Wisconsin hail data & season
Wisconsin has recorded 622 hail events since 2024, including 597 in the last 12 months, with hail up to 4″. Wisconsin's busiest hail month is April.
Data as of June 24, 2026 · source: NOAA SPC / Iowa Environmental Mesonet, analyzed by StormyLeads
597
Events (12 mo)
622
Events (all time)
4"
Biggest hail
3,929
Businesses tracked
Biggest Wisconsin hail storms
| Location | Hail size | Date |
|---|---|---|
| 4 E Maple Bluff | 4″ | April 14, 2026 |
| 3 E Maple Bluff | 3.5″ | April 14, 2026 |
| 1 E Madison | 3.25″ | April 14, 2026 |
| 4 SSW Plainville | 3″ | April 14, 2026 |
| 1 E Maple Bluff | 3″ | April 14, 2026 |
| 1 ESE Maple Bluff | 3″ | April 14, 2026 |
| 1 NW Maple Bluff | 3″ | April 14, 2026 |
| 1 ESE Waumandee | 3″ | April 13, 2026 |
| 1 ESE Waumandee | 3″ | April 12, 2026 |
| Rock | 2.75″ | April 17, 2026 |
When Wisconsin hail season peaks
Wisconsin hail events by month (all years in our dataset).
Hardest-hit Wisconsin areas
Wisconsin hail FAQ
When does hail season start in Wisconsin?
Wisconsin hail season runs broadly March through June. In StormyLeads' data the busiest month for Wisconsin is April. Across the US, about 80% of significant hail falls March–June, peaking in May; the northern Plains run slightly later into July.
How much hail does Wisconsin get?
StormyLeads has detected 622 hail events in Wisconsin since 2024, including 597 in the last 12 months. The largest reported hail reached 4 inches in diameter.
What was the biggest recent hail storm in Wisconsin?
The largest hail StormyLeads has recorded in Wisconsin was 4" near 4 E Maple Bluff on April 14, 2026. The full top-10 by hail size is listed above.
Other high-hail states
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