Hail map — July 31, 2026
NOAA radar detected hail of an inch or more over 11 cities across 1 state on July 31, 2026. The largest stones — 1.00″, quarter size — fell over Hialeah, FL.
- States hit
- 1
- Cities hit
- 11
- 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 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
What people on the ground measured in the US on July 31, 2026
8 reports filed with the National Weather Service — 5 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.
- 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 11 cities across 1 state on July 31, 2026. The largest stones — 1.00 inches, quarter size — were over Hialeah, FL. Every state hit is listed on this page, and every city under it.