Hail map for O'Fallon, IL — May 26, 2024
NOAA radar detected hail up to 1.00″ — quarter size — within 5 miles of O'Fallon on May 26, 2024.
- Max hail size
- 1.00″
- quarter
- Impact rating
- 3/10
- from stone size
- Size bands over the city
- 1
- distinct radar bands
- Measured on the ground
- 2.00″
- 14.4 mi away · Public
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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- The whole state around O'Fallon, with this swath already on it
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This page covers O'Fallon as a whole. Check your own address to see every storm on record for your roof — the date and the stone size for each one — and we'll email you the full report to keep.
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Other towns hit on May 26, 2024
Other hail dates for O'Fallon
Every storm over O'Fallon →What people on the ground measured in O'Fallon, IL on May 26, 2024
18 reports filed with the National Weather Service — 9 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.
- 2.00″ hen egg size PublicGranite City, IL · 14.4 mi away5:55 PM CDTMadison County
- 1.75″ golf ball size Emergency Mngr2 ESE Belleville, IL · 5.9 mi away6:27 PM CDTSt. Clair County
- 1.75″ golf ball size Emergency Mngr1 SW Belleville, IL · 8.1 mi away6:20 PM CDTSt. Clair County
- 1.75″ golf ball size Trained Spotter1 ESE Troy, IL · 9.1 mi away5:58 PM CDTMadison County
- 1.50″ half dollar size Public3 W Belleville, IL · 8.1 mi away6:21 PM CDTSt. Clair County
Report from mPING: Ping Pong Ball (1.50 in.).
- 1.50″ half dollar size Public2 W Belleville, IL · 8.2 mi away6:22 PM CDTSt. Clair County
Report from mPING: Ping Pong Ball (1.50 in.).
- 1.25″ half dollar size PublicBelleville, IL · 6.4 mi away6:23 PM CDTSt. Clair County
report from social media.
- 1.25″ half dollar size Public1 E Troy, IL · 9.6 mi away5:56 PM CDTMadison County
- 1.25″ half dollar size Amateur Radio1 E Troy, IL · 9.6 mi away5:55 PM CDTMadison County
- 1.25″ half dollar size Public4 N Millstadt, IL · 11.2 mi away6:15 PM CDTSt. Clair County
Report from mPING: Half Dollar (1.25 in.).
- 1.25″ half dollar size Trained Spotter2 NNW Saint Jacob, IL · 12.4 mi away6:03 PM CDTMadison County
- 1.00″ quarter size Trained Spotter2 E Fairview Heights, IL · 3.2 mi away6:31 PM CDTSt. Clair County
- 1.00″ quarter size Trained Spotter1 WNW Swansea, IL · 6.1 mi away6:27 PM CDTSt. Clair County
- 1.00″ quarter size PublicTroy, IL · 9.6 mi away5:50 PM CDTMadison County
report from social media.
- 1.00″ quarter size PublicTroy, IL · 9.6 mi away5:53 PM CDTMadison County
- 1.00″ quarter size NWS Employee1 S Pontoon Beach, IL · 11.1 mi away5:34 PM CDTMadison County
- 1.00″ quarter size Trained SpotterSaint Jacob, IL · 11.7 mi away5:58 PM CDTMadison County
- 1.00″ quarter size Trained Spotter1 SE Cahokia, IL · 13.8 mi away6:10 PM CDTSt. Clair 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.
O'Fallon hail on May 26, 2024
NOAA radar estimated stones up to 1.00 inches — quarter size — within about 5 miles of O'Fallon that day, across 1 distinct size band. Sizes vary street to street inside a single swath.