Montgomery County, Maryland tornadoes

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29confirmed tornadoes since NOAA records began in 1950 (the first here in 1952). Most recent: June 5, 2024, EF1. 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 Montgomery County

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The record

At a glance

Total291950 to 2025
Per year0.4average since 1950
Peak monthJune9 of 29
StrongestF2Sep 17, 2004
Deaths0whole paths, see note
Injuries8whole paths, see note

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

Seasons

When tornadoes hit here

By month

90 Jan: 0Feb: 2Mar: 0Apr: 2May: 3Jun: 9Jul: 3Aug: 3Sep: 3Oct: 1Nov: 3Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

June is the peak month, with 9 of 29 tornadoes.

By time of day

80 12 AM: 0: 0: 03 AM: 0: 1: 16 AM: 2: 0: 09 AM: 0: 2: 112 PM: 3: 8: 43 PM: 1: 1: 26 PM: 0: 1: 19 PM: 0: 1: 012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

By year, 1950 to 2025

30 1950: 0: 0: 1: 0: 0: 0: 0: 0: 0: 11960: 0: 0: 0: 0: 0: 0: 0: 1: 0: 01970: 0: 0: 0: 0: 1: 0: 0: 0: 0: 01980: 0: 0: 0: 0: 0: 0: 0: 0: 0: 01990: 1: 1: 0: 1: 0: 1: 2: 0: 0: 02000: 1: 1: 0: 3: 1: 0: 0: 0: 1: 02010: 0: 1: 3: 1: 0: 0: 0: 1: 0: 02020: 2: 0: 1: 1: 2: 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
12
EF1
16
EF2
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

F2, September 17, 2004

15 mile path Longest path

20.1 miles, EF0

June 13, 2013, whole path Widest

200 yards, F2

September 17, 2004
Every tornado

All 29 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Jun 5, 2024EF115.16 mi150 yd05
Jun 5, 2024EF18.83 mi150 yd00
Apr 22, 2023EF00.44 mi50 yd00
May 27, 2022EF00.21 mi125 yd00
Feb 7, 2020EF02.08 mi75 yd00
Feb 7, 2020EF11.11 mi150 yd00
Jun 19, 2017EF00.22 mi100 yd00
Jun 13, 2013EF020.1 mi150 yd00
Jun 1, 2012EF00.47 mi75 yd00
Jun 1, 2012EF00.56 mi50 yd00
Jun 1, 2012EF00.56 mi150 yd00
Apr 28, 2011EF00.76 mi50 yd00
Jun 4, 2008EF00.32 mi50 yd00
Sep 17, 2004F215 mi200 yd01
Nov 5, 2003F17 mi100 yd00
Nov 5, 2003F13 mi75 yd00
Nov 5, 2003F09 mi75 yd01
May 27, 2001F13.5 mi70 yd00
Jun 21, 2000F11 mi30 yd00
Jul 19, 1996F02 mi50 yd00
Jul 19, 1996F10.5 mi150 yd00
Sep 22, 1995F10.4 mi73 yd00
Sep 27, 1993F10.2 mi50 yd00
Aug 20, 1991F10.8 mi73 yd00
Oct 18, 1990F11 mi100 yd01
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.