Hail map — September 20, 2026
NOAA radar detected hail of an inch or more over 13 cities across 3 states on September 20, 2026. The largest stones — 1.50″, half dollar size — fell over New Castle, IN.
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- States hit
- 3
- Cities hit
- 13
- Largest stone
- 1.50″
- half dollar size
- Impact rating
- 5/10
- 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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States hit on September 20, 2026
Every state where NOAA radar put an inch or more of hail over a city that day, biggest stone first.
Hardest hit on September 20, 2026
What people on the ground measured in the US on September 20, 2026
15 reports filed with the National Weather Service — 5 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.
- 4.00″ softball size NWS Employee3 S Chivington, CO6:00 PM MDTKiowa County
Images shared of 4 inch hail that fell south of Chivington.
- 3.10″ baseball size Public9 S Brandon, CO6:10 PM MDTKiowa County
Picture of measurement from social media.
- 3.10″ baseball size Public9 S Brandon, CO6:26 PM MDTKiowa County
Corrects previous hail report from 9 S Brandon. Picture of measurement from social media.
- 2.75″ baseball size Storm Chaser4 NE Wild Horse, CO4:22 PM MDTCheyenne County
Social media reports of baseball size hail, some hailstones potentially larger. Damaged windshield of a spotters vehicle.
- 2.75″ baseball size Trained Spotter3 E Wild Horse, CO4:40 PM MDTCheyenne County
Spotter reported baseball size hail near Wild Horse, CO.
- 2.75″ baseball size Public5 N Eads, CO5:04 PM MDTKiowa County
Report from mPING: Baseball (2.75 in.).
- 2.50″ hen egg size Storm Chaser10 N Boyero, CO3:33 PM MDTLincoln County
- 2.50″ hen egg size Public6 N Wild Horse, CO4:30 PM MDTCheyenne County
Social media report of tennis ball size hail north of Wild Horse, CO.
- 2.50″ hen egg size Trained Spotter6 S Kit Carson, CO5:09 PM MDTCheyenne County
- 2.00″ hen egg size Trained Spotter4 SSE Kit Carson, CO5:02 PM MDTCheyenne County
Corrects previous hail report from 4 SSE Kit Carson.
- 2.00″ hen egg size Broadcast MediaLiberty, IN7:10 PM EDTUnion County
Photo verified. Time estimated from radar.
- 2.00″ hen egg size Trained Spotter4 SSE Kit Carson, CO5:11 PM MDTCheyenne County
- 1.75″ golf ball size Public8 SSW Holyoke, CO1:56 PM MDTPhillips County
Time and location estimated from radar.
- 1.75″ golf ball size Public5 N Alvin, CO2:28 PM MDTYuma County
Corrects previous hail report from 5 N Alvin. Social media report of golf ball size hail near Alvin, CO.
- 1.75″ golf ball size Public5 N Alvin, CO3:00 PM MDTYuma County
Social media report of golf ball size hail near Alvin, CO.
Showing the 15 largest of 25 hail reports filed that day.
These are verified ground reports, updated 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 hail days
US hail on September 20, 2026
NOAA radar put hail of an inch or more over 13 cities across 3 states on September 20, 2026. The largest stones — 1.50 inches, half dollar size — were over New Castle, IN. Every state hit is listed on this page, and every city under it.