hail was reported 4 miles southeast of wind cave visitor center). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. these severe storms will be near, stockade lake, mount coolidge and legion lake around 950 pm mdt. custer state park around 955 pm mdt. black hills playhouse, center lake and state game lodge around 1000 pm mdt. mount rushmore national memorial and horse thief lake around 1005 pm mdt. keystone, hayward and keystone wye around 1010 pm mdt. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, 60 mph.
4/22/2022 9:11 PM MDT	At 911 pm mdt, severe thunderstorms were located along a line extending from 5 miles west of argyle to 4 miles southeast of maverick junction, moving northeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. severe thunderstorms will be near, hot springs and maverick junction around 915 pm mdt. oral around 920 pm mdt. buffalo gap around 925 pm mdt. pringle around 930 pm mdt. other locations in the path of these severe thunderstorms include custer, blue bell, stockade lake, mount coolidge, legion lake, sylvan lake, custer state park, black hills playhouse, center lake, state game lodge and black elk peak. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
4/22/2022 8:42 PM MDT	At 841 pm mdt, severe thunderstorms were located along a line extending from 4 miles north of medicine mountain to custer state park, moving northeast at 35 mph (trained weather spotters). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, keystone, mount rushmore national memorial, horse thief lake, hayward, keystone wye, mystic, silver city, rockerville, pactola reservoir, bear country, johnson siding, hart ranch, reptile gardens and southwestern rapid city. hail threat, observed max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
4/22/2022 8:18 PM MDT	At 816 pm mdt, severe thunderstorms were located along a line extending from 7 miles southeast of moon to 4 miles northeast of pringle, moving northeast at 35 mph (trained weather spotters. at 814 pm mdt, golf ball sized hail was reported 7 miles southwest of custer). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. severe thunderstorms will be near, custer, blue bell and bear mountain lookout around 825 pm mdt. legion lake, mount coolidge, stockade lake and medicine mountain around 830 pm mdt. center lake, black hills playhouse and state game lodge around 835 pm mdt. other locations in the path of these severe thunderstorms include mount rushmore national memorial, horse thief lake, keystone, hayward, keystone wye, mystic, silver city, rockerville, pactola reservoir, southwestern rapid city, hart ranch, reptile gardens and bear country. thunderstorm damage threat, considerable hail threat, observed max hail size, 1. 75 in wind threat, radar indicated max wind gust, 60 mph.
8/30/2021 4:36 PM MDT	At 436 pm mdt, a severe thunderstorm was located near mount rushmore national memorial, or 7 miles southeast of hill city, moving southeast at 15 mph (trained weather spotters). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. locations impacted include, keystone, custer state park, stockade lake, hayward, black hills playhouse, center lake, legion lake, mount coolidge, blue bell and state game lodge. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, <50 mph.
8/30/2021 4:19 PM MDT	At 418 pm mdt, a severe thunderstorm was located over black elk peak, or 3 miles southeast of hill city, moving southeast at 15 mph (trained weather spotters). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe storm will be near, horse thief lake, custer state park and keystone wye around 425 pm mdt. other locations in the path of this severe thunderstorm include mount rushmore national memorial, keystone, custer, hayward, center lake, black hills playhouse, stockade lake, legion lake, mount coolidge, state game lodge and blue bell. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, <50 mph.
8/30/2021 4:09 PM MDT	At 408 pm mdt, a severe thunderstorm was located over palmer gulch resort, or near hill city, moving southeast at 15 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. this severe thunderstorm will be near, keystone wye and custer state park around 415 pm mdt. rockerville, mount rushmore national memorial and horse thief lake around 420 pm mdt. keystone around 425 pm mdt. other locations in the path of this severe thunderstorm include hayward, black hills playhouse, center lake, stockade lake, legion lake, mount coolidge and state game lodge. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
8/26/2021 7:32 PM MDT	At 731 pm mdt, a severe thunderstorm was located over hart ranch, or 8 miles south of rapid city, moving east at 25 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. locations impacted include, southern rapid city, hermosa, keystone, hayward, rockerville, bear country, hart ranch, black gap, and reptile gardens. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, <50 mph.
8/26/2021 7:12 PM MDT	At 712 pm mdt, a severe thunderstorm was located near sheridan lake, or 7 miles east of hill city, moving east at 25 mph (public). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. locations impacted include, rockerville, hayward, southern rapid city, bear country, reptile gardens, hart ranch, hermosa, black gap and rapid city airport. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, <50 mph.
8/26/2021 6:54 PM MDT	At 654 pm mdt, a severe thunderstorm was located over palmer gulch resort, or near hill city, moving east at 25 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe thunderstorm will be near, mount rushmore national memorial and northern custer state park around 700 pm mdt. keystone and keystone wye around 705 pm mdt. rockerville, black hills playhouse and center lake around 710 pm mdt. other locations in the path of this severe thunderstorm include hayward, bear country, reptile gardens, hart ranch, black gap and hermosa. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, <50 mph.
8/26/2021 6:31 PM MDT	At 631 pm mdt, a severe thunderstorm was located near medicine mountain, or 6 miles west of hill city, moving east at 25 mph (trained weather spotters). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, hill city, johnson siding, silver city, flag mountain, mystic, deerfield, deerfield reservoir, pactola reservoir, mount rushmore national memorial, medicine mountain, sheridan lake, bear mountain lookout, black elk peak, horse thief lake and palmer gulch resort. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, 60 mph.
8/26/2021 6:20 PM MDT	At 619 pm mdt, a severe thunderstorm was located near deerfield reservoir, or 11 miles west of hill city, moving east at 25 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, bear mountain lookout, medicine mountain, mystic, hill city, pactola reservoir, palmer gulch resort, black elk peak, sheridan lake, horse thief lake and mount rushmore national memorial. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, 60 mph.
8/26/2021 5:59 PM MDT	At 559 pm mdt, a severe thunderstorm was located 3 miles west of deerfield, or 17 miles west of hill city, moving east at 25 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, deerfield around 605 pm mdt. flag mountain and deerfield reservoir around 610 pm mdt. other locations in the path of this severe thunderstorm include rochford, medicine mountain, mystic, hill city, silver city, pactola reservoir, sheridan lake and johnson siding. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
8/26/2021 5:59 PM MDT	At 559 pm mdt, a severe thunderstorm was located 3 miles west of deerfield, or 17 miles west of hill city, moving east at 25 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, deerfield around 605 pm mdt. flag mountain and deerfield reservoir around 610 pm mdt. other locations in the path of this severe thunderstorm include rochford, medicine mountain, mystic, hill city, silver city, pactola reservoir, sheridan lake and johnson siding. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
8/14/2021 3:15 PM MDT	Golf Ball sized hail reported 7.2 miles WNW of Keystone, SD, hail lasted 15-20 minutes. began around 315 pm and ended 330 pm.
8/14/2021 2:46 PM MDT	At 246 pm mdt, a severe thunderstorm was located near hayward, or 12 miles south of rapid city, moving south at 15 mph (radar indicated. at 240 pm, 2 inch hail was reported 2 miles east of rockerville). Hazards include two inch hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe storm will be near, hayward around 255 pm mdt. other locations in the path of this severe thunderstorm include hermosa and state game lodge. thunderstorm damage threat, considerable hail threat, observed max hail size, 2. 00 in wind threat, radar indicated max wind gust, <50 mph.
8/14/2021 2:37 PM MDT	At 236 pm mdt, a severe thunderstorm was located near rockerville, or 9 miles southwest of rapid city, moving south at 15 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, hayward around 255 pm mdt. other locations in the path of this severe thunderstorm include hermosa and state game lodge. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
7/21/2021 1:05 PM MDT	At 105 pm mdt, a severe thunderstorm was located near black hills playhouse, or 10 miles southeast of hill city, moving east at 15 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, hayward.
7/21/2021 12:47 PM MDT	At 1246 pm mdt, a severe thunderstorm was located 3 miles southeast of black elk peak, or 6 miles northeast of custer, moving east at 10 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, horse thief lake and northern custer state park around 1250 pm mdt. mount rushmore national memorial and legion lake around 1255 pm mdt. center lake and keystone wye around 100 pm mdt. keystone and black hills playhouse around 105 pm mdt. Other locations in the path of this severe thunderstorm include state game lodge and hayward.
7/16/2021 4:53 PM MDT	At 452 pm mdt, a severe thunderstorm was located over northeastern custer state park, or 9 miles east of custer, moving southeast at 15 mph (radar indicated. at 450 pm, hail to almost tennis ball size was reported 2 miles west of hayward). Hazards include tennis ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. Locations impacted include, keystone, fairburn, hayward, mount rushmore national memorial, stockade lake, legion lake, buffalo corrals, state game lodge, blue bell, center lake, custer state park, mount coolidge, black hills playhouse, horse thief lake, palmer gulch resort and northern wind cave national park.
7/16/2021 4:50 PM MDT	Hen Egg sized hail reported 3.3 miles WNW of Keystone, SD
7/16/2021 4:48 PM MDT	At 447 pm mdt, a severe thunderstorm was located over northern custer state park, or 8 miles northeast of custer, moving south at 15 mph (radar indicated. at 438 pm, quarter size hail was reported at mount rushmore). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. Locations impacted include, custer state park, stockade lake, legion lake, state game lodge, mount coolidge, blue bell and buffalo corrals.
7/16/2021 4:38 PM MDT	Quarter sized hail reported 1.2 miles NE of Keystone, SD, still hailing
7/16/2021 4:32 PM MDT	At 431 pm mdt, a severe thunderstorm was located over mount rushmore national memorial, or 6 miles southeast of hill city, moving south at 15 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, custer state park around 435 pm mdt. hayward around 440 pm mdt. center lake and black hills playhouse around 450 pm mdt. Other locations in the path of this severe thunderstorm include legion lake, stockade lake, mount coolidge, state game lodge, blue bell and buffalo corrals.
7/16/2021 4:18 PM MDT	At 417 pm mdt, severe thunderstorms were located along a line extending from sheridan lake to mystic, moving southeast at 15 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. Locations impacted include, hisega, rockerville, hill city, sheridan lake, palmer gulch resort, keystone wye, mount rushmore national memorial, horse thief lake and keystone.
7/16/2021 3:55 PM MDT	At 355 pm mdt, a severe thunderstorm was located near rochford, or 12 miles northwest of hill city, moving southeast at 10 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, mystic around 410 pm mdt. Other locations in the path of this severe thunderstorm include silver city, pactola reservoir, johnson siding, hill city, keystone, hisega, rockerville, sheridan lake, keystone wye, palmer gulch resort, horse thief lake and mount rushmore national memorial.
7/13/2021 10:47 PM MDT	At 1046 pm mdt, severe thunderstorms were located along a line extending from near new underwood to near caputa to near keystone, moving east at 20 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, rapid city, rapid valley, ellsworth air force base, box elder, new underwood, hermosa, keystone, caputa, hayward, rockerville, mount rushmore national memorial, rapid city airport, keystone wye, bear country, hart ranch, thompson butte, sheridan lake, black gap, reptile gardens and viewfield. This includes interstate 90 in south dakota between mile markers 58 and 80.
7/13/2021 10:34 PM MDT	At 1033 pm mdt, severe thunderstorms were located along a line extending from 4 miles east of box elder to 3 miles southwest of rapid valley to 6 miles south of moon, moving southeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, rapid city, rapid valley, box elder, black gap, hart ranch, reptile gardens, rapid city airport, new underwood, bear mountain lookout, caputa, jewel cave national monument, thompson butte, crazy horse memorial, custer and stockade lake. This includes interstate 90 in south dakota between mile markers 53 and 80.
7/13/2021 9:58 PM MDT	At 957 pm mdt, severe thunderstorms were located along a line extending from 2 miles north of tilford to roubaix lake to 7 miles northeast of osage, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, rochford, tilford, roubaix lake and dalton lake around 1005 pm mdt. summerset, nemo, piedmont and mystic around 1010 pm mdt. newcastle, silver city and pactola reservoir around 1015 pm mdt. other locations in the path of these severe thunderstorms include black hawk, johnson siding, moon, hisega, ellsworth air force base, sheridan lake, rapid city, rapid valley, box elder, rockerville, keystone wye, keystone, bear country, reptile gardens and elk mountain lookout. This includes interstate 90 in south dakota between mile markers 35 and 80.
7/13/2021 9:58 PM MDT	At 957 pm mdt, severe thunderstorms were located along a line extending from 2 miles north of tilford to roubaix lake to 7 miles northeast of osage, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, rochford, tilford, roubaix lake and dalton lake around 1005 pm mdt. summerset, nemo, piedmont and mystic around 1010 pm mdt. newcastle, silver city and pactola reservoir around 1015 pm mdt. other locations in the path of these severe thunderstorms include black hawk, johnson siding, moon, hisega, ellsworth air force base, sheridan lake, rapid city, rapid valley, box elder, rockerville, keystone wye, keystone, bear country, reptile gardens and elk mountain lookout. This includes interstate 90 in south dakota between mile markers 35 and 80.
6/8/2021 8:58 PM MDT	At 857 pm mdt, severe thunderstorms were located along a line extending from 3 miles east of box elder to near hermosa to custer state park, moving east at 25 mph (radar indicated. at 845 pm mdt a 58 mph wind gust was measusred 1 mile east of downtown rapid city at the nws office). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. locations impacted include, new underwood, thompson butte, folsom, farmingdale and railroad buttes. This includes interstate 90 in south dakota between mile markers 54 and 84.
6/8/2021 8:41 PM MDT	At 840 pm mdt, severe thunderstorms were located along a line extending from rapid city to 3 miles south of hayward to 2 miles south of pringle, moving east at 25 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, rapid city, rapid valley, black hawk and hayward around 845 pm mdt. southern ellsworth air force base, box elder and hermosa around 855 pm mdt. rapid city airport around 900 pm mdt. other locations in the path of these severe thunderstorms include buffalo corrals, thompson butte, new underwood, fairburn, folsom and railroad buttes. This includes interstate 90 in south dakota between mile markers 54 and 84.
6/8/2021 8:22 PM MDT	At 821 pm mdt, severe thunderstorms were located along a line extending from 3 miles north of silver city to custer state park to 2 miles southwest of argyle, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, silver city, stockade lake, pactola reservoir, mount coolidge, custer state park, black elk peak, blue bell, palmer gulch resort, legion lake, mount rushmore national memorial, horse thief lake, johnson siding, keystone, hisega, black hills playhouse, center lake, state game lodge, wind cave national park, hayward, black hawk and buffalo gap. This includes interstate 90 in south dakota between mile markers 54 and 57.
6/8/2021 8:03 PM MDT	At 802 pm mdt, severe thunderstorms were located along a line extending from near rochford to 5 miles northeast of jewel cave national monument to 5 miles southeast of burdock, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. these severe storms will be near, rochford and bear mountain lookout around 805 pm mdt. other locations in the path of these severe thunderstorms include mystic, custer, crazy horse memorial, silver city, custer state park, sylvan lake, pactola reservoir, black elk peak, stockade lake, mount coolidge, blue bell, johnson siding, argyle, center lake, black hills playhouse, legion lake, mount rushmore national memorial, horse thief lake, keystone, cottonwood springs dam, state game lodge, hayward, cold brook reservoir and wind cave national park. This includes interstate 90 in south dakota between mile markers 54 and 57.
6/8/2021 7:46 PM MDT	At 745 pm mdt, severe thunderstorms were located along a line extending from near crooks tower to 8 miles south of moon to near dewey, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, flag mountain and deerfield around 750 pm mdt. jewel cave national monument around 755 pm mdt. rochford and bear mountain lookout around 805 pm mdt. other locations in the path of these severe thunderstorms include mystic, medicine mountain, crazy horse memorial, custer, silver city, custer state park, pactola reservoir, hill city, argyle, black elk peak, sylvan lake, palmer gulch resort, stockade lake, johnson siding, pringle, horse thief lake, sheridan lake, cottonwood springs dam and legion lake. This includes interstate 90 in south dakota between mile markers 54 and 57.
5/23/2021 4:26 PM MDT	At 425 pm mdt, severe thunderstorms were located along a line extending from 2 miles southwest of nemo to 3 miles northwest of rockerville to 4 miles southwest of hermosa, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. severe thunderstorms will be near, bear country around 430 pm mdt. rapid city, hermosa, dalton lake, reptile gardens and hart ranch around 435 pm mdt. summerset, black hawk, piedmont, tilford and black gap around 440 pm mdt. rapid valley around 445 pm mdt. other locations in the path of these severe thunderstorms include ellsworth air force base, box elder, caputa, thompson butte, rapid city airport, farmingdale and railroad buttes. This includes interstate 90 in south dakota between mile markers 40 and 74.
5/23/2021 4:22 PM MDT	At 421 pm mdt, a severe squall line capable of producing both tornadoes and extensive straight line wind damage was located over keystone, or 8 miles southeast of hill city, moving northeast at 35 mph (radar indicated rotation). Hazards include tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. These dangerous storms will be near, hayward and sheridan lake around 425 pm mdt.
5/23/2021 4:14 PM MDT	At 413 pm mdt, severe thunderstorms capable of producing both tornadoes and extensive straight line wind damage were located over northwestern custer state park, or 6 miles northeast of custer, moving northeast at 35 mph (radar indicated rotation). Hazards include tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. these dangerous storms will be near, keystone around 420 pm mdt. Hayward, keystone wye and sheridan lake around 425 pm mdt.
8/8/2020 6:16 PM MDT	At 615 pm mdt, severe thunderstorms were located along a line extending from 2 miles southeast of black elk peak to 2 miles south of maverick junction, moving northeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. severe thunderstorms will be near, mount rushmore national memorial, horse thief lake, black hills playhouse, center lake, palmer gulch resort, custer state park, legion lake and state game lodge around 620 pm mdt. keystone and keystone wye around 625 pm mdt. buffalo gap and hayward around 635 pm mdt. rockerville around 640 pm mdt. Hermosa around 650 pm mdt.
8/8/2020 6:04 PM MDT	At 604 pm mdt, a severe thunderstorm was located near bear country, or 7 miles south of rapid city, moving southeast at 10 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. this severe storm will be near, hart ranch around 615 pm mdt. Black gap around 620 pm mdt.
8/8/2020 5:43 PM MDT	At 542 pm mdt, a severe thunderstorm was located near bear country, or 6 miles southwest of rapid city, moving southeast at 15 mph (radar indicated). Hazards include golf ball size hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. this severe storm will be near, southern rapid city around 550 pm mdt. reptile gardens around 555 pm mdt. hart ranch around 605 pm mdt. Black gap around 610 pm mdt.
8/8/2020 5:28 PM MDT	At 528 pm mdt, a severe thunderstorm was located 3 miles southwest of hisega, or 8 miles northeast of hill city, moving southeast at 10 mph. this is a very dangerous storm (radar indicated). Hazards include baseball size hail and 60 mph wind gusts. People and animals outdoors will be severely injured. expect shattered windows, extensive damage to roofs, siding, and vehicles. this severe thunderstorm will be near, sheridan lake around 535 pm mdt. keystone wye and horse thief lake around 555 pm mdt. southwestern rapid city, rockerville and mount rushmore national memorial around 600 pm mdt. keystone around 605 pm mdt. bear country and reptile gardens around 610 pm mdt. Hart ranch and black gap around 615 pm mdt.
7/20/2020 2:14 PM MDT	At 214 pm mdt, a severe thunderstorm was located over hisega, or 8 miles west of rapid city, moving southeast at 10 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. this severe thunderstorm will be near, hisega around 220 pm mdt. southwestern rapid city around 255 pm mdt. Rockerville, bear country, reptile gardens, hart ranch and black gap around 300 pm mdt.
7/10/2020 5:37 PM MDT	At 536 pm mdt, a severe thunderstorm was located over northwestern custer state park, or 6 miles northeast of custer, moving east at 40 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe storm will be near, keystone, center lake, legion lake, custer state park and blue bell around 540 pm mdt. black hills playhouse and state game lodge around 545 pm mdt. Hayward around 550 pm mdt.
7/10/2020 5:25 PM MDT	At 525 pm mdt, a severe thunderstorm was located 3 miles southeast of medicine mountain, or 6 miles southwest of hill city, moving east at 20 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe thunderstorm will be near, crazy horse memorial around 535 pm mdt. custer, sylvan lake, custer state park and palmer gulch resort around 540 pm mdt. black elk peak around 545 pm mdt. mount rushmore national memorial and horse thief lake around 550 pm mdt. keystone and stockade lake around 555 pm mdt. black hills playhouse, center lake, legion lake, mount coolidge and blue bell around 600 pm mdt. Hayward and state game lodge around 610 pm mdt.
7/10/2020 5:02 PM MDT	At 500 pm mdt, severe thunderstorms were located along a line extending from 4 miles north of ellsworth air force base to near rapid city airport to 2 miles southeast of rockerville, moving southeast at 45 mph. over three inch hail was recently reported south of rapid city. these are very dangerous storms (radar indicated). Hazards include softball size hail and 70 mph wind gusts. People and animals outdoors will be severely injured. expect shattered windows, extensive damage to roofs, siding, and vehicles. the largest hail will impact, areas to the southeast of rapid city, particularly along highway 79 between rapid city and hermosa. This includes interstate 90 in south dakota between mile markers 58 and 106.
7/10/2020 4:56 PM MDT	At 455 pm mdt, a severe thunderstorm was located near reptile gardens, or 3 miles south of rapid city, moving southeast at 25 mph. this is a very dangerous storm (trained weather spotters). Hazards include three inch hail and 60 mph wind gusts. People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding, and vehicles.
7/9/2020 3:53 PM MDT	At 353 pm mdt, a severe thunderstorm was located near hayward, or 10 miles southeast of hill city, moving southeast at 10 mph (trained weather spotters). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. This severe thunderstorm will be near, state game lodge around 415 pm mdt.
7/9/2020 3:50 PM MDT	Tennis Ball sized hail reported 3.3 miles WNW of Keystone, SD, 1.5 inch to 2.5 inch hail
7/5/2020 8:28 PM MDT	At 827 pm mdt, severe thunderstorms were located along a line extending from 3 miles northwest of sheridan lake to 4 miles southeast of black gap to 5 miles north of red shirt, moving northeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, rapid city, rapid valley, ellsworth air force base, box elder, summerset, black hawk, new underwood, johnson siding, hermosa, keystone, hisega, folsom, caputa, rockerville, farmingdale, and rapid city airport. This includes interstate 90 in south dakota between mile markers 49 and 80.
7/5/2020 8:00 PM MDT	At 758 pm mdt, severe thunderstorms were located along a line extending from near flag mountain to custer state park to 6 miles northeast of buffalo gap, moving northeast at 40 mph (radar indicated. this line of storms has a history of producing winds in excess of 70 mph). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. severe thunderstorms will be near, mount rushmore national memorial around 805 pm mdt. keystone, silver city, and fairburn around 810 pm mdt. rockerville, roubaix lake and pactola reservoir around 815 pm mdt. nemo and hermosa around 820 pm mdt. rapid city, dalton lake, hart ranch and reptile gardens around 825 pm mdt. rapid city airport around 835 pm mdt. box elder and caputa around 840 pm mdt. This includes interstate 90 in south dakota between mile markers 34 and 80.
7/5/2020 7:50 PM MDT	At 749 pm mdt, severe thunderstorms were located along a line extending from 4 miles west of flag mountain to 2 miles northwest of medicine mountain to custer, moving northeast at 35 mph (radar indicated). Hazards include 70 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include, custer, hill city, keystone, silver city, rochford, flag mountain, mystic, deerfield, deerfield reservoir, mount rushmore national memorial, crazy horse memorial, redbank spring campground, sheridan lake, bear mountain lookout, black fox campground, horse thief lake, jewel cave national monument, palmer gulch resort, and roubaix lake.
7/5/2020 7:36 PM MDT	At 735 pm mdt, severe thunderstorms were located along a line extending from near four corners to 6 miles west of bear mountain lookout to 5 miles east of jewel cave national monument, moving northeast at 45 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include, custer, hill city, keystone, silver city, rochford, flag mountain, mystic, moon, deerfield, mount rushmore national memorial, crazy horse memorial, sheridan lake, bear mountain lookout, mallo camp, black fox campground, and jewel cave national monument.
7/5/2020 7:36 PM MDT	At 735 pm mdt, severe thunderstorms were located along a line extending from near four corners to 6 miles west of bear mountain lookout to 5 miles east of jewel cave national monument, moving northeast at 45 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include, custer, hill city, keystone, silver city, rochford, flag mountain, mystic, moon, deerfield, mount rushmore national memorial, crazy horse memorial, sheridan lake, bear mountain lookout, mallo camp, black fox campground, and jewel cave national monument.
7/5/2020 7:20 PM MDT	At 719 pm mdt, severe thunderstorms were located along a line extending from 5 miles northeast of osage to 5 miles north of elk mountain lookout to 7 miles northeast of dewey, moving northeast at 45 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.
7/5/2020 7:20 PM MDT	At 719 pm mdt, severe thunderstorms were located along a line extending from 5 miles northeast of osage to 5 miles north of elk mountain lookout to 7 miles northeast of dewey, moving northeast at 45 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.
7/5/2020 4:26 PM MDT	Hen Egg sized hail reported 7.2 miles WNW of Keystone, SD
7/5/2020 4:18 PM MDT	At 417 pm mdt, a severe thunderstorm was located near hayward, or 10 miles southeast of hill city, moving southeast at 15 mph (radar indicated). Hazards include hail up to ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe storm will be near, state game lodge around 435 pm mdt. hermosa around 450 pm mdt. Fairburn around 510 pm mdt.
7/5/2020 4:09 PM MDT	Quarter sized hail reported 0.9 miles WSW of Keystone, SD
7/5/2020 4:07 PM MDT	At 407 pm mdt, a severe thunderstorm was located near keystone, or 9 miles southeast of hill city, moving southeast at 20 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe thunderstorm will be near, hayward around 415 pm mdt. legion lake around 420 pm mdt. state game lodge around 425 pm mdt. hermosa around 435 pm mdt. Fairburn around 500 pm mdt.
7/5/2020 3:10 PM MDT	At 309 pm mdt, a severe thunderstorm was located 3 miles northeast of sheridan lake, or 8 miles northeast of hill city, moving southeast at 15 mph (radar indicated). Hazards include hail up to golf ball size hail. the largest hail should stay southwest of rapid city. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe thunderstorm will be near, rockerville around 330 pm mdt. southern rapid city around 335 pm mdt. bear country and reptile gardens around 340 pm mdt. hayward around 350 pm mdt. hart ranch around 355 pm mdt. Black gap around 400 pm mdt.
7/2/2020 5:34 PM MDT	At 531 pm mdt, a cluster of severe thunderstorms was located from hayward to caputa (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. locations impacted include, new underwood, hermosa, caputa, farmingdale, hayward, rapid city airport, hart ranch, black gap, thompson butte, railroad buttes and northeastern custer state park. This includes interstate 90 in south dakota between mile markers 75 and 82.
7/2/2020 5:16 PM MDT	At 515 pm mdt, a severe thunderstorm was located 5 miles southeast of black gap, or 12 miles southeast of rapid city, moving northeast at 25 mph. another thunderstorm was near hayward and was also moving east at 20 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
7/2/2020 4:00 PM MDT	Hen Egg sized hail reported 5.8 miles W of Keystone, SD, photo shows several measured hail stones approximately two inches in diameter
7/2/2020 3:52 PM MDT	The severe thunderstorm warning for south central pennington county will expire at 400 pm mdt, the storms which prompted the warning have weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however small hail and gusty winds are still possible with thunderstorms in the area. a severe thunderstorm watch remains in effect until 800 pm mdt for southwestern and west central south dakota.
7/2/2020 3:34 PM MDT	At 332 pm mdt, a severe thunderstorm was located 3 miles west of rapid city, moving east at 25 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe storm will be near, rapid city around 340 pm mdt. rapid valley around 350 pm mdt. another severe thunderstorm was just east of hill city and will affect mt rushmore around 345 pm mdt. This includes interstate 90 in south dakota between mile markers 54 and 63.
7/2/2020 3:11 PM MDT	At 311 pm mdt, severe thunderstorms were located along a line extending from 3 miles southeast of pactola reservoir to near palmer gulch resort, moving east at 25 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. locations impacted include, rapid city, hill city, rapid valley, black hawk, keystone, hisega, hayward, rockerville, mount rushmore national memorial, bear country, hart ranch, sylvan lake, sheridan lake, reptile gardens, black elk peak, horse thief lake and palmer gulch resort. This includes interstate 90 in south dakota between mile markers 54 and 63.
7/2/2020 3:09 PM MDT	Ping Pong Ball sized hail reported 3.3 miles WNW of Keystone, SD, lots of 3/4 to inch hail
7/2/2020 2:57 PM MDT	At 256 pm mdt, a severe thunderstorm was located 3 miles west of sheridan lake, or 3 miles northeast of hill city, moving east at 25 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
7/2/2020 2:25 PM MDT	At 224 pm mdt, a severe thunderstorm was located over medicine mountain, or 7 miles west of hill city, moving northeast at 25 mph (radar indicated). Hazards include hail up to half dollar size. Damage to vehicles is expected. this severe storm will be near, hill city and palmer gulch resort around 240 pm mdt. mystic around 245 pm mdt. sheridan lake around 250 pm mdt. Silver city and pactola reservoir around 255 pm mdt.
7/2/2020 2:06 PM MDT	At 205 pm mdt, a severe thunderstorm was located 4 miles west of bear mountain lookout, or 13 miles northwest of custer, moving northeast at 25 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe thunderstorm will be near, bear mountain lookout around 215 pm mdt. sylvan lake around 230 pm mdt. black elk peak around 235 pm mdt. hill city and palmer gulch resort around 240 pm mdt. horse thief lake and mount rushmore national memorial around 245 pm mdt. silver city, and pactola reservoir around 250 pm mdt. Rockerville around 300 pm mdt.
6/28/2020 8:08 PM MDT	At 807 pm mdt, a severe thunderstorm was located 3 miles south of bear country, or 9 miles south of rapid city, moving northeast at 30 mph (radar indicated). Hazards include half dollar size hail. Damage to vehicles is expected. This severe storm will be near, hart ranch around 815 pm mdt.
6/28/2020 8:00 PM MDT	Half Dollar sized hail reported 3.3 miles WNW of Keystone, SD
6/28/2020 7:58 PM MDT	A severe thunderstorm warning remains in effect until 845 pm mdt for south central pennington county. at 758 pm mdt, a severe thunderstorm was located near hayward, or 10 miles east of hill city, moving northeast at 30 mph. hazard. golf ball size hail. source. Radar indicated.
6/28/2020 7:38 PM MDT	At 737 pm mdt, a severe thunderstorm was located over northwestern custer state park, or 4 miles northeast of custer, moving northeast at 20 mph (trained weather spotters). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe thunderstorm will be near, black hills playhouse, center lake, mount rushmore national memorial and horse thief lake around 750 pm mdt. keystone around 755 pm mdt. hermosa and bear country around 820 pm mdt. Hart ranch around 830 pm mdt.
6/28/2020 7:18 PM MDT	At 717 pm mdt, a severe thunderstorm was located over bear mountain lookout, or 10 miles southwest of hill city, moving northeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, hill city and black elk peak around 735 pm mdt. mount rushmore national memorial around 745 pm mdt. rockerville around 755 pm mdt. Johnson siding and hisega around 800 pm mdt.
6/25/2020 12:58 PM MDT	At 1258 pm mdt, a severe thunderstorm was located over northern custer state park, or 6 miles east of custer, moving east at 10 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe thunderstorm will be near, custer state park around 105 pm mdt. center lake and black hills playhouse around 110 pm mdt. state game lodge around 130 pm mdt. Hayward around 135 pm mdt.
6/6/2020 6:35 PM MDT	At 635 pm mdt, severe thunderstorms were located along a line extending from 4 miles east of fort meade to 2 miles northwest of rapid valley to 7 miles southwest of red shirt, moving northeast at 55 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. these severe storms will be near, ellsworth air force base, box elder and rapid city airport around 640 pm mdt. new underwood around 650 pm mdt. scenic around 705 pm mdt. southwestern badlands national park around 720 pm mdt. This includes interstate 90 in south dakota between mile markers 35 and 92.
6/6/2020 6:05 PM MDT	At 604 pm mdt, severe thunderstorms were located along a line extending from 3 miles south of cheyenne crossing to 2 miles west of hill city to 3 miles south of maverick junction, moving northeast at 65 mph. these are very dangerous storms (radar indicated). Hazards include 80 mph wind gusts. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. these severe storms will be near, keystone and sheridan lake around 610 pm mdt. johnson siding, hisega and rockerville around 615 pm mdt. rapid city around 620 pm mdt. rapid valley, black hawk and tilford around 625 pm mdt. ellsworth air force base, box elder, and rapid city airport around 630 pm mdt. red shirt around 635 pm mdt. sheep mountain table around 650 pm mdt. This includes interstate 90 in south dakota between mile markers 34 and 92.
6/6/2020 5:56 PM MDT	At 552 pm mdt, severe thunderstorms were located along a line extending from redbank spring campground to 5 miles southeast of jewel cave national monument to 7 miles east of rumford, moving northeast at 70 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. severe thunderstorms will be near, custer, deerfield, crazy horse memorial around 600 pm mdt. oelrichs, rochford, and custer state park around 605 pm mdt. keystone, silver city and smithwick around 610 pm mdt. nemo and rockerville around 615 pm mdt. rapid city, summerset, piedmont and tilford around 620 pm mdt. rapid valley and black gap around 625 pm mdt. box elder and rapid city airport around 630 pm mdt. new underwood around 640 pm mdt. This includes interstate 90 in south dakota between mile markers 34 and 92.
5/23/2020 3:49 PM MDT	At 349 pm mdt, severe thunderstorms were located along a line extending from near silver city to 4 miles northwest of sheridan lake to 2 miles north of crazy horse memorial, moving east at 10 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. hail may accumulate on roadways causing hazardous travel. these severe storms will be near, silver city and pactola reservoir around 355 pm mdt. sheridan lake around 405 pm mdt. palmer gulch resort around 425 pm mdt. Keystone, horse thief lake, mount rushmore national memorial and keystone wye around 430 pm mdt.
5/23/2020 3:29 PM MDT	At 328 pm mdt, severe thunderstorms were located along a line extending from 2 miles northeast of mystic to 4 miles northwest of hill city to 2 miles southeast of bear mountain lookout, moving east at 10 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. hail may accumulate on roadways causing hazardous travel. severe thunderstorms will be near, mystic around 335 pm mdt. silver city and pactola reservoir around 345 pm mdt. sheridan lake around 405 pm mdt. keystone wye around 410 pm mdt. Hill city, keystone, black elk peak, palmer gulch resort, horse thief lake and mount rushmore national memorial around 415 pm mdt.
5/3/2020 6:44 PM MDT	At 643 pm mdt, a severe thunderstorm was located over northeastern custer state park, or 9 miles east of custer, moving east at 30 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, hermosa around 700 pm mdt. Fairburn around 710 pm mdt.
5/3/2020 6:36 PM MDT	At 635 pm mdt, a severe thunderstorm was located over black elk peak, or 6 miles southeast of hill city, moving east at 30 mph (trained weather spotters recently reported quarter sized hail 4 miles south of hill city). Hazards include quarter size hail. Damage to vehicles is expected. this severe storm will be near, mount rushmore national memorial, northwestern custer state park and legion lake around 640 pm mdt. Keystone, black hills playhouse and center lake around 645 pm mdt.
5/3/2020 6:22 PM MDT	At 622 pm mdt, a severe thunderstorm was located over crazy horse memorial, or 5 miles northwest of custer, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe storm will be near, hill city and northwestern custer state park around 625 pm mdt. custer, sylvan lake, black elk peak and palmer gulch resort around 630 pm mdt. stockade lake, mount rushmore national memorial and horse thief lake around 635 pm mdt. Keystone, legion lake, center lake, black hills playhouse and mount coolidge around 640 pm mdt.
5/3/2020 6:07 PM MDT	At 606 pm mdt, a severe thunderstorm was located 3 miles west of bear mountain lookout, or 11 miles west of hill city, moving southeast at 25 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. this severe thunderstorm will be near, bear mountain lookout and medicine mountain around 615 pm mdt. hill city and crazy horse memorial around 630 pm mdt. northwestern custer state park, sylvan lake, black elk peak and palmer gulch resort around 635 pm mdt. custer and horse thief lake around 640 pm mdt. Stockade lake, legion lake, mount coolidge, center lake, black hills playhouse and mount rushmore national memorial around 645 pm mdt.
9/20/2019 8:16 PM MDT	At 816 pm mdt, a severe thunderstorm was located over rockerville, or 9 miles southwest of rapid city, moving northeast at 35 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. locations impacted include, rapid city, hill city, rapid valley, black hawk, summerset, johnson siding, keystone, hisega, caputa, hayward, rockerville, pactola reservoir, mount rushmore national memorial, rapid city airport, bear country, keystone wye, hart ranch, sheridan lake, black gap and reptile gardens. This includes interstate 90 in south dakota between mile markers 50 and 62.
9/20/2019 8:08 PM MDT	At 807 pm mdt, a severe thunderstorm was located over black elk peak, or 4 miles southeast of hill city, moving northeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, rapid city, hill city, rapid valley, summerset, black hawk, johnson siding, hermosa, keystone, hisega, caputa, hayward, rockerville, pactola reservoir, mount rushmore national memorial, rapid city airport, stockade lake, legion lake, state game lodge, thompson butte and sheridan lake. This includes interstate 90 in south dakota between mile markers 49 and 62.
9/20/2019 7:58 PM MDT	At 758 pm mdt, a severe thunderstorm was located near custer, moving northeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
8/14/2019 1:01 PM MDT	At 101 pm mdt, a severe thunderstorm was located near black hills playhouse, or 9 miles southeast of hill city, moving southeast at 20 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, keystone, mount rushmore national memorial, center lake, stockade lake, custer state park, mount coolidge, legion lake, state game lodge and black hills playhouse.
8/14/2019 12:39 PM MDT	The national weather service in rapid city has issued a * severe thunderstorm warning for. north central custer county in southwestern south dakota. western pennington county in west central south dakota. until 145 pm mdt. At 1238 pm mdt, a severe thunderstorm was located over palmer gulch.
8/5/2019 3:14 PM MDT	At 314 pm mdt, severe thunderstorms were located along a line extending from near hermosa to 3 miles northeast of black hills playhouse, moving east at 20 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Hail may accumulate on roadways causing hazardous travel.
8/5/2019 3:00 PM MDT	Quarter sized hail reported 7.2 miles WNW of Keystone, SD
8/5/2019 2:53 PM MDT	At 252 pm mdt, a severe thunderstorm was located near hayward, or 12 miles southeast of hill city, moving east at 25 mph. ping pong ball sized hail was recently reported 7 miles west of hermosa (trained weather spotters). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, hermosa, hayward and northeastern custer state park.
7/24/2019 7:50 PM MDT	The severe thunderstorm warning for north central custer and south central pennington counties will expire at 800 pm mdt, the storm which prompted the warning has weakened below severe limits, and has exited the warned area. therefore, the warning will be allowed to expire.
7/24/2019 7:33 PM MDT	At 733 pm mdt, a severe thunderstorm was located over hayward, or 11 miles southeast of hill city, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. hail may accumulate on roadways causing hazardous travel. Locations impacted include, keystone, hayward, rockerville, mount rushmore national memorial, center lake, keystone wye, black hills playhouse and northeastern custer state park.
7/24/2019 7:15 PM MDT	At 715 pm mdt, a severe thunderstorm was located over hill city, moving east at 25 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. hail may accumulate on roadways causing hazardous travel. Locations impacted include, hill city, keystone, hayward, rockerville, mount rushmore national memorial, keystone wye, state game lodge, crazy horse memorial, sylvan lake, sheridan lake, center lake, black elk peak, black hills playhouse, palmer gulch resort, horse thief lake and northern custer state park.
7/24/2019 7:01 PM MDT	At 652 pm mdt, a severe thunderstorm was located 3 miles southeast of deerfield reservoir, or 9 miles northwest of hill city, moving east at 30 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
7/24/2019 6:53 PM MDT	At 652 pm mdt, a severe thunderstorm was located 3 miles southeast of deerfield reservoir, or 9 miles northwest of hill city, moving east at 30 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
7/8/2019 5:06 PM MDT	At 505 pm mdt, a severe thunderstorm was located 3 miles northwest of hermosa, or 14 miles south of rapid city, moving southeast at 20 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
7/4/2019 9:02 PM MDT	At 902 pm mdt, severe thunderstorms were located along a line extending from 2 miles southeast of apple springs to 2 miles southwest of ellsworth air force base to 2 miles northwest of hermosa, moving northeast at 40 mph. two inch hail was recently observed in south rapid city (trained weather spotters). Hazards include two inch hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. locations impacted include, rapid city, rapid valley, ellsworth air force base, box elder, summerset, black hawk, new underwood, nemo, hermosa, keystone, piedmont, caputa, hayward, rockerville, tilford, farmingdale, mount rushmore national memorial, rapid city airport, thompson butte and sheridan lake. This includes interstate 90 in south dakota between mile markers 35 and 80.
7/4/2019 8:58 PM MDT	At 858 pm mdt, severe thunderstorms were located along a line extending from 2 miles southeast of apple springs to near ellsworth air force base to horse thief lake, moving east at 50 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. locations impacted include, rapid city, sturgis, lead, hill city, rapid valley, ellsworth air force base, box elder, summerset, black hawk, deadwood, new underwood, johnson siding, nemo, hermosa, keystone, piedmont, hisega, silver city, rochford and brownsville. This includes interstate 90 in south dakota between mile markers 32 and 80.
7/4/2019 8:38 PM MDT	At 837 pm mdt, severe thunderstorms were located along a line extending from 4 miles east of cheyenne crossing to 2 miles north of mystic to 4 miles west of crazy horse memorial, moving northeast at 40 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.
9/9/2018 2:52 PM MDT	At 252 pm mdt, a severe thunderstorm was located over hayward, or 13 miles east of hill city, moving southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, hermosa, keystone, hayward, rockerville, bear country and eastern custer state park.
9/9/2018 2:45 PM MDT	Quarter sized hail reported 0.9 miles WNW of Keystone, SD
9/9/2018 2:33 PM MDT	At 233 pm mdt, a severe thunderstorm was located over rockerville, or 8 miles east of hill city, moving southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
8/3/2018 8:58 PM MDT	At 857 pm mdt, severe thunderstorms were located along a line extending from 5 miles northeast of newell lake to 10 miles northeast of piedmont to near hermosa, moving east at 40 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. locations impacted include, rapid city, sturgis, lead, hill city, rapid valley, ellsworth air force base, box elder, summerset, black hawk, deadwood, whitewood, johnson siding, newell, nemo, keystone, nisland, piedmont, saint onge, vale and hisega. This includes interstate 90 in south dakota between mile markers 17 and 72.
8/3/2018 8:43 PM MDT	At 823 pm mdt, severe thunderstorms were located along a line extending from 12 miles north of belle fourche to 3 miles west of brownsville to 6 miles northwest of jewel cave national monument, moving east at 40 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.
8/3/2018 8:24 PM MDT	At 823 pm mdt, severe thunderstorms were located along a line extending from 12 miles north of belle fourche to 3 miles west of brownsville to 6 miles northwest of jewel cave national monument, moving east at 40 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.
8/3/2018 4:50 PM MDT	At 450 pm mdt, a severe thunderstorm was located near hill city, moving southeast at 25 mph (public). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, hill city, keystone, rockerville, pactola reservoir, sheridan lake, mount rushmore national memorial, keystone wye, black elk peak, sylvan lake, horse thief lake, and northwestern custer state park.
8/3/2018 4:35 PM MDT	At 435 pm mdt, a severe thunderstorm was located 3 miles north of hill city, moving southeast at 15 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
7/29/2018 4:05 PM MDT	The severe thunderstorm warning for north central custer and southwestern pennington counties will expire at 415 pm mdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however small hail, gusty winds and heavy rain are still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 900 pm mdt for southwestern and west central south dakota.
7/29/2018 3:47 PM MDT	At 347 pm mdt, a severe thunderstorm was located 3 miles southwest of pactola reservoir, or 5 miles north of hill city, moving south at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, custer, hill city, johnson siding, keystone, silver city, hisega, mystic, hayward, rockerville, pactola reservoir, mount rushmore national memorial, keystone wye, stockade lake, legion lake, crazy horse memorial, sylvan lake, sheridan lake, center lake, black elk peak and black hills playhouse.
7/29/2018 3:34 PM MDT	At 334 pm mdt, a severe thunderstorm was located near silver city, or 13 miles north of hill city, moving south at 35 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. Locations impacted include, custer, hill city, johnson siding, nemo, keystone, silver city, hisega, mystic, hayward, rockerville, pactola reservoir, mount rushmore national memorial, keystone wye, stockade lake, legion lake, crazy horse memorial, sylvan lake, sheridan lake, center lake and black elk peak.
7/29/2018 3:21 PM MDT	At 321 pm mdt, a severe thunderstorm was located near roubaix lake, or 9 miles southeast of lead, moving south at 35 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
7/21/2018 6:32 PM MDT	A severe thunderstorm warning remains in effect until 715 pm mdt for southwestern pennington county. at 632 pm mdt, a severe thunderstorm was located near sheridan lake, or 6 miles northeast of hill city, moving southeast at 15 mph. hazard. ping pong ball size hail and 60 mph wind gusts. source. Radar indicated.
7/21/2018 6:13 PM MDT	At 613 pm mdt, a severe thunderstorm was located over pactola reservoir, or 8 miles north of hill city, moving southeast at 15 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
7/17/2018 4:07 PM MDT	The severe thunderstorm warning for north central custer and southwestern pennington counties will expire at 415 pm mdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however small hail and heavy rain are still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 1100 pm mdt for southwestern and west central south dakota.
7/17/2018 3:55 PM MDT	Golf Ball sized hail reported 3.3 miles WNW of Keystone, SD, ground covered in hail.
7/17/2018 3:54 PM MDT	At 354 pm mdt, a severe thunderstorm was located 3 miles northeast of black hills playhouse, or 11 miles southeast of hill city, moving southeast at 10 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, hill city, keystone, hayward, mount rushmore national memorial, center lake, keystone wye, black elk peak, sylvan lake, black hills playhouse, horse thief lake, palmer gulch resort and northern custer state park.
7/17/2018 3:47 PM MDT	Quarter sized hail reported 3.3 miles WNW of Keystone, SD
7/17/2018 3:40 PM MDT	At 339 pm mdt, a severe thunderstorm was located over keystone, or 8 miles east of hill city, moving southeast at 5 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. addionally, lots of small hail could make travel difficult. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, hill city, keystone, hayward, mount rushmore national memorial, center lake, keystone wye, black elk peak, sylvan lake, black hills playhouse, horse thief lake, palmer gulch resort and northern custer state park.
7/17/2018 3:21 PM MDT	At 321 pm mdt, a severe thunderstorm was located over keystone wye, or 6 miles east of hill city, moving southeast at 5 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
7/16/2018 4:25 PM MDT	The national weather service in rapid city has issued a * severe thunderstorm warning for. north central custer county in southwestern south dakota. western pennington county in west central south dakota. Until 500 pm mdt * at 425 pm mdt, a severe thunderstorm was located 3 miles southwest.
7/3/2018 9:18 PM MDT	At 917 pm mdt, severe thunderstorms were located along a line extending from near silver city to custer state park to 4 miles east of argyle, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. expect damage to roofs, siding, and trees
7/3/2018 9:05 PM MDT	At 905 pm mdt, severe thunderstorms were located along a line extending from 3 miles north of medicine mountain to 2 miles northeast of custer to 6 miles northwest of argyle, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. Locations impacted include, custer, hill city, dewey, keystone, pringle, silver city, mystic, rockerville, deerfield, pactola reservoir, deerfield reservoir, mount rushmore national memorial, stockade lake, legion lake, crazy horse memorial, sheridan lake, blue bell, bear mountain lookout, black hills playhouse and horse thief lake.
7/3/2018 8:50 PM MDT	At 850 pm mdt, severe thunderstorms were located along a line extending from 5 miles southeast of moon to 4 miles east of jewel cave national monument to 5 miles northeast of burdock, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. Locations impacted include, custer, hill city, dewey, keystone, pringle, silver city, mystic, moon, rockerville, deerfield, pactola reservoir, deerfield reservoir, mount rushmore national memorial, stockade lake, legion lake, crazy horse memorial, sheridan lake, blue bell, bear mountain lookout and black hills playhouse.
7/3/2018 8:50 PM MDT	At 850 pm mdt, severe thunderstorms were located along a line extending from 5 miles southeast of moon to 4 miles east of jewel cave national monument to 5 miles northeast of burdock, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. Locations impacted include, custer, hill city, dewey, keystone, pringle, silver city, mystic, moon, rockerville, deerfield, pactola reservoir, deerfield reservoir, mount rushmore national memorial, stockade lake, legion lake, crazy horse memorial, sheridan lake, blue bell, bear mountain lookout and black hills playhouse.
7/3/2018 8:23 PM MDT	At 823 pm mdt, severe thunderstorms were located along a line extending from near newcastle to 2 miles southwest of elk mountain lookout to 9 miles southeast of morrisey, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
7/3/2018 8:23 PM MDT	At 823 pm mdt, severe thunderstorms were located along a line extending from near newcastle to 2 miles southwest of elk mountain lookout to 9 miles southeast of morrisey, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
6/29/2018 6:02 PM MDT	At 602 pm mdt, a severe thunderstorm was located over northeastern custer state park, or 9 miles east of custer, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
6/29/2018 5:08 PM MDT	At 508 pm mdt, a severe thunderstorm was located 3 miles east of elk mountain lookout, or 15 miles southeast of newcastle, moving east at 45 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
6/22/2018 3:44 PM MDT	At 344 pm mdt, severe thunderstorms were located along a line extending from near black hawk to near keystone, moving east at 20 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
6/10/2018 6:20 PM MDT	Quarter sized hail reported 4.4 miles WNW of Keystone, SD
6/8/2018 4:11 PM MDT	Golf Ball sized hail reported 5.6 miles WNW of Keystone, SD
6/8/2018 3:47 PM MDT	At 346 pm mdt, a severe thunderstorm was located over bear country, or 10 miles south of rapid city, moving southeast at 15 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, rockerville, bear country, hart ranch, and hayward.
6/8/2018 3:33 PM MDT	At 332 pm mdt, a severe thunderstorm was located over bear country, or 8 miles southwest of rapid city, moving southeast at 15 mph (radar indicated. at 328 pm mdt ping pong ball size hail was reported 7 miles southwest of downtown rapid city). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, southwestern rapid city, hayward, rockerville, bear country, hart ranch, black gap and reptile gardens.
6/8/2018 3:24 PM MDT	At 324 pm mdt, a severe thunderstorm was located near hisega, or near rapid city, moving southeast at 10 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
5/27/2018 10:02 PM MDT	At 939 pm mdt, severe thunderstorms were located along a line extending from near hayward to near black gap to near folsom, moving north at 75 mph. these are very dangerous storms (radar indicated). Hazards include 80 mph wind gusts and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. locations impacted include, rapid city, rapid valley, southern ellsworth air force base, box elder, black hawk, hermosa, fairburn, owanka, folsom, caputa, hayward, rockerville, farmingdale, rapid city airport, buffalo corrals, state game lodge, thompson butte, railroad buttes, eastern custer state park and reptile gardens. This includes interstate 90 in south dakota between mile markers 54 and 70.
5/27/2018 9:39 PM MDT	At 939 pm mdt, severe thunderstorms were located along a line extending from near hayward to near black gap to near folsom, moving north at 75 mph. these are very dangerous storms (radar indicated). Hazards include 80 mph wind gusts and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. locations impacted include, rapid city, rapid valley, southern ellsworth air force base, box elder, black hawk, hermosa, fairburn, owanka, folsom, caputa, hayward, rockerville, farmingdale, rapid city airport, buffalo corrals, state game lodge, thompson butte, railroad buttes, eastern custer state park and reptile gardens. This includes interstate 90 in south dakota between mile markers 54 and 70.
5/27/2018 9:28 PM MDT	At 928 pm mdt, severe thunderstorms were located along a line extending from near wind cave national park to near fairburn to badlands national park, moving north at 35 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. locations impacted include, rapid city, rapid valley, southern ellsworth air force base, box elder, black hawk, hermosa, fairburn, owanka, folsom, caputa, hayward, rockerville, red shirt, farmingdale, northeastern wind cave national park, rapid city airport, buffalo corrals, state game lodge, thompson butte and railroad buttes. This includes interstate 90 in south dakota between mile markers 54 and 70.
5/27/2018 9:11 PM MDT	At 911 pm mdt, a severe thunderstorm was located near fairburn, or 20 miles northeast of hot springs, moving north at 35 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.
5/17/2018 4:32 PM MDT	At 431 pm mdt, a severe thunderstorm was located over hayward, or 14 miles south of rapid city, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. expect damage to roofs, siding, and trees
8/26/2017 1:35 PM MDT	Hen Egg sized hail reported 7.2 miles WNW of Keystone, SD, hail covering ground
8/26/2017 1:34 PM MDT	At 133 pm mdt, a severe thunderstorm was located near hermosa, or 15 miles south of rapid city, moving southeast at 20 mph (trained weather spotters. at 1:30 pm ping pong sized hail was reported 5 miles west of hermosa). Hazards include tennis ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, hermosa, keystone, fairburn, hayward, rockerville, mount rushmore national memorial, keystone wye, bear country, horse thief lake and northeastern custer state park.
8/26/2017 1:31 PM MDT	Ping Pong Ball sized hail reported 7.2 miles WNW of Keystone, SD, pea size to marble size hail mostly with a few ping pong size hail mixed in.
8/26/2017 1:24 PM MDT	At 124 pm mdt, a severe thunderstorm was located over hayward, or 14 miles east of hill city, moving southeast at 20 mph (radar indicated). Hazards include tennis ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, hermosa, keystone, fairburn, hayward, rockerville, mount rushmore national memorial, keystone wye, bear country, horse thief lake and northeastern custer state park.
8/26/2017 1:16 PM MDT	At 116 pm mdt, a severe thunderstorm was located over hayward, or 11 miles east of hill city, moving southeast at 20 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, hermosa, keystone, fairburn, hayward, rockerville, mount rushmore national memorial, keystone wye, bear country, horse thief lake and northeastern custer state park.
8/26/2017 1:08 PM MDT	At 108 pm mdt, a severe thunderstorm was located over rockerville, or 9 miles east of hill city, moving southeast at 20 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
8/25/2017 2:37 PM MDT	At 237 pm mdt, a severe thunderstorm was located over rockerville, or 9 miles southwest of rapid city, moving east at 15 mph (radar indicated). Hazards include half dollar size hail. Damage to vehicles is expected. Locations impacted include, southwestern rapid city, keystone, rockerville, sheridan lake, keystone wye, bear country, hart ranch, reptile gardens, horse thief lake and mount rushmore national memorial.
8/25/2017 2:22 PM MDT	At 221 pm mdt, a severe thunderstorm was located over sheridan lake, or near hill city, moving east at 15 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
8/14/2017 6:00 PM MDT	At 559 pm mdt, a severe thunderstorm was located over southwestern rapid city, moving southeast at 15 mph (radar indicated). Hazards include two inch hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
6/28/2017 11:21 AM MDT	At 521 pm mdt, a severe thunderstorm was located over rockerville, or 10 miles east of hill city, moving east at 25 mph (trained weather spotters). Hazards include two inch hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, southwestern rapid city, keystone, rockerville, bear country, keystone wye, hart ranch, black gap, reptile gardens and sheridan lake.
6/28/2017 11:07 AM MDT	At 507 pm mdt, a severe thunderstorm was located over sheridan lake, or near hill city, moving east at 25 mph (radar indicated). Hazards include two inch hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, southern rapid city, hill city, southwestern rapid valley, hisega, rockerville, sheridan lake, bear country, keystone wye, hart ranch, black gap and reptile gardens.
6/28/2017 10:56 AM MDT	At 455 pm mdt, a severe thunderstorm was located near hill city, moving east at 25 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, southern rapid city, hill city, southwestern rapid valley, keystone, hisega, mystic, rockerville, hayward, pactola reservoir, bear country, keystone wye, hart ranch, sheridan lake, black gap and reptile gardens.
6/28/2017 10:46 AM MDT	At 445 pm mdt, a severe thunderstorm was located near mystic, or 7 miles northwest of hill city, moving east at 25 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
6/27/2017 11:10 AM MDT	At 508 pm mdt, severe thunderstorms were located along a line extending from near mystic to near fairburn to near smithwick, moving east at 50 mph (radar indicated. this line of storms has a history of producing winds in excess of 65 mph). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include, rapid city, hot springs, custer, hill city, rapid valley, southern ellsworth air force base, box elder, black hawk, johnson siding, hermosa, keystone, oral, buffalo gap, hisega, fairburn, smithwick, rockerville, farmingdale, rockyford and folsom.
6/27/2017 10:59 AM MDT	At 459 pm mdt, severe thunderstorms were located along a line extending from near deerfield reservoir to wind cave national park to smithwick, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, rapid city, hot springs, custer, hill city, rapid valley, southern ellsworth air force base, box elder, black hawk, johnson siding, hermosa, keystone, oral, buffalo gap, pringle, hisega, fairburn, smithwick, rockerville, farmingdale and rockyford.
6/27/2017 10:47 AM MDT	At 446 pm mdt, severe thunderstorms were located along a line extending from near redbank spring campground to near sanator to near maverick junction, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. expect damage to roofs, siding, and trees
6/5/2017 4:46 PM MDT	At 446 pm mdt, a severe thunderstorm was located over horsethief lake, or near hill city, moving southeast at 10 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
5/13/2017 6:57 PM MDT	The severe thunderstorm warning for north central custer and south central pennington counties will expire at 700 pm mdt. the storm which prompted the warning has weakened below severe limits, and no longer pose an immediate threat to life or property. therefore the warning will be allowed to expire. However small hail is still possible with this thunderstorm.
5/13/2017 6:28 PM MDT	At 627 pm mdt, a severe thunderstorm was located over horsethief lake, or near hill city, moving northeast at 20 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, keystone, hayward, rockerville, mount rushmore national memorial, keystone wye, black elk peak, sylvan lake, mount rushmore koa, horsethief lake, sheridan lake and northern custer state park.
5/13/2017 6:13 PM MDT	At 612 pm mdt, a severe thunderstorm was located over sylvan lake, or near custer, moving northeast at 20 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
8/15/2016 3:48 PM MDT	At 348 pm mdt, a severe thunderstorm was located over crazy horse memorial, or near custer, moving south at 15 mph (radar indicated). Hazards include half dollar size hail. Damage to vehicles is expected. this severe storm will be near, northern custer state park around 355 pm mdt. custer and stockade lake around 415 pm mdt. Legion lake around 420 pm mdt.
8/15/2016 3:34 PM MDT	At 333 pm mdt, severe thunderstorms were located along a line extending from rockerville to near bear mountain lookout, moving southeast at 10 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, custer, hill city, keystone, hayward, rockerville, keystone wye, horsethief lake, bear mountain lookout, sylvan lake, center lake, stockade lake, sheridan lake, mount rushmore koa, crazy horse memorial, mount rushmore national memorial, harney peak, legion lake, custer park game lodge and northern custer state park.
8/15/2016 3:24 PM MDT	At 323 pm mdt, severe thunderstorms were located along a line extending from rockerville to near bear mountain lookout, moving south at 10 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, custer, hill city, keystone, hayward, rockerville, keystone wye, horsethief lake, bear mountain lookout, sylvan lake, center lake, stockade lake, sheridan lake, mount rushmore koa, crazy horse memorial, mount rushmore national memorial, harney peak, legion lake, custer park game lodge and northern custer state park.
8/15/2016 3:12 PM MDT	At 311 pm mdt, a severe thunderstorm was located over hill city, moving southeast at 15 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
8/10/2016 5:26 PM MDT	At 525 pm mdt, a severe thunderstorm was located over rockerville, or 10 miles southwest of rapid city, moving northeast at 15 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, southwestern rapid city, keystone, hayward, rockerville, keystone wye, bear country, mount rushmore national memorial, reptile gardens, hart ranch, sheridan lake and horsethief lake.
8/10/2016 5:21 PM MDT	Quarter sized hail reported 0.9 miles WSW of Keystone, SD
8/10/2016 5:13 PM MDT	At 513 pm mdt, a severe thunderstorm was located over keystone wye, or 8 miles east of hill city, moving northeast at 15 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
8/9/2016 6:05 PM MDT	At 605 pm mdt, a severe thunderstorm was located over northeastern custer state park, or 8 miles east of custer, moving northeast at 30 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, hayward, legion lake, custer state park, custer park game lodge, center lake, stockade lake and blue bell.
8/9/2016 5:48 PM MDT	At 548 pm mdt, a severe thunderstorm was located over sanator, or near custer, moving northeast at 20 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, custer, keystone, hayward, sanator, mount rushmore national memorial, legion lake, custer state park, custer park game lodge, center lake, stockade lake and blue bell.
8/9/2016 5:36 PM MDT	At 536 pm mdt, a severe thunderstorm was located near sanator, or 8 miles south of custer, moving northeast at 25 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.
8/8/2016 6:22 PM MDT	At 621 pm mdt, severe thunderstorms were located along a line extending from pactola reservoir to rapid city, moving east at 15 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, rapid city, rapid valley, johnson siding, keystone, hisega, hayward, rockerville, caputa, keystone wye, pactola reservoir, reptile gardens, rapid city airport, sheridan lake and bear country.
8/8/2016 5:58 PM MDT	At 558 pm mdt, severe thunderstorms were located along a line extending from near mystic to near hisega, moving southeast at 10 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.
8/1/2016 3:08 PM MDT	At 308 pm mdt, a severe thunderstorm was located over sylvan lake, or near custer, moving southeast at 15 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.
7/31/2016 6:08 PM MDT	At 608 pm mdt, a severe thunderstorm was located over hill city, moving southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, hill city, keystone, hayward, keystone wye, mount rushmore national memorial, harney peak, horsethief lake and mount rushmore koa.
7/31/2016 5:54 PM MDT	At 554 pm mdt, a severe thunderstorm was located near hill city, moving southeast at 20 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. Locations impacted include, hill city, keystone, hayward, mystic, keystone wye, mount rushmore national memorial, harney peak, horsethief lake, sheridan lake and mount rushmore koa.
7/31/2016 5:47 PM MDT	At 546 pm mdt, a severe thunderstorm was located near deerfield reservoir, or 7 miles northwest of hill city, moving southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
7/30/2016 8:12 PM MDT	At 810 pm mdt, a severe thunderstorm was located near rockerville or 10 miles south-southwest of rapid city, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, southwestern rapid city, hill city, hermosa, keystone, hisega, hayward, rockerville, keystone wye, pactola reservoir, horsethief lake, reptile gardens, sheridan lake, mount rushmore koa, bear country and mount rushmore national memorial.
7/30/2016 8:09 PM MDT	At 808 pm mdt, a severe thunderstorm was located near jewel cave national monument, or 8 miles west of custer, moving southeast at 35 mph (trained weather spotters. at 756 pm mdt...quarter sized hail and 60 mph wind gusts were reported 3 miles north of newcastle). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. Locations impacted include, custer, pringle, sanator, argyle, horsethief lake, custer state park, sylvan lake, center lake, stockade lake, mount rushmore koa, jewel cave national monument, crazy horse memorial, mount rushmore national memorial, harney peak, legion lake, custer park game lodge, wind cave visitors center, wind cave national park and blue bell.
7/30/2016 7:45 PM MDT	At 744 pm mdt, a severe thunderstorm was located over mystic, or 7 miles north of hill city, moving east at 35 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
7/30/2016 7:38 PM MDT	At 738 pm mdt, a severe thunderstorm was located over moon, or 9 miles northeast of newcastle, moving southeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
7/30/2016 7:38 PM MDT	At 738 pm mdt, a severe thunderstorm was located over moon, or 9 miles northeast of newcastle, moving southeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
7/29/2016 3:53 PM MDT	At 352 pm mdt, a severe thunderstorm was located near hayward, or 11 miles southeast of hill city, moving southeast at 15 mph (trained weather spotters. at 340 pm mdt...quarter sized hail was reported at mount rushmore national memorial). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, keystone, hayward, mount rushmore national memorial, legion lake, custer state park, custer park game lodge and center lake.
7/29/2016 3:40 PM MDT	Quarter sized hail reported 1.2 miles NE of Keystone, SD
7/29/2016 3:35 PM MDT	Quarter sized hail reported 0.9 miles WSW of Keystone, SD
7/29/2016 3:29 PM MDT	At 329 pm mdt, a severe thunderstorm was located over keystone wye, or 5 miles east of hill city, moving southeast at 20 mph (radar indicated). Hazards include two inch hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, keystone, hayward, keystone wye, mount rushmore national memorial, horsethief lake, legion lake, custer state park, custer park game lodge, center lake, sheridan lake and mount rushmore koa.
7/29/2016 3:15 PM MDT	At 315 pm mdt, a severe thunderstorm was located over sheridan lake, or near hill city, moving southeast at 15 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
7/20/2016 5:57 PM MDT	At 557 pm mdt, a severe thunderstorm was located over rockerville, or 10 miles southwest of rapid city, moving east at 15 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, hermosa, hayward and rockerville.
7/20/2016 5:43 PM MDT	At 543 pm mdt, a severe thunderstorm was located over rockerville, or 8 miles east of hill city, moving east at 15 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
7/18/2016 5:43 PM MDT	Storm damage reported in pennington county SD, 3.3 miles WNW of Keystone, SD
7/18/2016 5:12 PM MDT	At 512 pm mdt, a severe thunderstorm was located over custer, moving northeast at 40 mph (radar indicated). Hazards include 70 mph wind gusts and nickel size hail. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.
7/15/2016 3:49 PM MDT	At 348 pm mdt, a severe thunderstorm was located over hisega, or near rapid city, moving southeast at 10 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. Locations impacted include, rapid city, rapid valley, johnson siding, hermosa, hisega, hayward, rockerville, rapid city airport and sheridan lake.
7/15/2016 3:34 PM MDT	At 332 pm mdt, a severe thunderstorm was located over hisega, or 7 miles west of rapid city, moving southeast at 15 mph (trained weather spotters. at 330 pm mdt...trained weather spotters reported quarter size hail 1 mile north of hisega). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, rapid city, rapid valley, johnson siding, hermosa, hisega, hayward, rockerville, pactola reservoir, rapid city airport and sheridan lake.
7/15/2016 3:16 PM MDT	At 315 pm mdt, a severe thunderstorm was located over johnson siding, or 10 miles west of rapid city, moving southeast at 15 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
6/28/2016 4:01 PM MDT	At 401 pm mdt, severe thunderstorms were located along a line extending from nemo to johnson siding to near hill city, moving southeast at 50 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding. And trees.
6/13/2016 4:01 PM MDT	At 400 pm mdt, a severe thunderstorm was located over northeastern custer state park, or 10 miles east of custer, moving northeast at 15 mph (radar indicated). Hazards include two inch hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.
6/9/2016 9:12 PM MDT	At 911 pm mdt, severe thunderstorms were located along a line extending from near roubaix lake to near hill city, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs. siding. and trees. Locations impacted include, hill city, johnson siding, nemo, keystone, silver city, rochford, mystic, pactola reservoir, mount rushmore national memorial, harney peak, roubaix lake and sheridan lake.
6/9/2016 8:50 PM MDT	At 850 pm mdt, severe thunderstorms were located along a line extending from near rochford to 8 miles south of deerfield reservoir, moving east at 25 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs. siding. And trees.
5/20/2016 6:30 PM MDT	Quarter sized hail reported 2.8 miles W of Keystone, SD, ground completely covered in hail
5/20/2016 5:55 PM MDT	Hen Egg sized hail reported 5 miles NNW of Keystone, SD, at the corner of playhouse/iron mountain road. hail is covering road.
5/20/2016 5:12 PM MDT	At 535 pm mdt, a severe thunderstorm was located near center lake, or 11 miles southeast of hill city, and is nearly stationary. this is a very dangerous storm (radar indicated). Hazards include baseball size hail. People and animals outdoors will be severely injured. expect shattered windows, extensive damage to roofs, siding, and vehicles. Locations impacted include, hayward, custer park game lodge, center lake, custer state park and mount rushmore national memorial.
5/20/2016 4:20 PM MDT	Ping Pong Ball sized hail reported 1.6 miles NW of Keystone, SD, most of ground covered by hail
5/20/2016 4:16 PM MDT	Golf Ball sized hail reported 3.2 miles NNW of Keystone, SD, 8 inches of hail accumulated. motorists stranded on iron mountain road. snow plows have been called out to clear roads.
5/20/2016 4:04 PM MDT	At 404 pm mdt, a severe thunderstorm was located over rockerville, or 9 miles east of hill city, and is nearly stationary (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, southwestern rapid city, keystone, rockerville and mount rushmore national memorial.
5/20/2016 4:00 PM MDT	Quarter sized hail reported 1.8 miles W of Keystone, SD, penny to quarter size hail. still falling at time of report.
5/20/2016 3:46 PM MDT	The national weather service in rapid city has issued a * severe thunderstorm warning for. south central pennington county in west central south dakota. until 445 pm mdt * at 346 pm mdt. a severe thunderstorm was located over keystone. or 8 miles east of hill city. Moving east at 15 mph.
8/11/2015 6:21 PM MDT	The severe thunderstorm warning for western pennington county will expire at 630 pm mdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore the warning will be allowed to expire.
8/11/2015 6:12 PM MDT	At 611 pm mdt, a severe thunderstorm was located over mount rushmore national memorial, or near hill city, moving southeast at 10 mph (radar indicated. at 609 pm mdt penny size hail was reported at sheridan lake marina). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, hill city, keystone, sheridan lake and mount rushmore national memorial.
8/11/2015 6:03 PM MDT	At 602 pm mdt, a severe thunderstorm was located over mount rushmore national memorial, or near hill city, moving south at 10 mph (radar indicated). Hazards include half dollar size hail. Damage to vehicles is expected. Locations impacted include, harney peak, hill city, keystone, sheridan lake and mount rushmore national memorial.
8/11/2015 5:58 PM MDT	At 557 pm mdt, a severe thunderstorm was located over sheridan lake, or near hill city, moving southeast at 15 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, keystone, rockerville, mount rushmore national memorial, hill city, harney peak, and sheridan lake.
8/11/2015 5:53 PM MDT	At 553 pm mdt, a severe thunderstorm was located over sheridan lake, or near hill city, moving southeast at 15 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, keystone, rockerville, mount rushmore national memorial and sheridan lake.
8/11/2015 5:40 PM MDT	At 539 pm mdt, a severe thunderstorm was located near sheridan lake, or near hill city, moving southeast at 10 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
8/5/2015 7:52 PM MDT	The severe thunderstorm warning for southern lawrence, southwestern meade, southwestern pennington, north central fall river and central custer counties will expire at 800 pm mdt, the storms which prompted the warning have weakened below severe limits, and no longer pose an immediate threat to life or property. therefore the warning will be allowed to expire. however gusty winds are still possible with these thunderstorms.
8/5/2015 7:27 PM MDT	At 726 pm mdt, severe thunderstorms were located along a line extending from near rochford to custer state park, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. these severe storms will be near, rochford around 730 pm mdt. custer park game lodge around 735 pm mdt. fairburn and roubaix lake around 740 pm mdt. lead, deadwood and brownsville around 745 pm mdt. Hermosa and galena around 750 pm mdt.
8/5/2015 7:00 PM MDT	At 700 pm mdt, severe thunderstorms were located along a line extending from near moon to near argyle, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs. siding and trees. severe thunderstorms will be near, pringle, wind cave national park and cold brook reservoir around 705 pm mdt. wind cave visitors center around 710 pm mdt. deerfield and deerfield reservoir around 715 pm mdt. blue bell around 720 pm mdt. rochford and custer park game lodge around 730 pm mdt. fairburn around 735 pm mdt. brownsville and roubaix lake around 740 pm mdt. Nemo, hermosa and galena around 750 pm mdt.
8/5/2015 7:00 PM MDT	At 700 pm mdt, severe thunderstorms were located along a line extending from near moon to near argyle, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs. siding and trees. severe thunderstorms will be near, pringle, wind cave national park and cold brook reservoir around 705 pm mdt. wind cave visitors center around 710 pm mdt. deerfield and deerfield reservoir around 715 pm mdt. blue bell around 720 pm mdt. rochford and custer park game lodge around 730 pm mdt. fairburn around 735 pm mdt. brownsville and roubaix lake around 740 pm mdt. Nemo, hermosa and galena around 750 pm mdt.
7/27/2015 5:27 PM MDT	Storm damage reported in pennington county SD, 6.8 miles W of Keystone, SD
7/27/2015 5:25 PM MDT	At 524 pm mdt, severe thunderstorms were located along a line extending from near rockerville to near blue bell, moving east at 35 mph. these are very dangerous storms (radar indicated). Hazards include baseball size hail and 60 mph wind gusts. People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding and vehicles.
7/27/2015 5:15 PM MDT	Ping Pong Ball sized hail reported 2.3 miles W of Keystone, SD, shave report
7/27/2015 5:15 PM MDT	Quarter sized hail reported 0.9 miles WNW of Keystone, SD
7/27/2015 5:15 PM MDT	At 514 pm mdt, severe thunderstorms were located along a line extending from near keystone to near sanator, moving northeast at 25 mph (radar indicated). Hazards include tennis ball size hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs and outbuildings. locations impacted include, rapid city, custer, hill city, rapid valley, ellsworth air force base, southwestern box elder, hermosa, keystone, hisega, sanator, hayward, rockerville, folsom, caputa, custer state park, sheridan lake, custer park game lodge, blue bell, jewell cave national monument and rapid city airport. This includes interstate 90 in south dakota between mile markers 57 and 65.
7/27/2015 5:10 PM MDT	Golf Ball sized hail reported 2.4 miles ESE of Keystone, SD, shave report
7/27/2015 4:53 PM MDT	At 450 pm mdt, a severe thunderstorm was located over harney peak, or near hill city, moving east at 25 mph (radar indicated). Hazards include two inch hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs and outbuildings. Locations impacted include, custer, hill city, hermosa, keystone, hisega, sanator, hayward, rockerville, folsom, caputa, custer state park, sheridan lake, custer park game lodge, blue bell, jewell cave national monument.
7/27/2015 4:25 PM MDT	At 425 pm mdt, a severe thunderstorm was located near crazy horse memorial, or near custer, moving east at 45 mph (radar indicated). Hazards include two inch hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs and outbuildings. this severe thunderstorm will be near, custer and crazy horse memorial around 430 pm mdt. northern custer state park, sylvan lake and stockade lake around 435 pm mdt. hill city and harney peak around 440 pm mdt. keystone, mount rushmore national memorial, sheridan lake and center lake around 445 pm mdt. hayward around 450 pm mdt. rockerville around 455 pm mdt. rapid city and hermosa around 500 pm mdt. rapid valley around 510 pm mdt. This includes interstate 90 in south dakota between mile markers 57 and 65.
7/25/2015 3:36 PM MDT	At 336 pm mdt, a severe thunderstorm was located over rockerville, or 9 miles south of rapid city, moving east at 20 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows and vehicles. Expect wind damage to roofs, siding and trees.
7/24/2015 8:19 PM MDT	At 819 pm mdt, a severe thunderstorm was located over northwestern custer state park, or near custer, moving east at 25 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows and vehicles. expect wind damage to roofs, siding and trees. Locations impacted include, custer, hermosa, fairburn, hayward, harney peak, sylvan lake, custer state park, custer park game lodge, center lake, stockade lake, blue bell and mount rushmore national memorial.
7/24/2015 7:56 PM MDT	At 755 pm mdt, a severe thunderstorm was located near crazy horse memorial, or 8 miles northwest of custer, moving east at 25 mph (radar indicated). Hazards include two inch hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows and vehicles. Expect wind damage to roofs, siding and trees.
7/14/2015 7:25 PM MDT	Pea size hail in pennington county SD, 3.3 miles WNW of Keystone, SD
7/14/2015 7:21 PM MDT	At 721 pm mdt, a severe thunderstorm was located over rockerville, or 9 miles east of hill city, moving southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding and trees.
7/12/2015 7:17 PM MDT	At 716 pm mdt, a severe thunderstorm was located near center lake, or 10 miles southeast of hill city, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding and trees.
6/25/2015 1:35 PM MDT	Storm damage reported in custer county SD, 5.7 miles NW of Keystone, SD
6/25/2015 1:28 PM MDT	Storm damage reported in pennington county SD, 4.6 miles WNW of Keystone, SD
6/25/2015 1:18 PM MDT	At 116 pm mdt, a severe thunderstorm was located over sheridan lake, or near hill city, moving southeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding and trees.
6/21/2015 12:25 AM MDT	Quarter sized hail reported 0.4 miles SSE of Keystone, SD
6/21/2015 12:23 AM MDT	At 1221 am mdt, severe thunderstorms were located along a line extending from near hisega to hayward to sanator, moving southeast at 30 mph (radar indicated). Hazards include tennis ball size hail. golf ball size hail was reported near deerfield and in hill city. People and animals outdoors will be injured. expect damage to roofs, siding, windows and vehicles. Locations impacted include, southwestern rapid city, custer, hill city, johnson siding, keystone, hisega, sanator, hayward, rockerville, pactola reservoir, sylvan lake, custer state park, center lake, stockade lake, sheridan lake, crazy horse memorial, mount rushmore national memorial, harney peak, custer park game lodge and wind cave visitors center.
6/20/2015 11:49 PM MDT	At 1148 pm mdt, severe thunderstorms were located along a line extending from nemo to 8 miles west of crazy horse memorial, moving southeast at 30 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows and vehicles.
6/19/2015 10:37 PM MDT	At 1036 pm mdt, severe thunderstorms were located along a line extending from near rapid valley to near hayward to custer state park, moving southeast at 50 mph (radar indicated). Hazards include tennis ball size hail and 70 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows and vehicles. expect considerable tree damage. wind damage is also likely to mobile homes, roofs and outbuildings. Locations impacted include, southern rapid city, hermosa, keystone, fairburn, hayward, rockerville, folsom, farmingdale, custer state park, center lake, mount rushmore national memorial, harney peak, custer park game lodge and northeastern wind cave national park.
6/19/2015 10:30 PM MDT	Golf Ball sized hail reported 0.9 miles WNW of Keystone, SD, report via twitter
6/19/2015 10:30 PM MDT	Quarter sized hail reported 3.3 miles WNW of Keystone, SD, mostly pea size with a few quarter size hail
6/19/2015 10:27 PM MDT	At 1025 pm mdt, severe thunderstorms were located along a line extending from rapid city to near mount rushmore national memorial, moving southeast at 45 mph. these are very dangerous storms (radar indicated. at 1020 pm...two inch hail was reported in hill city). Hazards include baseball size hail and 70 mph wind gusts. People and animals outdoors will be severely injured. expect shattered windows, extensive damage to roofs, siding and vehicles. locations impacted include, rapid city, hill city, rapid valley, ellsworth air force base, box elder, summerset, black hawk, new underwood, johnson siding, hermosa, keystone, hisega, fairburn, farmingdale, wicksville, hayward, rockerville, folsom, caputa and custer state park. This includes interstate 90 in south dakota between mile markers 50 and 91.
6/19/2015 10:07 PM MDT	At 1007 pm mdt, severe thunderstorms were located along a line extending from nemo to 7 miles west of hill city, moving southeast at 45 mph. these are very dangerous storms (radar indicated). Hazards include baseball size hail and 70 mph wind gusts. People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding and vehicles.
6/17/2015 11:11 PM MDT	The severe thunderstorm warning for southwestern pennington county will expire at 1115 pm mdt, the storm which prompted the warning has moved out of the area. therefore the warning will be allowed to expire. a severe thunderstorm watch remains in effect until 100 am mdt for west central south dakota.
6/17/2015 10:53 PM MDT	At 1052 pm mdt, severe thunderstorms were located along a line extending from 9 miles northeast of ellsworth air force base to hayward, moving east at 45 mph (public reported half dollar sized hail in eastern rapid city at 1050 pm). Hazards include half dollar size hail. Damage to vehicles is expected. locations impacted include, rapid city, rapid valley, ellsworth air force base, box elder, new underwood, hermosa, keystone, wasta, scenic, owanka, farmingdale, wicksville, hayward, rockerville, caputa, folsom, rapid city airport, center lake, northern badlands national park and mount rushmore national memorial. This includes interstate 90 in south dakota between mile markers 58 and 110.
6/17/2015 10:44 PM MDT	At 1044 pm mdt, severe thunderstorms were located along a line extending from 7 miles northeast of ellsworth air force base to keystone, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding and trees.
6/17/2015 10:37 PM MDT	At 1036 pm mdt, a severe thunderstorm was located over sheridan lake, or near hill city, moving southeast at 30 mph (trained weather spotters). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, southwestern rapid city, hill city, johnson siding, keystone, silver city, hisega, rochford, hayward, rockerville, mystic, deerfield, pactola reservoir, deerfield reservoir, sheridan lake, mount rushmore national memorial and harney peak.
6/17/2015 10:23 PM MDT	At 1023 pm mdt, a severe thunderstorm was located over silver city, or 9 miles north of hill city, moving southeast at 30 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
6/14/2015 4:35 AM MDT	The severe thunderstorm warning for southwestern pennington and northwestern custer counties will expire at 445 am mdt, the storm which prompted the warning has weakened below severe limits, and no longer pose an immediate threat to life or property. therefore the warning will be allowed to expire. however small.
6/14/2015 4:14 AM MDT	At 414 am mdt, a severe thunderstorm was located near crazy horse memorial, or 7 miles northwest of custer, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. Locations impacted include, hill city, keystone, crazy horse memorial, mount rushmore national memorial, harney peak, sylvan lake, center lake, sheridan lake and northern custer state park.
6/14/2015 4:02 AM MDT	At 401 am mdt, a severe thunderstorm was located 8 miles north of jewell cave national monument, or 14 miles west of custer, moving east at 35 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows and vehicles. expect wind damage to roofs, siding and trees. Locations impacted include, hill city, keystone, silver city, mystic, deerfield, pactola reservoir, deerfield reservoir, sylvan lake, center lake, sheridan lake, crazy horse memorial, mount rushmore national memorial, harney peak and northern custer state park.
6/14/2015 3:44 AM MDT	At 343 am mdt, a severe thunderstorm was located near newcastle, moving east at 35 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows and vehicles. Expect wind damage to roofs, siding and trees.
6/14/2015 3:44 AM MDT	At 343 am mdt, a severe thunderstorm was located near newcastle, moving east at 35 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows and vehicles. Expect wind damage to roofs, siding and trees.
6/9/2015 4:54 PM MDT	The severe thunderstorm warning for south central pennington county will expire at 500 pm mdt, the storm which prompted the warning has weakened below severe limits, and no longer pose an immediate threat to life or property. therefore the warning will be allowed to expire. however small hail and heavy rain are still possible with this thunderstorm.
6/9/2015 4:38 PM MDT	At 437 pm mdt, a severe thunderstorm was located over rockerville, or 9 miles east of hill city, and is nearly stationary (radar indicated). Hazards include half dollar size hail. Damage to vehicles is expected. Locations impacted include, keystone, hayward, rockerville, and sheridan lake.
6/9/2015 4:08 PM MDT	At 406 pm mdt, a severe thunderstorm was located over rockerville, or 9 miles east of hill city, moving southeast at 15 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows and vehicles. Locations impacted include, keystone, hayward, rockerville, mount rushmore national memorial and sheridan lake.
6/9/2015 3:56 PM MDT	At 355 pm mdt, a severe thunderstorm was located over sheridan lake, or 7 miles northeast of hill city, moving southeast at 15 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
7/12/2014 3:32 PM MDT	Golf Ball sized hail reported 9 miles NNW of Keystone, SD, report via twitter.
7/12/2014 3:30 PM MDT	Half Dollar sized hail reported 8.1 miles NNW of Keystone, SD, corrected location
7/12/2014 3:10 PM MDT	Tree down on highway 16a near the norbeck overlook center. debris all over roa in pennington county SD, 1.7 miles N of Keystone, SD
7/10/2014 3:37 PM MDT	Quarter sized hail reported 9 miles NNW of Keystone, SD
6/4/2014 4:16 PM MDT	Quarter sized hail reported 2.4 miles SE of Keystone, SD
5/27/2014 2:38 PM MDT	Golf Ball sized hail reported 4.6 miles WNW of Keystone, SD, most of the hail was silver dollar size with some pieces as large as a golfball. large hail lasted from 238 pm to 243 pm.
5/27/2014 2:30 PM MDT	Ping Pong Ball sized hail reported 0.4 miles NW of Keystone, SD
5/27/2014 2:30 PM MDT	Ping Pong Ball sized hail reported 0.9 miles WNW of Keystone, SD
8/11/2013 2:45 PM MDT	Golf Ball sized hail reported 1.3 miles SSE of Keystone, SD
8/5/2013 6:10 PM MDT	Quarter sized hail reported 5.1 miles N of Keystone, SD
7/23/2013 3:55 PM MDT	Quarter sized hail reported 1.2 miles NE of Keystone, SD
7/23/2013 3:52 PM MDT	Quarter sized hail reported 0.4 miles NW of Keystone, SD
7/8/2013 6:00 PM MDT	Golf Ball sized hail reported 5.6 miles WNW of Keystone, SD, golfball hail and heavy rain.
7/8/2013 6:00 PM MDT	Golf Ball sized hail reported 7.7 miles WNW of Keystone, SD
7/8/2013 5:55 PM MDT	Baseball sized hail reported 5.6 miles WNW of Keystone, SD
6/17/2013 3:42 PM MDT	Hen Egg sized hail reported 1.2 miles NE of Keystone, SD
8/10/2012 4:35 PM MDT	Quarter sized hail reported 5.6 miles WNW of Keystone, SD
6/25/2012 6:00 PM MDT	Storm damage reported in custer county SD, 6.5 miles NW of Keystone, SD
1/1/0001 12:00 AM	Quarter sized hail reported 6.5 miles WNW of Keystone, SD
1/1/0001 12:00 AM	Ping Pong Ball sized hail reported 5.6 miles WNW of Keystone, SD
1/1/0001 12:00 AM	Quarter sized hail reported 1.7 miles E of Keystone, SD
1/1/0001 12:00 AM	Golf Ball sized hail reported 5.6 miles WNW of Keystone, SD, at least 10 minutes of golf ball sized hail