Shannon County, Missouri tornadoes

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19confirmed tornadoes since NOAA records began in 1950 (the first here in 1968). Most recent: April 20, 2025, EF0. 2026 so far: 3 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 Shannon County

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The record

At a glance

Total191950 to 2025
Per year0.3average since 1950
Peak monthMay5 of 19
StrongestF3Oct 18, 1984
Deaths4whole paths, see note
Injuries9whole paths, see note

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

Seasons

When tornadoes hit here

By month

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

May is the peak month, with 5 of 19 tornadoes.

By time of day

50 12 AM: 0: 0: 03 AM: 0: 3: 06 AM: 0: 0: 19 AM: 0: 0: 012 PM: 0: 0: 23 PM: 2: 2: 56 PM: 0: 2: 19 PM: 1: 0: 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: 0: 0: 0: 0: 0: 0: 0: 0: 01960: 0: 0: 0: 0: 0: 0: 0: 0: 1: 01970: 0: 0: 0: 1: 0: 0: 0: 0: 0: 01980: 0: 0: 1: 0: 3: 0: 0: 0: 0: 01990: 0: 0: 0: 0: 0: 1: 0: 0: 0: 02000: 0: 0: 0: 0: 1: 1: 2: 0: 2: 12010: 0: 0: 0: 0: 0: 0: 0: 0: 0: 02020: 0: 0: 0: 0: 3: 219501960197019801990200020102020

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: 3 preliminary reports.

By rating

EF0
7
EF1
6
EF2
3
EF3
3

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

F2, November 24, 1973

3 deaths, 1 injuries Strongest

F3, October 18, 1984

26 mile path Longest path

57.24 miles, EF3

March 14, 2025, whole path Widest

880 yards, EF2

May 8, 2009
Every tornado

All 19 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Apr 20, 2025EF01.47 mi250 yd00
Mar 14, 2025EF357.24 mi800 yd00
May 26, 2024EF01.74 mi75 yd00
May 26, 2024EF23.22 mi250 yd00
May 26, 2024EF312.42 mi750 yd05
May 8, 2009EF227.89 mi880 yd02
Jan 8, 2008EF19.83 mi200 yd00
Jan 8, 2008EF12.27 mi200 yd00
Jul 18, 2006F03 mi50 yd00
Feb 16, 2006F00.2 mi100 yd00
Jan 12, 2005F02 mi220 yd00
May 30, 2004F00.1 mi50 yd00
Jun 7, 1995F00.5 mi150 yd00
Nov 9, 1984F10.5 mi100 yd00
Oct 18, 1984F326 mi440 yd11
Oct 16, 1984F11 mi100 yd00
Dec 24, 1982F10.5 mi50 yd00
Nov 24, 1973F21 mi60 yd31
Jun 24, 1968F11 mi50 yd00
This year

2026 preliminary reports not yet confirmed

Report dateLocationRating
Jun 21, 20266 ESE EminenceNot yet rated
Apr 27, 20267 ENE EminenceNot yet rated
Mar 15, 20265 NNE HartshornNot 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 13, 2026.