Harford County, Maryland tornadoes

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26 confirmed tornadoes since NOAA records began in 1950 (the first here in 1959). Most recent: April 22, 2023, EF0. 2026 so far: 0 preliminary reports preliminary

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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.

At a glance

Total261950 to 2025
Per year0.3average since 1950
Peak monthJune7 of 26
StrongestF2Jul 19, 1959
Deaths0whole paths, see note
Injuries12whole paths, see note

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

When tornadoes hit here

By month

70 Jan: 0Feb: 0Mar: 1Apr: 1May: 0Jun: 7Jul: 7Aug: 2Sep: 2Oct: 2Nov: 4Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

June is the peak month, with 7 of 26 tornadoes.

By time of day

50 12 AM: 0: 1: 23 AM: 0: 1: 06 AM: 0: 0: 09 AM: 0: 0: 012 PM: 1: 5: 43 PM: 3: 2: 26 PM: 1: 2: 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

60 1950: 0: 0: 0: 0: 0: 0: 0: 0: 0: 11960: 0: 0: 0: 0: 0: 0: 0: 0: 0: 01970: 0: 0: 0: 1: 0: 0: 0: 0: 0: 01980: 1: 0: 0: 0: 0: 0: 0: 0: 0: 01990: 0: 0: 1: 0: 6: 2: 0: 1: 1: 02000: 0: 0: 0: 0: 3: 0: 0: 1: 0: 12010: 0: 2: 2: 2: 0: 0: 0: 0: 0: 02020: 0: 0: 0: 1: 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
17
EF1
6
EF2
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.

Notable tornadoes

Strongest

F2, July 19, 1959

0.8 mile path Longest path

6.69 miles, EF0

April 22, 2023, whole path Widest

300 yards, EF1

June 1, 2012

All 26 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Apr 22, 2023EF06.69 mi50 yd00
Aug 13, 2013EF01 mi75 yd00
Jul 22, 2013EF00.8 mi100 yd00
Oct 19, 2012EF01.2 mi100 yd00
Jun 1, 2012EF11.2 mi300 yd02
Jun 12, 2011EF00.21 mi50 yd00
Jun 12, 2011EF01.73 mi75 yd00
Jun 20, 2009EF01 mi100 yd00
Jul 16, 2007EF14 mi150 yd00
Sep 18, 2004F22 mi125 yd00
Sep 18, 2004F11 mi100 yd00
Jun 14, 2004F01.5 mi75 yd00
Jul 30, 1998F00.6 mi100 yd00
Mar 29, 1997F00.5 mi50 yd00
Nov 11, 1995F00.5 mi100 yd00
Oct 21, 1995F00.5 mi50 yd00
Nov 1, 1994F10.5 mi23 yd00
Nov 1, 1994F00.3 mi20 yd00
Nov 1, 1994F00.5 mi50 yd00
Jul 27, 1994F12.5 mi30 yd00
Jul 27, 1994F00.5 mi73 yd00
Jul 14, 1994F00.3 mi40 yd00
Aug 28, 1992F00.1 mi10 yd00
Jun 29, 1980F22 mi150 yd010
Jun 16, 1973F10.1 mi10 yd00

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.