Wisconsin Tornado History — 1,595 Tornadoes Since 1950
How many tornadoes does Wisconsin get per year?
Wisconsin has had 1,595 tornadoes on record since 1950, including 74 strong to violent (EF3+) tornadoes — averaging about 21.0 per year since 1950 (about 28.7 per year over the last decade). Counts come from the NOAA Storm Prediction Center archive for Wisconsin. The 55 cities below report tornadoes within their own search radius, so those figures overlap each other and do not sum to the state total.
When was the most recent tornado in Wisconsin?
The most recent confirmed tornado in our Wisconsin dataset was an EF0 tornado on September 22, 2025. Confirmed records are complete through December 29, 2025; more recent preliminary reports are listed below.
When is tornado season in Wisconsin?
June is historically the peak month for tornadoes in Wisconsin, with 449 on record since 1950. Tornadoes can occur any time of year, but spring through early summer (April–June) generally sees the highest activity across most US states.
Wisconsin at a Glance
Notable Tornadoes in Wisconsin
36 preliminary tornado reports in Wisconsin since December 29, 2025
These are 36 preliminary reports, not confirmed tornadoes. They have not yet been through an NWS damage survey, and are not counted in the confirmed totals above.
Preliminary reports are revised, merged, and sometimes withdrawn — historically about 23% are consolidated downward once surveys complete. Ratings are omitted until a survey assigns one.
Confirmed records above are complete through December 29, 2025. NOAA publishes the confirmed archive annually, so tornadoes after that date appear here first and move into the totals above once finalized.
Showing the 10 most recent of 36 preliminary reports.
Source: NOAA Storm Prediction Center preliminary storm reports, updated daily.