Tornado History

Allegheny Tornado History

This county-level tornado history page focuses on Allegheny, Pennsylvania. The records below identify 26 tornadoes from 1954 through 2024, including a highest listed rating of F4 (Devastating damage). NOAA damage estimates in this group total at least $292.9M, with 2 deaths and 145 injuries recorded across the listed events.

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26recorded tornadoes
F4 (Devastating damage)highest rating
$292.9Mminimum property damage
November 20, 2024latest tornado
26 milongest listed path
800 ydwidest listed path

Historical Track Sketch

F4 June 3, 19801980F3 August 3, 19631963F2 May 22, 19831983F2 May 13, 19561956F1 June 2, 19981998EF1 June 26, 20242024EF1 October 21, 20212021EF1 April 8, 20202020EF1 May 17, 20242024EF1 May 8, 20242024EF1 June 26, 20242024F1 June 21, 19811981EF1 November 19, 20172017EF0 August 9, 20072007EF0 September 27, 2012EF0 October 21, 2021EF0 November 20, 2024F0 June 12, 2003EF0 May 17, 2024F0 June 2, 1998F0 April 25, 1976F0 July 13, 1992F0 June 10, 1954F0 July 7, 1977EF0 June 21, 2021EFU May 17, 2024© OpenStreetMap contributors

Rating Breakdown

  • F4 (Devastating damage)1
  • F3 (Severe damage)1
  • F2 (Considerable damage)2
  • F1 (Moderate damage)2
  • EF1 (Moderate damage)7
  • F0 (Light damage)6
  • EF0 (Light damage)6
  • Unknown rating1

Most Active Years

  • 20247
  • 20213
  • 19982
  • 19541
  • 19561
  • 19631
  • 19761
  • 19771

Notable Tornado Records

The table highlights the strongest and most damaging records in this page's local dataset. Damage totals are NOAA-reported minimum estimates where available.

DateRatingAreaLengthWidthDeathsInjuriesMin. property damage
June 3, 1980F4Allegheny, Pennsylvania1.9 mi33 yd020$250.0M
August 3, 1963F3Allegheny, Pennsylvania0 mi33 yd270$25.0M
May 22, 1983F2Allegheny, Pennsylvania5 mi200 yd00$2.5M
May 13, 1956F2Allegheny, Pennsylvania0.7 mi200 yd05$250K
June 2, 1998F1Allegheny, Pennsylvania26 mi800 yd050$13.0M
June 26, 2024EF1Allegheny, Pennsylvania2.17 mi275 yd00$1.0M
October 21, 2021EF1Allegheny, Pennsylvania4.7 mi400 yd00$500K
April 8, 2020EF1Allegheny, Pennsylvania2.82 mi250 yd00$100K
May 17, 2024EF1Allegheny, Pennsylvania1.88 mi125 yd00$100K
May 8, 2024EF1Allegheny, Pennsylvania0.2 mi150 yd00$75K
June 26, 2024EF1Allegheny, Pennsylvania6.36 mi100 yd00$50K
June 21, 1981F1Allegheny, Pennsylvania0 mi33 yd00$25K

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Source And Limits

Data source: NOAA/NCEI. TornadoTrace summarizes historical records for screening and research. Coordinates, damage estimates, narratives, and event details can be approximate, incomplete, revised, or missing. Do not use this page as legal, insurance, engineering, real estate, emergency management, or safety advice.