Tornado History Map

Morgan County, Illinois tornado history

46 tornadoes recorded in or across Morgan County from 1955 to 2025, 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 Morgan County

The Storm Prediction Center records 46 tornadoes whose paths touched Morgan County, Illinois between 1955 and 2025. They killed 1 person and injured 45. The busiest month is June, with 11 tornadoes. The strongest was an F3 on 24 April 1961. The most recent was on 18 June 2025.

  • 46tornadoes
  • 1death
  • 45injuries
  • 809per 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 Morgan County?

RatingTornadoesShare
F0 / EF01839%
F1 / EF11533%
F2 / EF21124%
F3 / EF312%
F4 / EF400%
F5 / EF500%
Unknown rating12%

Morgan County tornadoes over time

Tornadoes by decade
Bar chart of tornadoes by period. The most is 10 in 2000s.1950s31960s41970s41980s11990s82000s102010s62020s10

The 2020s only run to 2025, so that bar is for a shorter period. The record starts in 1950.

Show the numbers
PeriodCount
1950s3
1960s4
1970s4
1980s1
1990s8
2000s10
2010s6
2020s10
Tornadoes by month
Bar chart of tornadoes by period. The most is 11 in Jun.Jan0Feb3Mar6Apr6May7Jun11Jul3Aug7Sep0Oct1Nov0Dec2
Show the numbers
PeriodCount
Jan0
Feb3
Mar6
Apr6
May7
Jun11
Jul3
Aug7
Sep0
Oct1
Nov0
Dec2

Records for Morgan County

  • Deadliest: Illinois tornado8 April 1999, F1, 1 death, 6 injuries, 9.3 miles long
  • Strongest: Illinois tornado24 April 1961, F3, 3 injuries, 64.2 miles long
  • Longest path: Illinois tornado12 March 2006, F2, 20 injuries, 67 miles long
  • Most recent: Illinois tornado18 June 2025, EF1, 1 injury, 7.6 miles long

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

More in Illinois

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