Jefferson County, Illinois tornado history

35 tornadoes recorded in or across Jefferson County from 1953 to 2024, 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 Jefferson County

The Storm Prediction Center records 35 tornadoes whose paths touched Jefferson County, Illinois between 1953 and 2024. They killed 4 people and injured 99. The busiest month is March, with 8 tornadoes. The strongest was an F4 on 18 December 1957. The most recent was on 14 March 2024.

  • 35tornadoes
  • 4deaths
  • 99injuries
  • 613per 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 Jefferson County?

RatingTornadoesShare
F0 / EF0823%
F1 / EF11440%
F2 / EF21029%
F3 / EF326%
F4 / EF413%
F5 / EF500%
Unknown rating00%

Jefferson County tornadoes over time

Tornadoes by decade
Bar chart of tornadoes by period. The most is 9 in 2010s.1950s81960s31970s11980s21990s32000s72010s92020s2

The 2020s only run to 2024, so that bar is for a shorter period. The record starts in 1950.

Show the numbers
PeriodCount
1950s8
1960s3
1970s1
1980s2
1990s3
2000s7
2010s9
2020s2
Tornadoes by month
Bar chart of tornadoes by period. The most is 8 in Mar.Jan0Feb2Mar8Apr8May6Jun2Jul0Aug2Sep0Oct2Nov1Dec4
Show the numbers
PeriodCount
Jan0
Feb2
Mar8
Apr8
May6
Jun2
Jul0
Aug2
Sep0
Oct2
Nov1
Dec4

Records for Jefferson County

Notable tornadoes in Jefferson County

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

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