Wisconsin · October 23, 2023

Wisconsin hail map — October 23, 2023

NOAA radar detected hail of an inch or more over 1 Wisconsin city on October 23, 2023. The largest stones — 1.00″, quarter size — fell over Madison.

Hail swath map for Madison, WI on October 23, 2023 showing 1.00 inch hail.
Swath over Madison on October 23, 2023 — 1.00″ hail. Each city below has its own map for this storm.
Cities hit
1
in Wisconsin
Largest stone
1.00″
quarter size
Impact rating
3/10
from stone size

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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Wisconsin cities hit on October 23, 2023

Madison, WI1.00″ · quarter

What people on the ground measured in Wisconsin on October 23, 2023

12 reports filed with the National Weather Service — 4 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.

  • 1.50″ half dollar size Public
    1 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 Public
    Maple Bluff, WI3:42 PM CDTDane County

    Reported through web form.

  • 1.00″ quarter size Emergency Mngr
    Barneveld, WI2:45 PM CDTIowa County
  • 1.00″ quarter size Public
    3 NNE Cross Plains, WI2:55 PM CDTDane County
  • 1.00″ quarter size Public
    1 ESE Maple Bluff, WI3:22 PM CDTDane County
  • 1.00″ quarter size Public
    4 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 Enforcement
    Waterloo, WI3:51 PM CDTJefferson County
  • 1.00″ quarter size Public
    2 NW Watertown, WI4:05 PM CDTDodge County

    Reported relayed via social media.

  • 0.75″ penny size Trained Spotter
    1 NW Sun Prairie, WI3:33 PM CDTDane County
  • 0.25″ penny size Law Enforcement
    Dodgeville, WI2:30 PM CDTIowa County
  • 0.25″ penny size Trained Spotter
    3 N Shiocton, WI2:36 PM CDTOutagamie County
  • 0.25″ penny size NWS Employee
    3 NW Howard, WI3:04 PM CDTBrown County

Showing the 12 largest of 14 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.

Hail elsewhere on October 23, 2023

The full US hail map for October 23, 2023 →

Other Wisconsin hail days

August 18, 20261 city · 1.00″August 11, 20261 city · 1.00″August 9, 20263 cities · 1.00″July 27, 20269 cities · 2.00″July 3, 20261 city · 1.00″July 2, 20263 cities · 1.00″July 1, 20262 cities · 2.00″June 29, 20261 city · 1.00″June 24, 20262 cities · 1.00″June 16, 20261 city · 1.00″June 10, 20261 city · 1.00″May 27, 20262 cities · 2.00″
Every hail day across Wisconsin →
FAQ

Wisconsin hail on October 23, 2023

NOAA radar put hail of an inch or more over 1 Wisconsin city that day. The largest stones — 1.00 inches, quarter size — were over Madison. Every city hit is listed above with its own stone size.

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