Illinois hail map — August 16, 2025
NOAA radar detected hail of an inch or more over 54 Illinois cities on August 16, 2025. The largest stones — 2.00″, hen egg size — fell over Rockford.
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- The August 16, 2025 swath — and every other storm since 2023 across Illinois
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- Cities hit
- 54
- in Illinois
- Largest stone
- 2.00″
- hen egg size
- Impact rating
- 7/10
- 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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Illinois cities hit on August 16, 2025
What people on the ground measured in Illinois on August 16, 2025
12 reports filed with the National Weather Service — 2 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.
- 3.00″ baseball size Public1 N Winslow, IL7:33 PM CDTStephenson County
Report from mPING. This report was corroborated with photographic evidence of a jagged hailstone around 3 to 3.5 inches in diameter.
- 1.50″ half dollar size Public1 SW Port Barrington, IL4:04 PM CDTMcHenry County
Relayed via mping.
- 1.50″ half dollar size Public3 SW Naperville, IL5:14 PM CDTDuPage County
Relayed via mping.
- 1.25″ half dollar size PublicCary, IL4:05 PM CDTMcHenry County
Relayed via mping.
- 1.25″ half dollar size Cocorahs1 E Palatine, IL4:25 PM CDTCook County
- 1.25″ half dollar size PublicDes Plaines, IL4:44 PM CDTCook County
Report from mPING: Half Dollar (1.25 in.).
- 1.00″ quarter size Public1 NNW Vermilion Regiona, IL3:15 PM CDTVermilion County
Delayed report relayed via broadcast media of 1 inch hail stone at 1515pm from public viewer.
- 1.00″ quarter size PublicWoodstock, IL3:51 PM CDTMcHenry County
Relayed via mping.
- 1.00″ quarter size Public2 SE Belvidere, IL3:51 PM CDTBoone County
Relayed via mping.
- 1.00″ quarter size Public1 NW Belvidere, IL3:54 PM CDTBoone County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Trained SpotterRolling Meadows, IL4:28 PM CDTCook County
Harper College. Multiple large branches also broken.
- 1.00″ quarter size Trained SpotterArlington Heights, IL4:33 PM CDTCook County
1333 Chicago Ave.
Showing the 12 largest of 17 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 Illinois hail days
Shopping for a hail app to work Illinois?
This page is one storm. If you are deciding which tool to work Illinois with all season, these compare the ones roofers actually buy — with every price taken from the vendor's own site and linked.
- Best hail tracking apps, comparedHailMate, HailTrace, Hail Recon, HailStrike and RadarScope — every published price sourced and linked, and who each one is genuinely right for.
- HailMate vs HailTraceStreet-level NOAA swaths on a map your crew can knock, with the CRM already inside — instead of quote-only meteorologist maps billed on top of one.
- Hail map apps for roofers (and the Hail Recon alternative)Every storm on one map instead of loading dates one at a time — plus the canvassing and the whole claim, monthly, for what one state costs them a year.
- Best canvassing apps, comparedHailMate, SalesRabbit, SPOTIO, Knockio, RoofLink and Badger Maps — every published price sourced and linked, and two of them publish none.
Illinois hail on August 16, 2025
NOAA radar put hail of an inch or more over 54 Illinois cities that day. The largest stones — 2.00 inches, hen egg size — were over Rockford. Every city hit is listed above with its own stone size.