DisasterAtlasUSA

This is a record of past federal disaster declarations, not a forecast. Federal assistance figures are aid obligated under specific programs, not total damages. For current threats, check the National Weather Service and FEMA.

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Illinois Storm & Severe Weather History

Since 1996, Illinois has logged 58,918 severe-weather events — about 1,901 a year — with 855 direct deaths, 2,102 injuries and $5.5B in reported property damage.

By event type

Thunderstorm Wind17,54619 d$599.5M
Hail10,498—$216.5M
Flash Flood3,23925 d$2.5B
Flood3,17630 d$274.9M
Winter Storm2,92711 d$81.8M
Winter Weather2,9172 d$1.9M
Tornado2,27754 d$1.7B
Dense Fog2,188—$219K
Heat2,030363 d$25K
Drought1,586——
Heavy Snow1,5128 d$460K
Strong Wind1,5036 d$2.8M
High Wind1,3009 d$37.3M
Excessive Heat1,22460 d$750K
Frost/Freeze1,143——
Cold/Wind Chill903159 d$8K

Events by year

19962026

Notable events (532)

Events with deaths, major damage, or a strong tornado — deadliest first.

Flash FloodJune 25, 2021
Mclean · $11.8M damage
Flash FloodAugust 28, 2014
Sangamon · $11.5M damage
Tornado (EF3)August 19, 2009
Sangamon · 17 injured · $11.0M damage
Winter StormJanuary 26, 2009
Massac · $11.0M damage
Tornado (EF2)November 17, 2013
Grundy · 5 injured · $10.8M damage
Tornado (EF2)May 26, 2024
Clay · $10.0M damage
HailJune 30, 2023
Williamson · $10.0M damage
Flash FloodJuly 26, 2022
St. Clair · $10.0M damage
FloodJuly 15, 2020
Woodford · $10.0M damage
Tornado (EF4)April 9, 2015
Ogle · $10.0M damage
Flash FloodApril 17, 2013
Marshall · $10.0M damage
Flash FloodJuly 23, 2011
Cook · $10.0M damage
Flash FloodJuly 24, 2010
Carroll · $10.0M damage
Winter StormJanuary 26, 2009
Alexander · $10.0M damage
Winter StormJanuary 26, 2009
Pulaski · $10.0M damage
Tornado (F1)September 26, 2003
Coles · 1 injured · $10.0M damage
Thunderstorm WindJuly 20, 2003
Mercer · $10.0M damage
Tornado (F3)May 10, 2003
Tazewell · 32 injured · $10.0M damage
HailMay 8, 2003
Henderson · $10.0M damage
Flash FloodApril 30, 2003
Henry · $10.0M damage
Flash FloodApril 30, 2003
Mercer · $10.0M damage
Tornado (F0)April 19, 1996
Henry · 4 injured · $10.0M damage
Tornado (F3)April 19, 1996
Henry · 4 injured · $10.0M damage
Tornado (F3)April 19, 1996
Champaign · 12 injured · $9.0M damage
Tornado (F3)April 19, 1996
Macon · 29 injured · $9.0M damage
Tornado (EF3)August 19, 2009
Logan · 2 injured · $7.2M damage
Tornado (EF3)February 28, 2017
Jackson · $6.0M damage
Tornado (F3)April 19, 1996
Hamilton · $2.8M damage
Tornado (F3)May 6, 2003
Pope · $2.5M damage
Tornado (EF3)January 7, 2008
Mchenry · 1 injured · $2.0M damage
Tornado (EF3)January 7, 2008
Boone · 4 injured · $2.0M damage
Tornado (EF3)February 28, 2017
Woodford · $1.5M damage
Tornado (EF3)November 17, 2013
Douglas · $1.2M damage
Tornado (EF4)February 29, 2012
Gallatin · 13 injured · $1.0M damage
Tornado (F3)April 19, 1996
Mclean · $1.0M damage
Tornado (EF3)February 28, 2017
Franklin · $800K damage
Tornado (EF3)May 26, 2024
Johnson · 1 injured · $750K damage
Tornado (EF3)June 5, 2010
Livingston · $750K damage
Tornado (EF3)June 5, 2010
Kankakee · 1 injured · $600K damage
Thunderstorm WindAugust 23, 2007
Du Page · 40 injured · $500K damage

Source: NOAA/NCEI Storm Events Database. Counts are every logged event since 1996; the "notable" list is filtered to events with fatalities, major damage or a strong tornado. Damage is the reporting office's estimate. A record of past weather is not a forecast. See About the Data.