Armstrong County, Pennsylvania tornadoes

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11 confirmed tornadoes since NOAA records began in 1950 (the first here in 1951). Most recent: March 31, 2022, EF2. 2026 so far: 1 preliminary report 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

Total111950 to 2025
Per year0.1average since 1950
Peak monthJune4 of 11
StrongestF4Jun 3, 1980
Deaths0whole paths, see note
Injuries144whole paths, see note

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

When tornadoes hit here

By month

40 Jan: 0Feb: 0Mar: 1Apr: 2May: 0Jun: 4Jul: 3Aug: 0Sep: 1Oct: 0Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

June is the peak month, with 4 of 11 tornadoes.

By time of day

30 12 AM: 0: 0: 03 AM: 0: 0: 06 AM: 0: 0: 09 AM: 1: 1: 012 PM: 0: 3: 03 PM: 2: 2: 06 PM: 0: 0: 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

20 1950: 0: 1: 0: 0: 0: 0: 0: 0: 0: 01960: 0: 0: 0: 0: 0: 0: 1: 0: 0: 01970: 0: 0: 0: 0: 0: 0: 0: 0: 2: 01980: 1: 0: 0: 1: 0: 0: 1: 0: 0: 01990: 0: 0: 1: 0: 0: 0: 0: 0: 0: 02000: 0: 0: 1: 0: 0: 0: 0: 0: 0: 02010: 0: 0: 0: 0: 0: 0: 0: 0: 0: 12020: 0: 0: 1: 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. This year so far: 1 preliminary reports.

By rating

EF0
2
EF1
4
EF2
4
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.

Notable tornadoes

Strongest

F4, June 3, 1980

11.8 mile path Longest path

19.7 miles, F2

June 27, 1951, whole path Widest

400 yards, EF1

June 16, 2019

All 11 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Mar 31, 2022EF28.55 mi350 yd00
Jun 16, 2019EF11.54 mi400 yd00
Apr 28, 2002F04 mi150 yd00
Jul 20, 1992F00.5 mi20 yd00
Sep 23, 1986F20.5 mi40 yd01
Jul 20, 1983F10.2 mi10 yd00
Jun 3, 1980F411.8 mi10 yd0140
Jul 23, 1978F10.1 mi10 yd02
Jun 7, 1978F10.1 mi10 yd01
Apr 23, 1966F21 mi17 yd00
Jun 27, 1951F219.7 mi10 yd00

2026 preliminary reports not yet confirmed

Report dateLocationRating
Aug 16, 20261 SSE Orchard HillsNot 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 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.