Hail map — August 17, 2026
NOAA radar detected hail of an inch or more over 6 cities across 4 states on August 17, 2026. The largest stones — 1.00″, quarter size — fell over Conway, AR.
- States hit
- 4
- Cities hit
- 6
- Largest stone
- 1.00″
- quarter size
- Impact rating
- 3/10
- from stone size
Sizes come from NOAA MRMS radar (MESH), which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.
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States hit on August 17, 2026
Every state where NOAA radar put an inch or more of hail over a city that day, biggest stone first.
What people on the ground measured in the US on August 17, 2026
15 reports filed with the National Weather Service — 3 from trained spotters or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.
- 2.50″ hen egg size Storm Chaser3 NNW New York Mills, MN5:05 PM CDTOtter Tail County
Video shared on social media of hail to 2 inches near county roads 137 and 410 at 5:03pm. Reported that hail stones got larger on 410 as they drove east at 5:05pm. Estimated they were the size of tennis balls.
- 2.50″ hen egg size PublicCedar Rapids, NE11:35 PM CDTBoone County
Delayed public report shared via social media. Several hailstone measured up to tennis ball sized in Cedar Rapids, NE. Time estimated via radar.
- 2.00″ hen egg size Public7 ENE Burwell, NE8:40 PM CDTGarfield County
- 2.00″ hen egg size PublicOrd, NE9:12 PM CDTValley County
Report of 2 inch hail from Facebook. Time estimated from storm reports in area.
- 1.75″ golf ball size Public13 N Burwell, NE7:41 PM CDTGarfield County
Quarters to golfballs for at least 15 to 30 minutes nonstop.
- 1.75″ golf ball size Public8 ENE Burwell, NE8:39 PM CDTGarfield County
Ping pong to golf ball. Time estimated from radar.
- 1.75″ golf ball size Trained Spotter1 N Bassett, NE10:14 PM CDTRock County
- 1.75″ golf ball size PublicCedar Rapids, NE11:35 PM CDTBoone County
- 1.50″ half dollar size Public5 NW Chambers, NE7:50 PM CDTHolt County
Time estimated from radar.
- 1.50″ half dollar size PublicInman, NE8:40 PM CDTHolt County
Delayed report via social media.
- 1.25″ half dollar size Trained SpotterRalph, SD2:20 PM CDTHarding County
Hail turned the ground white
- 1.25″ half dollar size Trained Spotter12 WSW Amelia, NE7:15 PM CDTHolt County
Time estimated from radar.
- 1.00″ quarter size Public2 ENE Averill, MN3:35 PM CDTClay County
Small hail covered the lawn, shredded tree leaves. Crops in the area also heavily damaged. Largest hailstones estimated at a quarter in size.
- 1.00″ quarter size Public1 W Maryville, TN4:20 PM CDTBlount County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Public3 E Nevis, MN4:54 PM CDTHubbard County
Minor damage to foliage.
Showing the 15 largest of 33 hail reports filed that day.
Reports come from the National Weather Service Local Storm Report feed, ingested every 15 minutes. A report records where the observer was, not the full extent of the swath — treat it as evidence about the storm, not about any one roof.
Other hail days
US hail on August 17, 2026
NOAA radar put hail of an inch or more over 6 cities across 4 states on August 17, 2026. The largest stones — 1.00 inches, quarter size — were over Conway, AR. Every state hit is listed on this page, and every city under it.