Wisconsin hail map — August 3, 2023
NOAA radar detected hail of an inch or more over 4 Wisconsin cities on August 3, 2023. The largest stones — 1.50″, half dollar size — fell over Manitowoc.

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- Cities hit
- 4
- in Wisconsin
- 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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Wisconsin cities hit on August 3, 2023
What people on the ground measured in Wisconsin on August 3, 2023
11 reports filed with the National Weather Service — 1 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.
- 1.00″ quarter size Public2 NNE Manitowoc, WI4:09 PM CDTManitowoc County
- 1.00″ quarter size Public1 NNW Kiel, WI6:36 PM CDTManitowoc County
Report from mPING: Quarter (1.00 in.).
- 0.70″ penny size Public3 ENE New Holstein, WI6:18 PM CDTManitowoc County
Report from mPING: Dime (0.75 in.).
- 0.63″ penny size Cocorahs2 NW Two Rivers, WI3:44 PM CDTManitowoc County
- 0.50″ penny size PublicChilton, WI6:19 PM CDTCalumet County
Report from mPING: Half-inch (0.50 in.).
- 0.38″ penny size CocorahsWrightstown, WI5:25 PM CDTBrown County
- 0.25″ penny size PublicDyckesville, WI2:24 PM CDTKewaunee County
relayed via social media.
- 0.25″ penny size Trained SpotterLuxemburg, WI2:32 PM CDTKewaunee County
- 0.25″ penny size PublicNew Franken, WI3:02 PM CDTBrown County
relayed via social media.
- 0.25″ penny size Public1 WNW Mishicot, WI3:37 PM CDTManitowoc County
- 0.25″ penny size Public2 NW Two Rivers, WI3:49 PM CDTManitowoc County
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 Wisconsin hail days
Shopping for a hail app to work Wisconsin?
This page is one storm. If you are deciding which tool to work Wisconsin 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.
Wisconsin hail on August 3, 2023
NOAA radar put hail of an inch or more over 4 Wisconsin cities that day. The largest stones — 1.50 inches, half dollar size — were over Manitowoc. Every city hit is listed above with its own stone size.