Wisconsin Storm & Severe Weather History
Since 1996, Wisconsin has logged 40,846 severe-weather events — about 1,318 a year — with 268 direct deaths, 1,281 injuries and $3.4B in reported property damage.
By event type
Thunderstorm Wind9,74915 d$307.2M
Hail7,958—$1.1B
Winter Storm3,6922 d$7.6M
Winter Weather3,682—$3.0M
Heavy Snow2,1432 d$585K
Dense Fog1,61212 d$262K
Flood1,46210 d$273.2M
Drought1,433——
Strong Wind1,1799 d$4.0M
Flash Flood1,06913 d$1.2B
Cold/Wind Chill1,01289 d$161K
Tornado9047 d$486.4M
Heat89338 d—
Extreme Cold/Wind Chill6757 d$32K
Lightning66119 d$73.4M
Heavy Rain570—$1.8M
Events by year
19962026
Notable events (297)
Events with deaths, major damage, or a strong tornado — deadliest first.
HailSeptember 21, 2005
Barron · $30.0M damage
Flash FloodAugust 28, 2018
Juneau · $28.7M damage
Flash FloodAugust 27, 2018
Vernon · $28.3M damage
Flash FloodAugust 18, 2007
Vernon · $28.2M damage
HailApril 14, 2026
Vernon · $26.7M damage
Flash FloodAugust 28, 2018
Monroe · $26.5M damage
HailMay 12, 2000
Waushara · $26.0M damage
Tornado (F3)September 2, 2002
Rusk · 27 injured · $25.0M damage
Tornado (EF2)June 22, 2024
Rock · $24.8M damage
FloodJuly 12, 2017
Racine · $23.5M damage
Flash FloodJune 9, 2008
Sauk · $22.4M damage
Flash FloodAugust 6, 1998
Milwaukee · 1 injured · $22.1M damage
FloodJune 20, 2012
Douglas · $21.0M damage
Tornado (EF2)June 21, 2010
Waukesha · 15 injured · $20.6M damage
Tornado (EF2)June 16, 2014
Grant · 5 injured · $20.5M damage
HailApril 10, 2011
La Crosse · $20.0M damage
Flash FloodAugust 18, 2007
Crawford · $20.0M damage
HailMay 1, 2001
Pierce · $20.0M damage
Thunderstorm WindMay 31, 1998
Milwaukee · $19.2M damage
Flash FloodJune 12, 2008
Winnebago · $18.6M damage
Flash FloodJune 8, 2008
Columbia · $15.7M damage
Tornado (EF2)May 22, 2011
La Crosse · $15.2M damage
Tornado (EF3)June 16, 2014
Dane · $14.0M damage
LightningAugust 24, 2006
Kenosha · $14.0M damage
Tornado (EF3)January 7, 2008
Kenosha · 15 injured · $13.7M damage
Flash FloodJune 12, 2008
Dane · $13.5M damage
Flash FloodJune 19, 2009
Milwaukee · $13.1M damage
Flash FloodJune 19, 2009
Kenosha · $12.3M damage
Flash FloodAugust 18, 2007
La Crosse · $11.9M damage
Tornado (EF3)April 10, 2011
Lincoln · 2 injured · $10.9M damage
Lakeshore FloodJanuary 11, 2020
Milwaukee · $10.7M damage
Tornado (EF2)June 7, 2007
Oconto · 2 injured · $10.5M damage
HailMay 12, 2000
Winnebago · $10.4M damage
Flash FloodJuly 12, 2017
Walworth · $10.0M damage
Tornado (EF1)August 6, 2013
Outagamie · $10.0M damage
Flash FloodJuly 27, 2006
Dane · $10.0M damage
FloodApril 1, 2001
Pepin · $10.0M damage
Tornado (EF3)April 17, 2026
Marathon · $8.2M damage
Tornado (F3)June 23, 2004
Dodge · $8.0M damage
Tornado (F3)June 23, 2004
Fond Du Lac · $6.0M damage
Source: NOAA/NCEI Storm Events Database. Counts are every logged event since 1996; the "notable" list is filtered to events with fatalities, major damage or a strong tornado. Damage is the reporting office's estimate. A record of past weather is not a forecast. See About the Data.