Discover comprehensive hail risk assessments across Wisconsin, from Milwaukee to Madison. This page displays live NOAA and SPC severe weather and hail reports updated every 6 hours to help you track damaging storms.
Your free 14-day trial unlocks the full interactive app: explore the Wisconsin hail map, pinpoint storm-hit areas with hail swaths, replay radar, search any ZIP code or address, and organize canvassing work in one place. No card required.
Hail Events
5
Active Days
3
Counties Hit
5
Largest Hail
1.75" (golf ball)
Scope: reported hail across Wisconsin during the rolling 30-day source window · Retrieved Sep 15, 2026, 8:17 PM UTC
Sorted by hail size · Source: NOAA Storm Prediction Center
1.75" (golf ball)
Mayville, Dodge County
Sep 3, 2026 · 4:32 AM
Relay report from NWSChat. (MKX)
Severe
1.50" (ping pong ball)
5 WNW Trego, Washburn County
Aug 25, 2026 · 12:43 AM
Also reported 2.1 inches of rainfall along with the 1.5 inch hail. (DLH)
Moderate
1.25" (half dollar)
1 SW Shawano, Shawano County
Sep 3, 2026 · 5:31 AM
Report from mPING: Half Dollar (1.25 in.). (GRB)
Moderate
1.25" (half dollar)
1 WNW Onalaska, La Crosse County
Aug 18, 2026 · 8:23 PM
(ARX)
Moderate
1.00" (quarter)
1 SSE Fond Du Lac, Fond du Lac County
Aug 18, 2026 · 9:50 PM
Spotter report of quarter sized hail in Fond du Lac. (MKX)
Moderate
Recent Hail Reports — Wisconsin
Showing 5 of 5 events across Wisconsin · Updated every 6 hours
Date
Location
County
Hail Size
Notes
Sep 3, 2026
1 SW Shawano
Shawano
1.25" (half dollar)
Report from mPING: Half Dollar (1.25 in.). (GRB)
Sep 3, 2026
Mayville
Dodge
1.75" (golf ball)
Relay report from NWSChat. (MKX)
Aug 25, 2026
5 WNW Trego
Washburn
1.50" (ping pong ball)
Also reported 2.1 inches of rainfall along with the 1.5 inch hail. (DLH)
Aug 18, 2026
1 SSE Fond Du Lac
Fond du Lac
1.00" (quarter)
Spotter report of quarter sized hail in Fond du Lac. (MKX)
Aug 18, 2026
1 WNW Onalaska
La Crosse
1.25" (half dollar)
(ARX)
About These Wisconsin Hail Reports
THOR displays the most recent reported hail events from the NOAA Storm Prediction Center. Reports are preliminary and may be corrected or updated by the source.
This page is a Wisconsin statewide summary for the rolling 30-day window. Use THOR’s interactive map to research a ZIP code, address, county, or place and review the broader storm context.
Hail Activity in Wisconsin: What Contractors Need to Know
Wisconsin experiences peak hail activity during the spring and summer months as warm, moist Gulf air collides with Canadian cold fronts. Significant severe weather outbreaks regularly impact major agricultural and urban areas, producing golf ball to baseball-sized stones that inflict severe property and crop damage.
Top Hail Markets in Wisconsin
Milwaukee
Madison
Green Bay
Kenosha
Racine
How THOR Helps Wisconsin Contractors
✓Real-time hail event maps updated from NOAA/SPC data
✓Radar replay — scrub through any storm frame by frame
✓Impact density by county and ZIP code
✓CSV export for SalesRabbit, Spotio, and Excel
✓Push alerts when hail hits your target area
✓Property storm history reports for door-to-door canvassing
Track Wisconsin Hail Events in Real Time
Open the full interactive app with a free 14-day trial: the Wisconsin hail map, hail swaths, radar replay, ZIP and address search, built-in canvassing, and CSV export. No card required.