Alert archive / Illinois / Freeze Warnings

Freeze Warnings in Illinois, 2025

11 freeze warnings in 2025. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of freeze warnings reaches back to 2005.

Freeze Warnings by county

Each county as a circle sized by its count in 2025. Tap one for its archive.

Freeze Warnings
11
Busiest month
April6 freeze warnings
Busiest day
April 7, 20253 freeze warnings

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Apr 7, 1:23 AM CDTFreeze WarningLSXAdams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more32 hr
Apr 7, 1:23 AM CDTFreeze WarningPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more32 hr
Apr 7, 1:44 AM CDTFreeze WarningILXCass, Champaign, Christian, Clark, Clay, Coles and 21 more31 hr
Apr 8, 1:46 PM CDTFreeze WarningPAHEdwards, Gallatin, Hamilton, Hardin, Massac, Pope and 4 more18 hr
Apr 8, 1:49 PM CDTFreeze WarningILXClark, Crawford, Edgar, Jasper, Lawrence, Richland and 1 more16 hr
Apr 11, 2:08 AM CDTFreeze WarningILXChampaign, Clark, Clay, Coles, Crawford, Cumberland and 10 more31 hr
Oct 22, 2:05 PM CDTFreeze WarningDVNCarroll, Jo Daviess, Stephenson19 hr
Oct 23, 1:59 AM CDTFreeze WarningDVNBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more31 hr
Oct 23, 2:16 AM CDTFreeze WarningILXCass, Champaign, Christian, Clark, Coles, Crawford and 24 more31 hr
Oct 23, 3:07 AM CDTFreeze WarningLOTBoone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more29 hr
Nov 1, 1:55 AM CDTFreeze WarningLSXAdams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more31 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

62 more counties

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20242026

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.