Hail map — July 31, 2026
NOAA radar detected hail of an inch or more over 29 cities across 3 states on July 31, 2026. The largest stones — 1.50″, half dollar size — fell over Lawton, OK.
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- The July 31, 2026 swath — and every other storm since 2023 across your state
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- States hit
- 3
- Cities hit
- 29
- Largest stone
- 1.50″
- half dollar size
- Impact rating
- 5/10
- from stone size
Sizes come from NOAA radar, which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.
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States hit on July 31, 2026
Every state where NOAA radar put an inch or more of hail over a city that day, biggest stone first.
Hardest hit on July 31, 2026
Showing the 24 largest of 29 cities hit. The rest are under their state above.
What people on the ground measured in the US on July 31, 2026
8 reports filed with the National Weather Service — 5 from trained observers or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.
- 1.75″ golf ball size PublicArgyle, SD5:37 PM CDTCuster County
Report and photo via social media confirming golf ball size hail fell in Argyle. Time estimated based on radar.
- 1.75″ golf ball size Public2 SSW Argyle, SD5:38 PM CDTCuster County
Large holes punched in outdoor plastic storage container. Hail lightly covered the ground. Smaller stones also observed. Time estimated based on radar.
- 1.00″ quarter size Trained Spotter2 SSW Custer, SD5:25 PM CDTCuster County
- 1.00″ quarter size Trained Spotter2 WSW Argyle, SD5:36 PM CDTCuster County
- 1.00″ quarter size Trained Spotter1 SW Argyle, SD5:38 PM CDTCuster County
- 1.00″ quarter size Trained Spotter3 SW Argyle, SD5:47 PM CDTCuster County
- 1.00″ quarter size Public5 SW Hot Springs, SD6:11 PM CDTFall River County
Photo via social media. Hail covered the ground and damaged tree foliage. Time estimated based on radar.
- 0.88″ penny size Trained Spotter7 SSW Hot Springs, SD6:18 PM CDTFall River County
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 July 31, 2026
NOAA radar put hail of an inch or more over 29 cities across 3 states on July 31, 2026. The largest stones — 1.50 inches, half dollar size — were over Lawton, OK. Every state hit is listed on this page, and every city under it.