Haakon County, South Dakota tornadoes

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30confirmed tornadoes since NOAA records began in 1950 (the first here in 1952). Most recent: June 13, 2022, EF0. 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 Haakon County

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The record

At a glance

Total301950 to 2025
Per year0.4average since 1950
Peak monthJuly11 of 30
StrongestF2Aug 31, 1959
Deaths0whole paths, see note
Injuries2whole paths, see note

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

Seasons

When tornadoes hit here

By month

110 Jan: 0Feb: 0Mar: 1Apr: 0May: 10Jun: 6Jul: 11Aug: 2Sep: 0Oct: 0Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

July is the peak month, with 11 of 30 tornadoes.

By time of day

80 12 AM: 0: 0: 03 AM: 0: 0: 06 AM: 0: 0: 09 AM: 0: 1: 012 PM: 0: 0: 23 PM: 1: 3: 86 PM: 4: 3: 29 PM: 3: 1: 212 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

40 1950: 0: 0: 1: 0: 0: 0: 1: 0: 0: 11960: 0: 1: 0: 0: 2: 0: 1: 0: 0: 01970: 0: 0: 0: 0: 4: 1: 0: 1: 3: 01980: 0: 0: 0: 0: 0: 1: 0: 2: 0: 01990: 0: 0: 1: 1: 3: 0: 0: 0: 0: 02000: 0: 1: 0: 0: 0: 0: 0: 0: 0: 02010: 0: 2: 0: 1: 1: 0: 0: 0: 0: 02020: 0: 0: 1: 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
15
EF1
10
EF2
5

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

F2, August 31, 1959

0.1 mile path Longest path

14.8 miles, F2

May 2, 1964, whole path Widest

200 yards, F1

July 12, 1994
Every tornado

All 30 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Jun 13, 2022EF00.02 mi10 yd00
Jun 19, 2014EF00.05 mi10 yd00
Jul 30, 2013EF00.01 mi10 yd00
May 9, 2011EF00.01 mi20 yd00
May 9, 2011EF12.55 mi30 yd00
Jul 28, 2001F01 mi10 yd00
Aug 11, 1994F01 mi50 yd00
Jul 12, 1994F12 mi200 yd00
Jun 7, 1994F010 mi10 yd00
Jun 15, 1993F10.5 mi40 yd02
Jun 15, 1992F22 mi50 yd00
May 26, 1987F00.2 mi10 yd00
May 26, 1987F00.2 mi10 yd00
May 28, 1985F00.1 mi10 yd00
Jul 16, 1978F00.1 mi10 yd00
Jul 11, 1978F00.1 mi10 yd00
Jul 11, 1978F00.1 mi10 yd00
Jul 10, 1977F17.3 mi10 yd00
Jul 30, 1975F00.1 mi10 yd00
May 19, 1974F10.1 mi10 yd00
May 19, 1974F11.3 mi10 yd00
May 19, 1974F22.7 mi10 yd00
May 19, 1974F10.1 mi10 yd00
Jul 23, 1966F11 mi10 yd00
Jul 26, 1964F20.1 mi10 yd00
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.