Tornado History Map

Adams County, Pennsylvania tornado history

18 tornadoes recorded in or across Adams County from 1951 to 2021, coloured by rating on the map.

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Years1950 to 2025
Rating (F or EF scale)

Shows tornadoes that started in, or crossed, the chosen state. To see how many have passed near you, search a town or ZIP code, or tap the map.

Key
  • F0 / EF0 Light damage
  • F1 / EF1 Moderate damage
  • F2 / EF2 Considerable damage
  • F3 / EF3 Severe damage
  • F4 / EF4 Devastating damage
  • F5 / EF5 Incredible damage
  • Unknown Not rated (2007 onwards)

How to read the lines. Each line is one tornado, drawn from where it started to where it ended, coloured and sized by its rating. A dot means the record has no end point. Tap a line for its details, or tap anywhere else to see how many tornadoes have passed nearby. Weaker tornadoes appear as you zoom in. Ratings use the Fujita (F) scale before 1 February 2007 and the Enhanced Fujita (EF) scale from then on.

Tornadoes in Adams County

The Storm Prediction Center records 18 tornadoes whose paths touched Adams County, Pennsylvania between 1951 and 2021. None of them is recorded as having killed anyone. The busiest month is August, with 6 tornadoes. The strongest was an F3 on 22 May 1983. The most recent was on 18 August 2021.

  • 18tornadoes
  • 0deaths
  • 0injuries
  • 347per 10,000 sq mi of land

A tornado that crossed several counties counts in each one, so county counts add up to more than the state's.

How strong were the tornadoes in Adams County?

RatingTornadoesShare
F0 / EF0211%
F1 / EF11056%
F2 / EF2422%
F3 / EF3211%
F4 / EF400%
F5 / EF500%
Unknown rating00%

Adams County tornadoes over time

Tornadoes by decade
Bar chart of tornadoes by period. The most is 6 in 1990s.1950s21970s31980s31990s62000s32020s1

The 2020s only run to 2021, so that bar is for a shorter period. The record starts in 1950.

Show the numbers
PeriodCount
1950s2
1970s3
1980s3
1990s6
2000s3
2020s1
Tornadoes by month
Bar chart of tornadoes by period. The most is 6 in Aug.Jan0Feb0Mar3Apr2May1Jun3Jul1Aug6Sep2Oct0Nov0Dec0
Show the numbers
PeriodCount
Jan0
Feb0
Mar3
Apr2
May1
Jun3
Jul1
Aug6
Sep2
Oct0
Nov0
Dec0

Records for Adams County

  • Strongest: Maryland tornado22 May 1983, F3, 2 miles long
  • Longest path: Pennsylvania tornado28 August 1978, F2, 20 miles long
  • Most recent: Pennsylvania tornado18 August 2021, EF0, 0.6 miles long

Many of these tornadoes killed or injured people. The numbers are the official record's, and they may be revised.

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