St. Francois County, Missouri tornadoes

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25confirmed tornadoes since NOAA records began in 1950 (the first here in 1952). Most recent: June 7, 2025, EF0. 2026 so far: 1 preliminary report preliminary

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Map

Every tornado path in the county

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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

Total251950 to 2025
Per year0.3average since 1950
Peak monthMay7 of 25
StrongestF4Jun 22, 1969
Deaths13whole paths, see note
Injuries72whole paths, see note

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

Seasons

When tornadoes hit here

By month

70 Jan: 0Feb: 1Mar: 2Apr: 3May: 7Jun: 6Jul: 1Aug: 0Sep: 1Oct: 1Nov: 0Dec: 3JanFebMarAprMayJunJulAugSepOctNovDec

May is the peak month, with 7 of 25 tornadoes.

By time of day

40 12 AM: 2: 0: 03 AM: 0: 0: 06 AM: 0: 1: 09 AM: 1: 1: 112 PM: 0: 1: 13 PM: 1: 2: 36 PM: 3: 4: 39 PM: 0: 1: 012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 7:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

30 1950: 0: 0: 1: 0: 0: 0: 0: 2: 0: 01960: 1: 0: 0: 2: 0: 0: 1: 0: 0: 11970: 0: 1: 0: 1: 0: 0: 0: 0: 0: 11980: 0: 0: 1: 0: 0: 0: 0: 0: 0: 01990: 0: 0: 0: 0: 1: 0: 0: 0: 0: 02000: 0: 0: 1: 0: 2: 0: 3: 0: 0: 12010: 0: 0: 0: 0: 0: 0: 0: 0: 0: 02020: 1: 2: 0: 0: 0: 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: 1 preliminary reports.

By rating

EF0
6
EF1
8
EF2
8
EF3
2
EF4
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

F3, May 21, 1957

8 deaths, 50 injuries Strongest

F4, June 22, 1969

15.1 mile path Longest path

25.4 miles, F2

May 24, 1971, whole path Widest

880 yards, F2

September 22, 2006
Every tornado

All 25 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Jun 7, 2025EF01.25 mi65 yd00
May 19, 2025EF14.24 mi500 yd00
Oct 24, 2021EF316.74 mi450 yd01
Jul 31, 2021EF00.88 mi120 yd00
Jun 27, 2020EF10.74 mi125 yd00
May 14, 2009EF10.58 mi200 yd00
Sep 22, 2006F225 mi880 yd01
Apr 2, 2006F00.1 mi50 yd00
Mar 11, 2006F111 mi300 yd00
Jun 12, 2004F01.5 mi50 yd00
May 27, 2004F00.2 mi40 yd00
May 12, 2002F17 mi100 yd00
Apr 28, 1994F00.3 mi30 yd00
Dec 2, 1982F11 mi50 yd02
Apr 11, 1979F18.5 mi100 yd00
Jun 3, 1973F20.1 mi50 yd00
May 24, 1971F225.4 mi50 yd00
Jun 22, 1969F415.1 mi440 yd414
Dec 8, 1966F12 mi70 yd00
Jun 10, 1963F22 mi50 yd02
May 16, 1963F24.9 mi50 yd00
Feb 9, 1960F29.3 mi100 yd00
Dec 18, 1957F22.7 mi33 yd11
May 21, 1957F322.2 mi400 yd850
Mar 18, 1952F218.4 mi100 yd01
This year

2026 preliminary reports not yet confirmed

Report dateLocationRating
Jul 31, 20264 NNW FrankclayNot 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.