Tornado History Map

Philadelphia County, Pennsylvania tornado history

11 tornadoes recorded in or across Philadelphia County from 1958 to 2021, coloured by rating on the map.

Tap or scroll to load the interactive map

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 Philadelphia County

The Storm Prediction Center records 11 tornadoes whose paths touched Philadelphia County, Pennsylvania between 1958 and 2021. None of them is recorded as having killed anyone. The busiest month is July, with 4 tornadoes. The strongest was an EF3 on 29 July 2021. The most recent was on 29 July 2021.

  • 11tornadoes
  • 0deaths
  • 40injuries
  • 819per 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 Philadelphia County?

RatingTornadoesShare
F0 / EF0327%
F1 / EF1327%
F2 / EF2436%
F3 / EF319%
F4 / EF400%
F5 / EF500%
Unknown rating00%

Philadelphia County tornadoes over time

Tornadoes by decade
Bar chart of tornadoes by period. The most is 3 in 1990s.1950s11970s11980s21990s32010s12020s3

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

Show the numbers
PeriodCount
1950s1
1970s1
1980s2
1990s3
2010s1
2020s3
Tornadoes by month
Bar chart of tornadoes by period. The most is 4 in Jul.Jan1Feb0Mar0Apr0May2Jun2Jul4Aug2Sep0Oct0Nov0Dec0
Show the numbers
PeriodCount
Jan1
Feb0
Mar0
Apr0
May2
Jun2
Jul4
Aug2
Sep0
Oct0
Nov0
Dec0

Records for Philadelphia County

  • Strongest: Pennsylvania tornado29 July 2021, EF3, 3.4 miles long
  • Longest path: Pennsylvania tornado4 August 2020, EF2, 18 injuries, 20.8 miles long
  • Most recent: Pennsylvania tornado29 July 2021, EF0, 0.4 miles long

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

More in Pennsylvania

Embed this map

Copy this code into your web page. It is free to use. Please keep the link under the map, as it is how people find where the map comes from.