Illinois hail map — May 7, 2024
NOAA radar detected hail of an inch or more over 32 Illinois cities on May 7, 2024. The largest stones — 2.00″, hen egg size — fell over Joliet.
- Cities hit
- 32
- in Illinois
- Largest stone
- 2.00″
- hen egg size
- Impact rating
- 7/10
- 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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Illinois cities hit on May 7, 2024
What people on the ground measured in Illinois on May 7, 2024
12 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.
- 2.00″ hen egg size PublicOrland Park, IL2:16 PM CDTCook County
- 2.00″ hen egg size Emergency Mngr2 N Tinley Park, IL2:20 PM CDTCook County
Corrects time on previous hail report from 2 N Tinley Park.
- 2.00″ hen egg size Emergency Mngr2 N Tinley Park, IL2:30 PM CDTCook County
- 1.75″ golf ball size Public1 N Tinley Park, IL2:18 PM CDTCook County
- 1.50″ half dollar size Public2 NW Mokena, IL2:12 PM CDTWill County
Photo shared on social media showing hail that fell in Mokena. The largest hailstone was approximately 1.5 inches in diameter with most other hailstones being under 1 inch in diameter.
- 1.50″ half dollar size PublicOrland Park, IL2:16 PM CDTCook County
- 1.50″ half dollar size Trained SpotterPalos Heights, IL2:22 PM CDTCook County
- 1.50″ half dollar size Public1 W Alsip, IL2:23 PM CDTCook County
Time estimated by radar. Relayed via mping.
- 1.25″ half dollar size Trained SpotterCrestwood, IL2:20 PM CDTCook County
- 1.25″ half dollar size PublicOrland Park, IL2:20 PM CDTCook County
- 1.25″ half dollar size PublicAlsip, IL2:20 PM CDTCook County
- 1.25″ half dollar size Trained SpotterCrestwood, IL2:23 PM CDTCook County
Corrects time on previous hail report from Crestwood.
Showing the 12 largest of 49 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 states hit on May 7, 2024
The full US hail map for May 7, 2024 →Other Illinois hail days
Illinois hail on May 7, 2024
NOAA radar put hail of an inch or more over 32 Illinois cities that day. The largest stones — 2.00 inches, hen egg size — were over Joliet. Every city hit is listed above with its own stone size.