Hail Map for Keystone, SD

The Keystone, SD area has had 42 reports of on-the-ground hail by trained spotters, and has been under severe weather warnings 13 times during the past 12 months. Doppler radar has detected hail at or near Keystone, SD on 92 occasions, including 7 occasions during the past year.

Name: Keystone, SD
Where Located: 16.5 miles SW of Rapid City, SD
Map: Google Map for Keystone, SD
Population: 337
Housing Units: 230
More Info: Search Google for Keystone, SD

Hail and Wind Damage Spotted near Keystone, SD

Date / Time Report Details
8/14/2019 1:01 PM MDT Radar Image for Severe Thunderstorms near Keystone, SD at 8/14/2019 1:04 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/14/2019 12:42 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/5/2019 3:17 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/5/2019 2:56 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/24/2019 7:53 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/24/2019 7:36 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/24/2019 7:18 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/24/2019 7:04 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/24/2019 6:56 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/8/2019 5:09 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/4/2019 9:05 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/4/2019 9:01 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/4/2019 8:41 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 Radar Image for Severe Thunderstorms near Keystone, SD at 9/9/2018 2:56 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 Radar Image for Severe Thunderstorms near Keystone, SD at 9/9/2018 2:37 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/3/2018 9:02 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/3/2018 8:46 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/3/2018 8:28 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/3/2018 4:56 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/3/2018 4:39 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/29/2018 4:08 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/29/2018 3:50 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/29/2018 3:38 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/29/2018 3:25 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/21/2018 6:35 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/21/2018 6:18 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/17/2018 4:12 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/17/2018 4:00 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/17/2018 3:44 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/17/2018 3:26 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/16/2018 4:28 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/3/2018 9:21 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/3/2018 9:09 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/3/2018 8:53 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/3/2018 8:53 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/3/2018 8:26 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/3/2018 8:26 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/29/2018 6:06 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/29/2018 5:11 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/22/2018 3:47 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/8/2018 3:50 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/8/2018 3:37 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/8/2018 3:29 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 Radar Image for Severe Thunderstorms near Keystone, SD at 5/27/2018 10:05 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 Radar Image for Severe Thunderstorms near Keystone, SD at 5/27/2018 9:43 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 Radar Image for Severe Thunderstorms near Keystone, SD at 5/27/2018 9:32 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 Radar Image for Severe Thunderstorms near Keystone, SD at 5/27/2018 9:14 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 Radar Image for Severe Thunderstorms near Keystone, SD at 5/17/2018 4:35 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/26/2017 1:37 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/26/2017 1:28 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/26/2017 1:19 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/26/2017 1:13 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/25/2017 2:40 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/25/2017 2:25 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/14/2017 6:05 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/28/2017 5:27 PM 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/28/2017 5:11 PM 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/28/2017 4:59 PM 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/28/2017 4:53 PM 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/27/2017 5:15 PM 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/27/2017 5:03 PM 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/27/2017 4:50 PM 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/5/2017 4:50 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 Radar Image for Severe Thunderstorms near Keystone, SD at 5/13/2017 6:31 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 Radar Image for Severe Thunderstorms near Keystone, SD at 5/13/2017 6:17 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/15/2016 3:53 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/15/2016 3:37 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/15/2016 3:28 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/15/2016 3:16 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/10/2016 5:29 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/10/2016 5:16 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/9/2016 6:10 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/9/2016 5:52 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/9/2016 5:39 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/8/2016 6:25 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/8/2016 6:01 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/1/2016 3:13 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/31/2016 6:12 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/31/2016 5:57 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/31/2016 5:51 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/30/2016 8:16 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/30/2016 8:16 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/30/2016 7:48 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/30/2016 7:42 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/30/2016 7:42 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/29/2016 3:56 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/29/2016 3:35 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/29/2016 3:19 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/20/2016 6:00 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/20/2016 5:46 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/18/2016 5:21 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/15/2016 3:55 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/15/2016 3:39 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/15/2016 3:20 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/28/2016 4:07 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/13/2016 4:05 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/9/2016 9:16 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/9/2016 8:56 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 Radar Image for Severe Thunderstorms near Keystone, SD at 5/20/2016 5:39 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 Radar Image for Severe Thunderstorms near Keystone, SD at 5/20/2016 4:21 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/11/2015 6:25 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/11/2015 6:15 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/11/2015 6:06 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/11/2015 6:03 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/11/2015 5:57 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/11/2015 5:44 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/5/2015 7:55 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/5/2015 7:30 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/5/2015 7:03 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 Radar Image for Severe Thunderstorms near Keystone, SD at 8/5/2015 7:03 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/27/2015 5:28 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/27/2015 5:18 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/27/2015 4:56 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/27/2015 4:28 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/25/2015 3:40 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/24/2015 8:22 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/24/2015 8:00 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/14/2015 7:27 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 Radar Image for Severe Thunderstorms near Keystone, SD at 7/12/2015 7:20 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/25/2015 1:21 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/21/2015 12:27 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/20/2015 11:53 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/19/2015 10:40 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/19/2015 10:30 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/19/2015 10:10 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/17/2015 11:14 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/17/2015 10:56 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/17/2015 10:47 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/17/2015 10:40 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/17/2015 10:26 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/14/2015 4:38 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/14/2015 4:17 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/14/2015 4:05 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/14/2015 3:47 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/14/2015 3:47 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/9/2015 4:57 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/9/2015 4:41 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/9/2015 4:12 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 Radar Image for Severe Thunderstorms near Keystone, SD at 6/9/2015 3:59 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

Hail Maps for Keystone, SD