Hail map — September 18, 2024
NOAA radar detected hail of an inch or more over 10 cities across 1 state on September 18, 2024. The largest stones — 1.00″, quarter size — fell over Pembroke Pines, FL.
- States hit
- 1
- Cities hit
- 10
- 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 September 18, 2024
Every state where NOAA radar put an inch or more of hail over a city that day, biggest stone first.
Hardest hit on September 18, 2024
What people on the ground measured in the US on September 18, 2024
3 reports filed with the National Weather Service — 1 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 Public2 ENE Belcourt, ND7:31 PM CDTRolette County
Delayed Report. Broadcast Media passed along pictures of hailstones estimated to be as large as golf balls. Time estimated via radar.
- 1.25″ half dollar size NWS Employee4 S Lake Coldwater, KS6:25 PM CDTComanche County
- 1.00″ quarter size Park/Forest Srvc3 W Rolla, ND7:35 PM CDTRolette County
Most hail was dime size but a few hailstones were up to the size of quarters.
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 September 18, 2024
NOAA radar put hail of an inch or more over 10 cities across 1 state on September 18, 2024. The largest stones — 1.00 inches, quarter size — were over Pembroke Pines, FL. Every state hit is listed on this page, and every city under it.