Hail map for Tinley Park, IL — July 27, 2026
NOAA radar detected hail up to 2.00″ — hen egg size — within 5 miles of Tinley Park on July 27, 2026.
- Max hail size
- 2.00″
- hen egg
- Impact rating
- 7/10
- from stone size
- Size bands over the city
- 3
- distinct radar bands
- Reached the ground
- 70%
- NOAA POSH probability
- Measured on the ground
- 1.75″
- 0.5 mi away · Trained Spotter
NOAA's Probability of Severe Hail peaked at 70% over Tinley Park that day — high: around even odds of 1″ hail reaching the ground. It is a separate model from the size estimate above: one asks how big the stones were in the storm, the other asks whether they made it down.
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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This page covers Tinley Park 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 July 27, 2026
Other hail dates for Tinley Park
Every storm over Tinley Park →What people on the ground measured in Tinley Park, IL on July 27, 2026
12 reports filed with the National Weather Service — 2 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 Trained Spotter1 NE Tinley Park, IL · 0.5 mi away12:30 PM CDTCook County
- 1.75″ golf ball size Public2 NE Mokena, IL · 3.8 mi away12:49 PM CDTWill County
Relayed via mping. Time estimated by radar.
- 1.75″ golf ball size Public2 SE Lemont, IL · 11.8 mi away12:32 PM CDTCook County
Relayed via mping. Time estimated by radar.
- 1.25″ half dollar size Public3 NW Homer Glen, IL · 10.2 mi away12:35 PM CDTWill County
Relayed via mping. Time estimated by radar.
- 1.00″ quarter size Public1 W Oak Forest, IL · 2.0 mi away12:47 PM CDTCook County
Relayed via mping.
- 1.00″ quarter size Trained SpotterOak Forest, IL · 2.9 mi away12:50 PM CDTCook County
Also estimated 60 mph winds.
- 1.00″ quarter size Public1 W Midlothian, IL · 4.0 mi away1:01 PM CDTCook County
Relayed via mping. Time estimated by radar.
- 1.00″ quarter size Public2 W Frankfort, IL · 7.6 mi away1:04 PM CDTWill County
Public report of quarter size hail on the west side of Frankfort. Time estimated by radar.
- 1.00″ quarter size Public1 SSW Merrionette Park, IL · 7.7 mi away12:46 PM CDTCook County
Photo of hail in Alsip. Time estimated by radar.
- 1.00″ quarter size PublicPark Forest, IL · 8.4 mi away1:03 PM CDTCook County
Pea to Quarter sized hail.
- 1.00″ quarter size Public1 SW Evergreen Park, IL · 10.0 mi away12:51 PM CDTCook County
Relayed via mping. Time estimated by radar.
- 1.00″ quarter size Public1 NW Oak Lawn, IL · 10.1 mi away12:50 PM CDTCook County
Relayed via mping. Time estimated by radar.
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.
Tinley Park hail on July 27, 2026
NOAA radar estimated stones up to 2.00 inches — hen egg size — within about 5 miles of Tinley Park that day, across 3 distinct size bands. Sizes vary street to street inside a single swath.