Hail map — October 23, 2023
NOAA radar detected hail of an inch or more over 3 cities across 2 states on October 23, 2023. The largest stones — 1.00″, quarter size — fell over Madison, WI.
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- The October 23, 2023 swath — and every other storm since 2023 across your state
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- States hit
- 2
- Cities hit
- 3
- Largest stone
- 1.00″
- quarter size
- Impact rating
- 3/10
- 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 October 23, 2023
Every state where NOAA radar put an inch or more of hail over a city that day, biggest stone first.
Hardest hit on October 23, 2023
What people on the ground measured in the US on October 23, 2023
15 reports filed with the National Weather Service — 4 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.
- 1.50″ half dollar size Public1 E Maple Bluff, WI3:25 PM CDTDane County
Size estimated from photo of hail on palm of hand reported via Facebook. Comment reported up to golf ball size hail and dented cars on east side of Madison.
- 1.25″ half dollar size PublicMaple Bluff, WI3:42 PM CDTDane County
Reported through web form.
- 1.00″ quarter size Emergency MngrBarneveld, WI2:45 PM CDTIowa County
- 1.00″ quarter size Public3 NNE Cross Plains, WI2:55 PM CDTDane County
- 1.00″ quarter size Public1 ESE Maple Bluff, WI3:22 PM CDTDane County
- 1.00″ quarter size Public4 WNW Cottage Grove, WI3:30 PM CDTDane County
Picture of 1 inch hail taken at Hwy T and Felland Rd. Photo from Twitter. Time estimated from radar.
- 1.00″ quarter size Law EnforcementWaterloo, WI3:51 PM CDTJefferson County
- 1.00″ quarter size Public2 NW Watertown, WI4:05 PM CDTDodge County
Reported relayed via social media.
- 1.00″ quarter size Fire Dept/Rescue1 SSE Spencer, IA11:55 PM CDTClay County
One inch hail reported.
- 1.00″ quarter size Public1 E Spencer, IA12:07 AM CDTClay County
Photo of quarter sized hail reported via social media.
- 0.75″ penny size Trained Spotter1 NW Sun Prairie, WI3:33 PM CDTDane County
- 0.75″ penny size Law Enforcement1 WNW Blooming Prairie, MN12:59 AM CDTSteele County
- 0.25″ penny size Law EnforcementDodgeville, WI2:30 PM CDTIowa County
- 0.25″ penny size Trained Spotter3 N Shiocton, WI2:36 PM CDTOutagamie County
- 0.25″ penny size NWS Employee3 NW Howard, WI3:04 PM CDTBrown County
Showing the 15 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 hail days
US hail on October 23, 2023
NOAA radar put hail of an inch or more over 3 cities across 2 states on October 23, 2023. The largest stones — 1.00 inches, quarter size — were over Madison, WI. Every state hit is listed on this page, and every city under it.