Hail Map for Grinnell, IA

The Grinnell, IA area has had 3 reports of on-the-ground hail by trained spotters, and has been under severe weather warnings 8 times during the past 12 months. Doppler radar has detected hail at or near Grinnell, IA on 35 occasions, including 7 occasions during the past year.

Name: Grinnell, IA
Where Located: 47.1 miles ENE of Des Moines, IA
Map: Google Map for Grinnell, IA
Population: 9218
Housing Units: 3844
More Info: Search Google for Grinnell, IA

Hail and Wind Damage Spotted near Grinnell, IA

Date / Time Report Details
6/6/2018 7:41 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 6/6/2018 7:45 PM CDT The severe thunderstorm warning for southern poweshiek, northeastern marion, mahaska and southeastern jasper counties will expire at 745 pm cdt, the storm which prompted the warning has moved out of the area. 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 warning continues for southern marion and mahaska counties until 815 pm cdt. a severe thunderstorm watch remains in effect until 1000 pm cdt for central and south central iowa.
6/6/2018 7:07 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 6/6/2018 7:10 PM CDT At 706 pm cdt, a severe thunderstorm was located over new sharon, or 10 miles southwest of montezuma, moving south at 15 mph (trained weather spotters reported 62 mph winds at pella at 701 pm cdt this evening). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. locations impacted include, newton, oskaloosa, pella, grinnell, knoxville, montezuma, monroe, new sharon, iowa speedway, knoxville raceway, lake red rock, sully, beacon, university park, lynnville, deep river, harvey, barnes city, lambs grove and rose hill. This includes interstate 80 between mile markers 162 and 204.
6/6/2018 6:43 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 6/6/2018 6:46 PM CDT At 643 pm cdt, a severe thunderstorm was located near new sharon, or 7 miles west of montezuma, moving south at 15 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. expect damage to roofs, siding, and trees
6/6/2018 6:40 PM CDT 2 large trees down (3ft and 2.5ft diameter) via social medi in jasper county IA, 8.2 miles NNE of Grinnell, IA
6/6/2018 6:35 PM CDT Grinnell airpor in poweshiek county IA, 1.6 miles S of Grinnell, IA
6/6/2018 6:26 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 6/6/2018 6:30 PM CDT At 626 pm cdt, a severe thunderstorm was located near grinnell, 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, newton, grinnell, montezuma, brooklyn, iowa speedway, rock creek lake, victor, sully, kellogg, gilman, holiday lake, lynnville, malcom, deep river, barnes city, oakland acres, reasnor, searsboro, hartwick and guernsey. This includes interstate 80 between mile markers 165 and 204.
6/6/2018 6:18 PM CDT Straight line winds with damage to utility poles. several power lines down including several high voltage lines. debris throughout city blocking street in poweshiek county IA, 0.9 miles SSW of Grinnell, IA
6/6/2018 6:08 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 6/6/2018 6:12 PM CDT At 608 pm cdt, a severe thunderstorm was located near grinnell, 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.
7/20/2017 11:29 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 7/20/2017 11:32 PM CDT At 1127 pm cdt, severe thunderstorms were located along a line extending from 6 miles northwest of brooklyn to near montezuma, moving east at 40 mph (measured wind gust of 58 mph in grinnell at 1120 pm cdt). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
6/29/2017 5:05 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 6/29/2017 10:10 PM CDT At 1004 pm cdt, severe thunderstorms were located along a line extending from near tama to near newton, moving southeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, grinnell, toledo, tama, meskwaki casino, rock creek lake, kellogg, gilman, holiday lake, chelsea, montour, laurel, oakland acres, vining, grinnell regional airport, toledo municipal airport and rock creek state park. This includes interstate 80 between mile markers 170 and 184.
6/29/2017 4:42 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 6/29/2017 9:47 PM CDT At 941 pm cdt, severe thunderstorms were located along a line extending from 8 miles northwest of meskwaki casino to near baxter, moving southeast at 50 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
6/16/2017 10:55 PM CDT The severe thunderstorm warning for northwestern poweshiek, southeastern marshall, southwestern tama and northeastern jasper counties will expire at 1100 pm cdt, 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. a severe thunderstorm watch remains in effect until 400 am cdt for central iowa.
6/16/2017 10:43 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 6/16/2017 10:47 PM CDT At 1043 pm cdt, a severe thunderstorm was located near meskwaki casino, or 8 miles southwest of toledo, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. Locations impacted include, marshalltown, toledo, tama, meskwaki casino, le grand, gilman, montour, laurel, ferguson and toledo municipal airport.
6/16/2017 10:26 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 6/16/2017 10:29 PM CDT At 1025 pm cdt, a severe thunderstorm was located near marshalltown, moving southeast at 40 mph (trained weather spotters). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
6/16/2017 12:27 AM CDT The severe thunderstorm warning for poweshiek county will expire at 1230 am cdt, 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 gusty winds are still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 100 am cdt for central iowa. to report severe weather, contact your nearest law enforcement agency. they will relay your report to the national weather service des moines.
6/16/2017 12:14 AM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 6/16/2017 12:17 AM CDT At 1214 am cdt, a severe thunderstorm was located 7 miles southwest of brooklyn, or 7 miles north of montezuma, 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. locations impacted include, grinnell, montezuma, brooklyn, victor, holiday lake, malcom, deep river, searsboro, hartwick, guernsey and grinnell regional airport. This includes interstate 80 between mile markers 180 and 204.
6/16/2017 12:07 AM CDT From the awos at the grinnell regional airpor in poweshiek county IA, 1.3 miles NNE of Grinnell, IA
6/15/2017 11:54 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 6/15/2017 11:59 PM CDT At 1154 pm cdt, a severe thunderstorm was located near rock creek lake, or near grinnell, moving east at 40 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.
5/17/2017 5:26 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 5/17/2017 5:29 PM CDT The severe thunderstorm warning for poweshiek, monroe, wapello, eastern marion, mahaska, northern appanoose and eastern jasper counties will expire at 530 pm cdt, the storms which prompted the warning have moved out of the area. therefore the warning will be allowed to expire. additional storms are possible through 7 pm. a tornado watch remains in effect until 700 pm cdt for south central, central and southeastern iowa.
5/17/2017 5:25 PM CDT Storm damage reported in poweshiek county IA, 1.5 miles NNE of Grinnell, IA
5/17/2017 5:01 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 5/17/2017 5:12 PM CDT At 500 pm cdt, severe thunderstorms were located along a line extending from near newton to new sharon to near hedrick, moving northeast at 55 mph (trained weather spotters. at 451 pm...65 mph winds were reported by a department of transportation weather station). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. locations impacted include, ottumwa, newton, oskaloosa, pella, grinnell, knoxville, albia, montezuma, monroe, brooklyn, new sharon, eddyville, ottumwa industrial airport, iowa speedway, knoxville raceway, rock creek lake, lake red rock, sully, fremont and moravia. this includes interstate 80 between mile markers 165 and 200. A tornado watch remains in effect until 700 pm cdt for south central, central and southeastern iowa.
5/17/2017 4:43 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 5/17/2017 5:11 PM CDT At 442 pm cdt, severe thunderstorms were located along a line extending from 6 miles north of monroe to 8 miles southeast of pella to near ottumwa, moving northeast at 65 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. locations impacted include, ottumwa, newton, oskaloosa, pella, grinnell, knoxville, albia, montezuma, monroe, brooklyn, new sharon, eddyville, ottumwa industrial airport, iowa speedway, knoxville raceway, rock creek lake, lake red rock, sully, fremont and moravia. this includes interstate 80 between mile markers 165 and 200. A tornado watch remains in effect until 700 pm cdt for south central, central and southeastern iowa.
5/17/2017 4:27 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 5/17/2017 5:08 PM CDT At 427 pm cdt, severe thunderstorms were located along a line extending from near carlisle to near knoxville to near lake sundown, moving northeast at 65 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. expect damage to roofs, siding, and trees
4/15/2017 7:41 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 4/15/2017 7:45 PM CDT At 741 pm cdt, a severe thunderstorm was located near grinnell, moving northeast at 45 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. locations impacted include, grinnell, brooklyn, victor, holiday lake, malcom, chelsea, searsboro, hartwick and grinnell regional airport. This includes interstate 80 between mile markers 181 and 204.
4/15/2017 7:36 PM CDT Quarter sized hail reported 2.7 miles NNE of Grinnell, IA, trained spotter reported up to quarter sized hail.
4/15/2017 7:26 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 4/15/2017 7:29 PM CDT At 725 pm cdt, a severe thunderstorm was located 8 miles southeast of iowa speedway, or 10 miles southeast of newton, moving northeast at 40 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
3/6/2017 8:15 PM CST Radar Image for Severe Thunderstorms near Grinnell, IA at 3/6/2017 8:18 PM CST At 814 pm cst, severe thunderstorms were located along a line extending from la porte city to 6 miles west of montezuma, moving east at 45 mph (emergency management. these storms have a history of producing strong winds in excess of 60 mph). 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, grinnell, toledo, montezuma, tama, traer, brooklyn, dysart, meskwaki casino, victor, sully, holiday lake, lynnville, malcom, deep river, chelsea, clutier, elberon, barnes city, oakland acres and searsboro. this includes interstate 80 between mile markers 177 and 204. A tornado watch remains in effect until 1000 pm cst for central and northeastern iowa.
3/6/2017 8:00 PM CST Radar Image for Severe Thunderstorms near Grinnell, IA at 3/6/2017 8:03 PM CST At 759 pm cst, a severe thunderstorm capable of producing a tornado was located 9 miles south of grinnell, moving northeast at 70 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. this dangerous storm will be near, grinnell around 810 pm cst. other locations impacted by this tornadic thunderstorm include searsboro, lynnville, grinnell regional airport and sully. This includes interstate 80 between mile markers 178 and 187.
3/6/2017 7:43 PM CST Radar Image for Severe Thunderstorms near Grinnell, IA at 3/6/2017 7:47 PM CST At 743 pm cst, a severe thunderstorm capable of producing a tornado was located near iowa speedway, or 7 miles south of newton, moving northeast at 60 mph (radar indicated rotation). Hazards include tornado and quarter size hail. 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. this dangerous storm will be near, rock creek lake around 800 pm cst. grinnell around 805 pm cst. other locations impacted by this tornadic thunderstorm include searsboro, lynnville, kellogg, grinnell regional airport, reasnor, oakland acres, sully, rock creek state park and newton municipal airport. This includes interstate 80 between mile markers 168 and 188.
3/6/2017 7:40 PM CST Radar Image for Severe Thunderstorms near Grinnell, IA at 3/6/2017 7:44 PM CST At 740 pm cst, severe thunderstorms were located along a line extending from near reinbeck to monroe, moving east at 45 mph (emergency management. 65 mph winds have been reported with these storms in state center). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
8/4/2016 8:41 PM CDT The severe thunderstorm warning for poweshiek and southeastern jasper counties will expire at 845 pm cdt, 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 heavy rain is still possible with these thunderstorms. a severe thunderstorm watch remains in effect until midnight cdt for central iowa.
8/4/2016 8:19 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 8/4/2016 8:23 PM CDT At 819 pm cdt, severe thunderstorms were located along a line extending from near norway to near montezuma, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding. and trees. Locations impacted include, grinnell, montezuma, brooklyn, victor, sully, lynnville, malcom, deep river, barnes city, searsboro, hartwick, guernsey and grinnell regional airport.
8/4/2016 7:43 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 8/4/2016 7:46 PM CDT At 742 pm cdt, severe thunderstorms were located along a line extending from near van horne to 8 miles northwest of brooklyn to iowa speedway, moving southeast at 30 mph (trained weather spotters). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include, newton, grinnell, toledo, tama, traer, meskwaki casino, iowa speedway, rock creek lake, le grand, kellogg, gilman, chelsea, montour, laurel, clutier, elberon, lambs grove, oakland acres, reasnor and vining.
8/4/2016 7:41 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 8/4/2016 7:44 PM CDT At 741 pm cdt, severe thunderstorms were located along a line extending from near keystone to near grinnell, moving southeast at 30 mph (trained weather spotters). Hazards include 60 mph wind gusts. Expect damage to roofs. siding. And trees.
8/4/2016 7:41 PM CDT At 741 pm cdt, severe thunderstorms were located along a line extending from near keystone to near grinnell, moving southeast at 30 mph (trained weather spotters). Hazards include 60 mph wind gusts. Expect damage to roofs. siding. And trees.
8/4/2016 7:23 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 8/4/2016 7:26 PM CDT At 722 pm cdt, severe thunderstorms were located along a line extending from near dysart to 7 miles south of meskwaki casino to near baxter, moving southeast at 40 mph (trained weather spotters). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include, marshalltown, newton, grinnell, toledo, tama, traer, baxter, meskwaki casino, iowa speedway, rock creek lake, gladbrook, le grand, melbourne, kellogg, garwin, gilman, mingo, chelsea, montour and laurel.
8/4/2016 6:52 PM CDT Radar Image for Severe Thunderstorms near Grinnell, IA at 8/4/2016 6:57 PM CDT At 652 pm cdt, severe thunderstorms were located along a line extending from near conrad to 10 miles west of baxter, moving southeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding. And trees.
11/11/2015 4:03 PM CST Radar Image for Severe Thunderstorms near Grinnell, IA at 11/11/2015 4:07 PM CST At 403 pm cst, severe thunderstorms were located along a line extending from near state center to 7 miles southeast of iowa speedway to 3 miles east of pella, moving northeast at 55 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. Siding and trees.
11/11/2015 3:56 PM CST Radar Image for Severe Thunderstorms near Grinnell, IA at 11/11/2015 4:00 PM CST At 356 pm cst, a severe thunderstorm capable of producing a tornado was located near pella, moving northeast at 40 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. this dangerous storm will be near, grinnell around 435 pm cst. other locations impacted by this tornadic thunderstorm include pella municipal airport, sully, lynnville, searsboro and oakland acres. This includes interstate 80 between mile markers 174 and 184.
7/6/2014 9:19 PM CDT Quarter sized hail reported 1.2 miles SE of Grinnell, IA, trained spotter reported 1 inch diameter hail 1 w grinnell. delayed report
4/27/2014 3:37 PM CDT Delayed report of a large tree split in half by straight line winds. relayed by kcci. time estimated from rada in poweshiek county IA, 0.9 miles SSW of Grinnell, IA
4/12/2014 11:18 PM CDT Quarter sized hail reported 1.9 miles N of Grinnell, IA, quarter sized hail reported at i-80 exit number 282.
6/29/2012 4:47 PM CDT 3 to 4 large tree limbs...generally 3 to 5 inches in diameter down. one branch was 20 foot lon in poweshiek county IA, 1.7 miles SSW of Grinnell, IA
6/29/2012 4:39 PM CDT Storm damage reported in poweshiek county IA, 1.7 miles SSW of Grinnell, IA
6/29/2012 4:35 PM CDT Measured by an iowa dot rwis site on interstate 80. reports of a semi jack knifed in the area as wel in poweshiek county IA, 1.9 miles N of Grinnell, IA
6/29/2012 4:33 PM CDT Several large road signs and large tree limbs down near interstate 80 south of grinnell. quarter size hail reported as wel in poweshiek county IA, 1.9 miles N of Grinnell, IA
1/1/0001 12:00 AM Storm damage reported in poweshiek county IA, 0.9 miles SSW of Grinnell, IA
1/1/0001 12:00 AM Trees down...transformers down...power outages...high winds reported...no estimate of spee in poweshiek county IA, 0.9 miles SSW of Grinnell, IA