Green Bay experiences significant severe weather during the spring and summer months, bringing damaging hail and high winds to Brown County and the Fox Valley. Our interactive Green Bay hail map tracks recent storm paths, hail sizes, and affected neighborhoods to help property owners assess potential roof damage. This page shows live NOAA/SPC hail reports for Green Bay in the last 30 days.
Scope: reported hail within 75 miles of Green Bay during the rolling 30-day source window · Retrieved Sep 15, 2026, 8:19 PM UTC
Sorted nearest to Green Bay city center · Source: NOAA Storm Prediction Center
Showing 3 of 3 events within 75 miles of Green Bay · Nearest to Green Bay first · Updated every 6 hours
| Date | Location | County | Hail Size | Distance |
|---|---|---|---|---|
| Sep 3, 2026 | 1 SW Shawano | Shawano | 1.25" (half dollar) | 34.3 mi |
| Aug 18, 2026 | 1 SSE Fond Du Lac | Fond du Lac | 1.00" (quarter) | 55.5 mi |
| Sep 3, 2026 | Mayville | Dodge | 1.75" (golf ball) | 74.9 mi |
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 75-mile Green Bay area 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.
Green Bay's peak hail season runs from May through August, driven by strong cold fronts clashing with warm, humid air off Lake Michigan. Notable events include the severe storms of August 2013 and June 2022, which produced golf-ball-sized hail and caused widespread property and vehicle damage across the Fox River Valley.
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