Wisconsin hail map — August 16, 2025
NOAA radar detected hail of an inch or more over 5 Wisconsin cities on August 16, 2025. The largest stones — 2.00″, hen egg size — fell over Janesville.

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- The August 16, 2025 swath — and every other storm since 2023 across Wisconsin
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- Cities hit
- 5
- in Wisconsin
- Largest stone
- 2.00″
- hen egg size
- Impact rating
- 7/10
- 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 16, 2025
What people on the ground measured in Wisconsin on August 16, 2025
12 reports filed with the National Weather Service — 3 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.
- 2.00″ hen egg size Public2 NW Winslow, WI7:24 PM CDTGreen County
Report from mPING: Hen Egg (2.00 in.).
- 1.75″ golf ball size Emergency Mngr1 W New Lisbon, WI2:38 PM CDTJuneau County
Corrects previous hail report from 1 W New Lisbon for time based on radar. Golf ball size hail reported west of New Lisbon.
- 1.75″ golf ball size Emergency Mngr1 W New Lisbon, WI2:58 PM CDTJuneau County
Golf ball size hail reported west of New Lisbon.
- 1.50″ half dollar size Storm Chaser2 W Janesville, WI2:20 PM CDTRock County
Social media report from local storm chaser of the size of ping pong balls on the west side of Janesville. Time estimated from radar.
- 1.50″ half dollar size Public1 N Clinton, WI2:40 PM CDTRock County
Image of ping-pong ball sized hail from a social media report, with a quarter for scale.
- 1.00″ quarter size Public4 NE Cross Plains, WI1:12 PM CDTDane County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Public1 S Oregon, WI1:51 PM CDTDane County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Public2 NW Janesville, WI2:20 PM CDTRock County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Emergency Mngr2 SSW Wyeville, WI2:20 PM CDTMonroe County
Time of hail estimated with radar.
- 1.00″ quarter size Public3 SW Janesville, WI2:21 PM CDTRock County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Public1 NNW Janesville, WI2:22 PM CDTRock County
Public Facebook report via video of many hailstones shredding leaves off a backyard tree; size estimated. Time estimated by radar.
- 1.00″ quarter size Public3 NE Janesville, WI2:25 PM CDTRock County
Report from mPING: Quarter (1.00 in.).
Showing the 12 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 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 16, 2025
NOAA radar put hail of an inch or more over 5 Wisconsin cities that day. The largest stones — 2.00 inches, hen egg size — were over Janesville. Every city hit is listed above with its own stone size.