Tornado History Map

Union County, New Jersey tornado history

14 tornadoes recorded in or across Union County from 1952 to 2019, 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 Union County

The Storm Prediction Center records 14 tornadoes whose paths touched Union County, New Jersey between 1952 and 2019. None of them is recorded as having killed anyone. The busiest month is July, with 5 tornadoes. The strongest was an F1 on 5 October 1985. The most recent was on 7 August 2019.

  • 14tornadoes
  • 0deaths
  • 11injuries
  • 1,362per 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 Union County?

RatingTornadoesShare
F0 / EF0857%
F1 / EF1643%
F2 / EF200%
F3 / EF300%
F4 / EF400%
F5 / EF500%
Unknown rating00%

Union County tornadoes over time

Tornadoes by decade
Bar chart of tornadoes by period. The most is 5 in 1980s.1950s11970s11980s51990s52010s2

The 2010s only run to 2019, so that bar is for a shorter period. The record starts in 1950.

Show the numbers
PeriodCount
1950s1
1970s1
1980s5
1990s5
2010s2
Tornadoes by month
Bar chart of tornadoes by period. The most is 5 in Jul.Jan0Feb0Mar0Apr1May1Jun1Jul5Aug1Sep2Oct2Nov1Dec0
Show the numbers
PeriodCount
Jan0
Feb0
Mar0
Apr1
May1
Jun1
Jul5
Aug1
Sep2
Oct2
Nov1
Dec0

Records for Union County

  • Strongest and Longest path: New Jersey tornado5 October 1985, F1, 8 injuries, 12 miles long
  • Most recent: New Jersey tornado7 August 2019, EF0, 0.1 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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