Dunn County, Wisconsin tornadoes

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23confirmed tornadoes since NOAA records began in 1950 (the first here in 1951). Most recent: May 9, 2022, EF1. 2026 so far: 0 preliminary reports preliminary

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Map

Every tornado path in the county

Tornado paths, 1950 to 2025
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(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5Unrated

Each path is a straight line from where the tornado started to where it ended, which is all most NOAA records hold. Tap a path for its details.

Recent warnings

Recent warnings in Dunn County

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The record

At a glance

Total231950 to 2025
Per year0.3average since 1950
Peak monthJuly6 of 23
StrongestF5Jun 4, 1958
Deaths23whole paths, see note
Injuries102whole paths, see note

Deaths and injuries are NOAA's totals for each tornado's whole path, which can extend beyond Dunn County.

Seasons

When tornadoes hit here

By month

60 Jan: 0Feb: 0Mar: 0Apr: 2May: 5Jun: 5Jul: 6Aug: 0Sep: 5Oct: 0Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

July is the peak month, with 6 of 23 tornadoes.

By time of day

50 12 AM: 1: 0: 03 AM: 0: 0: 06 AM: 0: 0: 09 AM: 0: 0: 112 PM: 1: 2: 33 PM: 1: 3: 56 PM: 3: 1: 19 PM: 0: 1: 012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 5:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

30 1950: 0: 1: 0: 0: 0: 0: 0: 0: 1: 01960: 0: 0: 0: 0: 0: 0: 0: 0: 0: 01970: 1: 2: 0: 0: 0: 0: 0: 0: 0: 01980: 1: 0: 2: 0: 0: 0: 0: 0: 0: 01990: 0: 0: 0: 0: 1: 0: 0: 3: 2: 02000: 0: 0: 0: 0: 0: 0: 0: 0: 1: 02010: 1: 0: 0: 0: 1: 2: 0: 0: 0: 12020: 1: 0: 2: 0: 0: 019501960197019801990200020102020

The line is the five-year average. Tornadoes before about 1953 were under-reported, and better radar since the 1990s finds more weak ones.

By rating

EF0
5
EF1
9
EF2
6
EF3
2
EF5
1

Ratings before February 2007 use the original F scale; the numbers line up with today's EF scale. Unknown means NOAA could not assign a rating.

The record

Notable tornadoes

Deadliest

F5, June 4, 1958

21 deaths, 74 injuries Strongest

F5, June 4, 1958

33.7 mile path Longest path

38.5 miles, F2

July 18, 1971, whole path Widest

1,200 yards, F1

April 26, 1994
Every tornado

All 23 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
May 9, 2022EF19.3 mi50 yd00
May 9, 2022EF00.73 mi50 yd00
Jul 21, 2020EF00.09 mi25 yd00
Sep 24, 2019EF36.97 mi725 yd03
Jul 18, 2015EF15.25 mi50 yd00
Jun 17, 2015EF00.21 mi25 yd00
Jun 27, 2014EF17.02 mi100 yd00
Jul 14, 2010EF00.59 mi20 yd00
May 25, 2008EF03.51 mi50 yd00
May 30, 1998F21 mi100 yd08
May 15, 1998F118 mi150 yd01
Jul 5, 1997F15 mi440 yd00
Jun 24, 1997F10.1 mi100 yd00
Jun 15, 1997F21 mi500 yd00
Apr 26, 1994F14 mi1,200 yd00
Sep 12, 1982F20.5 mi33 yd00
Sep 12, 1982F10.5 mi33 yd00
Jul 15, 1980F20.1 mi10 yd112
Sep 28, 1971F25.2 mi100 yd01
Jul 18, 1971F238.5 mi100 yd12
Apr 29, 1970F19.5 mi200 yd00
Jun 4, 1958F533.7 mi880 yd2174
Sep 12, 1951F324.4 mi200 yd01
Nearby

Nearby counties

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Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025, and SPC preliminary reports for 2026. Page built October 13, 2026.