Iowa County, Wisconsin tornadoes

Checking live National Weather Service warnings for Iowa County...

31confirmed tornadoes since NOAA records began in 1950 (the first here in 1954). Most recent: July 16, 2025, EF1. 2026 so far: 1 preliminary report preliminary

Join the free alerts waiting list
Map

Every tornado path in the county

Tornado paths, 1950 to 2025
Use two fingers to move the map
(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 Iowa County

Loading warnings...

The record

At a glance

Total311950 to 2025
Per year0.4average since 1950
Peak monthJune12 of 31
StrongestF5Jun 7, 1984
Deaths9whole paths, see note
Injuries208whole paths, see note

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

Seasons

When tornadoes hit here

By month

120 Jan: 0Feb: 0Mar: 2Apr: 3May: 5Jun: 12Jul: 2Aug: 6Sep: 1Oct: 0Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

June is the peak month, with 12 of 31 tornadoes.

By time of day

60 12 AM: 0: 0: 03 AM: 0: 0: 16 AM: 0: 0: 09 AM: 0: 0: 212 PM: 0: 0: 03 PM: 2: 4: 56 PM: 6: 2: 19 PM: 2: 4: 212 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 6:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

40 1950: 0: 0: 0: 0: 1: 1: 1: 0: 0: 01960: 1: 0: 0: 1: 0: 1: 0: 1: 0: 11970: 0: 0: 0: 1: 0: 0: 0: 0: 0: 01980: 0: 0: 0: 1: 2: 1: 0: 0: 1: 01990: 0: 0: 0: 0: 0: 0: 0: 0: 0: 02000: 0: 0: 0: 1: 0: 2: 3: 0: 0: 12010: 0: 0: 0: 0: 4: 0: 0: 0: 0: 02020: 0: 3: 0: 2: 0: 119501960197019801990200020102020

The line is the five-year average. Tornadoes before about 1953 were under-reported, and better radar since the 1990s finds more weak ones. This year so far: 1 preliminary reports.

By rating

EF0
8
EF1
11
EF2
10
EF4
1
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 7, 1984

9 deaths, 200 injuries Strongest

F5, June 7, 1984

36 mile path Longest path

36 miles, F5

June 7, 1984, whole path Widest

500 yards, F2

May 30, 1985
Every tornado

All 31 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Jul 16, 2025EF16.84 mi150 yd00
Mar 31, 2023EF16.59 mi75 yd00
Mar 31, 2023EF11.07 mi75 yd00
Aug 11, 2021EF01 mi25 yd00
Aug 11, 2021EF00.12 mi25 yd00
Aug 7, 2021EF17.72 mi50 yd00
Jun 29, 2014EF25.05 mi200 yd00
Jun 29, 2014EF229.07 mi400 yd00
Jun 16, 2014EF10.41 mi100 yd00
Jun 16, 2014EF11.17 mi50 yd00
Jun 18, 2009EF00.46 mi50 yd00
Jun 6, 2006F00.5 mi30 yd00
Jun 6, 2006F02.7 mi30 yd00
Jun 6, 2006F00.2 mi25 yd00
Aug 18, 2005F16.5 mi100 yd00
Aug 18, 2005F00.1 mi25 yd00
May 10, 2003F18.6 mi200 yd00
May 8, 1988F10.8 mi20 yd00
May 30, 1985F216 mi500 yd00
Jun 7, 1984F536 mi450 yd9200
Jun 7, 1984F211 mi40 yd00
Jul 3, 1983F40.5 mi50 yd00
Jun 26, 1973F124 mi50 yd02
Jun 29, 1969F23.8 mi100 yd00
May 18, 1967F10.3 mi100 yd00
This year

2026 preliminary reports not yet confirmed

Report dateLocationRating
Jun 17, 20261 SW RidgewayNot yet rated

Preliminary reports from the Storm Prediction Center. One tornado can be reported more than once, and NOAA confirms the final record months later.

Nearby

Nearby counties

Coming soon

Free tornado alerts for Iowa County

We are building free email alerts for tornado warnings. Join the waiting list and we will email you once when they are ready. Until then, please rely on the National Weather Service and your phone's emergency alerts.

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