Illinois hail map — July 27, 2026
NOAA radar detected hail of an inch or more over 200 Illinois cities on July 27, 2026. The largest stones — 2.00″, hen egg size — fell over Joliet.
Claim your live interactive hail map
Every address in Illinois at once — three years of NOAA hail swaths drawn on a map you can zoom, filter and actually work.
$79/moall of Illinois, not one storm day
- The July 27, 2026 swath — and every other storm since 2023 across Illinois
- GPS door-knocking — pins, photos and who you have already hit
- Jobs, contacts, estimates and invoices included
- An alert the next time Illinois gets hit
HailTrace charges $229 for this one day, once. $79 here is all of Illinois, every day.
- Cities hit
- 200
- 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.
Did hail hit your address?
This page covers Illinois 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.
Check my addressFree, and no account needed to look it up. If hail did hit, you'll have the date and the stone size in writing — which is the first thing an adjuster asks for.
Illinois cities hit on July 27, 2026
What people on the ground measured in Illinois on July 27, 2026
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 Trained Spotter2 WSW Shorewood, IL3:41 PM CDTWill County
Photo shows hail stone at least 3 inches in diameter that fell near Four Seasons Park in Shorewood. Hail stone was collected and frozen 2 minutes after it fell. Multiple other hail stones golf ball size. Time estimated by radar.
- 2.75″ baseball size PublicWoodland, IL5:40 PM CDTIroquois County
Photo relayed via social media shows hailstone slightly larger than a baseball. Time estimated by radar.
- 2.50″ hen egg size Trained Spotter1 WNW Westmont, IL12:18 PM CDTDuPage County
- 2.50″ hen egg size Public3 W Woodland, IL5:33 PM CDTIroquois County
Photo relayed by broadcast media shows hail up to the size of a tennis ball. Time estimated by radar.
- 2.50″ hen egg size Broadcast Media1 SSE Milford, IL6:00 PM CDTIroquois County
Photo relayed by broadcast media shows hailstones ranging in size from golf ball to tennis ball size. Time estimated by radar.
- 2.25″ hen egg size Public2 N Shorewood, IL3:35 PM CDTWill County
Relayed via mping. Time estimated by radar.
- 2.00″ hen egg size Public1 SSE Watseka, IL5:33 AM CDTIroquois County
Photo shows hailstone larger than 2 inches in diameter.
- 2.00″ hen egg size PublicClarendon Hills, IL11:56 AM CDTDuPage County
Trained spotter reported 2 inch diameter hail in Clarendon Hills. Time estimated by radar.
- 2.00″ hen egg size Public1 NW Clarendon Hills, IL12:04 PM CDTDuPage County
Report from mPING: Hen Egg (2.00 in.).
- 2.00″ hen egg size PublicDowners Grove, IL12:05 PM CDTDuPage County
Measured hailstone of 2 inches in diameter. Time estimated by radar.
- 2.00″ hen egg size PublicOak Brook, IL12:08 PM CDTDuPage County
Photo shared on social media showing a hailstone roughly two inches in diameter.
- 2.00″ hen egg size Public1 SE Minooka, IL3:46 PM CDTWill County
Public report of hen egg size hail near Minooka. Time estimated by radar. Relayed via mping.
Showing the 12 largest of 65 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 July 27, 2026
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 July 27, 2026
NOAA radar put hail of an inch or more over 200 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.