Aroostook County, Maine tornadoes

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30confirmed tornadoes since NOAA records began in 1950 (the first here in 1954). Most recent: August 5, 2017, 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 Aroostook County

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The record

At a glance

Total301950 to 2025
Per year0.4average since 1950
Peak monthJuly9 of 30
StrongestF2Aug 11, 1954
Deaths1whole paths, see note
Injuries5whole paths, see note

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

Seasons

When tornadoes hit here

By month

90 Jan: 0Feb: 0Mar: 0Apr: 0May: 6Jun: 7Jul: 9Aug: 5Sep: 2Oct: 1Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

July is the peak month, with 9 of 30 tornadoes.

By time of day

50 12 AM: 0: 0: 03 AM: 0: 0: 06 AM: 0: 0: 09 AM: 2: 3: 112 PM: 1: 5: 53 PM: 4: 4: 26 PM: 1: 0: 09 PM: 1: 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

50 1950: 0: 0: 0: 0: 1: 0: 0: 1: 1: 11960: 1: 2: 0: 1: 0: 1: 0: 0: 0: 01970: 0: 2: 0: 0: 0: 0: 0: 0: 0: 01980: 0: 0: 0: 0: 0: 0: 0: 0: 0: 01990: 0: 0: 0: 0: 3: 0: 0: 1: 0: 02000: 0: 1: 2: 0: 0: 0: 0: 1: 0: 52010: 0: 3: 0: 0: 1: 0: 1: 1: 0: 02020: 0: 0: 0: 0: 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
11
EF1
16
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.

The record

Notable tornadoes

Deadliest

F2, August 11, 1954

1 deaths, 1 injuries Strongest

F2, August 11, 1954

1 mile path Longest path

17 miles, F2

August 15, 1958, whole path Widest

300 yards, F1

July 4, 2002
Every tornado

All 30 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Aug 5, 2017EF10.48 mi20 yd00
Jul 18, 2016EF00.07 mi30 yd00
May 26, 2014EF00.23 mi180 yd00
Jun 9, 2011EF00.25 mi50 yd00
Jun 8, 2011EF00.08 mi50 yd00
Jun 8, 2011EF08.95 mi75 yd00
Jun 26, 2009EF00.69 mi50 yd00
May 31, 2009EF17.04 mi100 yd00
May 31, 2009EF12.81 mi100 yd00
May 31, 2009EF01.18 mi100 yd00
May 24, 2009EF12.73 mi200 yd00
Jul 15, 2007EF01 mi150 yd00
Jul 23, 2002F00.2 mi30 yd00
Jul 4, 2002F11 mi300 yd00
Jul 24, 2001F116 mi75 yd01
Jul 28, 1997F00.1 mi10 yd00
Jul 1, 1994F03 mi30 yd00
Jun 18, 1994F110 mi33 yd00
Jun 18, 1994F13.5 mi100 yd02
Oct 12, 1971F10.1 mi10 yd00
Jul 1, 1971F11 mi30 yd00
Sep 21, 1965F10.1 mi10 yd00
May 19, 1963F11.5 mi100 yd00
Jul 18, 1961F10.5 mi23 yd00
Jun 29, 1961F10.5 mi17 yd00
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.