McNairy County, Tennessee tornadoes

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21confirmed tornadoes since NOAA records began in 1950 (the first here in 1957). Most recent: April 2, 2025, EF3. 2026 so far: 0 preliminary reports 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

Total211950 to 2025
Per year0.3average since 1950
Peak monthMay6 of 21
StrongestEF4Dec 23, 2015
Deaths30whole paths, see note
Injuries192whole paths, see note

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

Seasons

When tornadoes hit here

By month

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

May is the peak month, with 6 of 21 tornadoes.

By time of day

20 12 AM: 0: 2: 23 AM: 0: 1: 16 AM: 0: 0: 19 AM: 1: 0: 012 PM: 0: 1: 13 PM: 2: 2: 16 PM: 0: 2: 19 PM: 1: 1: 112 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 1:00 AM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

30 1950: 0: 0: 0: 0: 0: 0: 0: 1: 0: 11960: 0: 1: 0: 0: 0: 0: 0: 0: 0: 01970: 1: 1: 0: 0: 0: 0: 0: 0: 0: 01980: 2: 0: 0: 0: 0: 0: 0: 0: 0: 01990: 0: 1: 0: 0: 0: 0: 0: 2: 0: 02000: 0: 1: 0: 1: 0: 0: 0: 0: 1: 02010: 3: 0: 0: 0: 0: 1: 0: 0: 0: 02020: 0: 0: 0: 3: 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.

By rating

EF0
3
EF1
5
EF2
7
EF3
5
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

EF4, December 23, 2015

9 deaths, 36 injuries Strongest

EF4, December 23, 2015

75.09 mile path Longest path

86.01 miles, EF3

March 31, 2023, whole path Widest

1,400 yards, EF3

March 31, 2023
Every tornado

All 21 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Apr 2, 2025EF329.15 mi650 yd514
Mar 31, 2023EF386.01 mi1,400 yd923
Mar 31, 2023EF218.91 mi800 yd00
Feb 16, 2023EF13.13 mi105 yd00
Dec 23, 2015EF475.09 mi1,300 yd936
May 2, 2010EF225.74 mi880 yd012
May 2, 2010EF00.16 mi50 yd00
May 2, 2010EF329.58 mi880 yd39
Feb 5, 2008EF18.95 mi150 yd00
May 5, 2003F00.5 mi25 yd00
May 31, 2001F15 mi200 yd00
Mar 28, 1997F00.1 mi10 yd00
Mar 1, 1997F25 mi200 yd00
Mar 22, 1991F322 mi200 yd445
Oct 17, 1980F10.5 mi40 yd00
Oct 17, 1980F13 mi80 yd00
Feb 21, 1971F21.5 mi67 yd036
Apr 24, 1970F20.1 mi10 yd03
May 8, 1961F217.2 mi300 yd00
Jan 21, 1959F24.1 mi500 yd03
Apr 4, 1957F37.3 mi50 yd011
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.