Mitchell County, Iowa tornadoes

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20confirmed tornadoes since NOAA records began in 1950 (the first here in 1954). Most recent: April 12, 2022, EF1. 2026 so far: 1 preliminary report 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.

The record

At a glance

Total201950 to 2025
Per year0.3average since 1950
Peak monthJune8 of 20
StrongestF3Jul 12, 1971
Deaths0whole paths, see note
Injuries0whole paths, see note

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

Seasons

When tornadoes hit here

By month

80 Jan: 0Feb: 0Mar: 3Apr: 3May: 2Jun: 8Jul: 3Aug: 1Sep: 0Oct: 0Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

June is the peak month, with 8 of 20 tornadoes.

By time of day

40 12 AM: 0: 0: 03 AM: 0: 0: 06 AM: 0: 0: 09 AM: 0: 0: 012 PM: 1: 1: 23 PM: 2: 4: 46 PM: 1: 2: 09 PM: 3: 0: 012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 4:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

30 1950: 0: 0: 0: 0: 1: 0: 0: 0: 0: 01960: 0: 0: 0: 0: 0: 0: 1: 0: 0: 11970: 0: 1: 0: 0: 1: 0: 0: 0: 0: 01980: 0: 1: 0: 0: 0: 0: 0: 0: 1: 01990: 0: 0: 0: 1: 2: 0: 0: 0: 0: 02000: 0: 0: 0: 0: 2: 2: 0: 0: 2: 02010: 0: 0: 0: 0: 0: 1: 0: 0: 0: 02020: 0: 0: 3: 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. This year so far: 1 preliminary reports.

By rating

EF0
8
EF1
7
EF2
4
EF3
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

Strongest

F3, July 12, 1971

15.4 mile path Longest path

15.4 miles, F3

July 12, 1971, whole path Widest

833 yards, F3

July 12, 1971
Every tornado

All 20 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Apr 12, 2022EF12.8 mi250 yd00
Apr 12, 2022EF19.09 mi325 yd00
Apr 12, 2022EF08.14 mi50 yd00
Jul 16, 2015EF02.07 mi40 yd00
Jun 7, 2008EF01.09 mi25 yd00
Jun 7, 2008EF00.26 mi30 yd00
Mar 30, 2005F01 mi50 yd00
Mar 30, 2005F01 mi50 yd00
Jun 16, 2004F15 mi40 yd00
Jun 11, 2004F14 mi60 yd00
Aug 17, 1994F00.2 mi23 yd00
Jul 31, 1994F11.5 mi33 yd00
Jun 8, 1993F26 mi100 yd00
Mar 24, 1988F00.1 mi13 yd00
May 23, 1981F23.8 mi50 yd00
Jun 3, 1974F13 mi200 yd00
Jul 12, 1971F315.4 mi833 yd00
Jun 26, 1969F11 mi300 yd00
Jun 11, 1966F21 mi250 yd00
May 23, 1954F20.1 mi50 yd00
This year

2026 preliminary reports not yet confirmed

Report dateLocationRating
Jul 1, 20261 S StacyvilleNot 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

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Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025, and SPC preliminary reports for 2026. Page built October 12, 2026.