Alert archive / Illinois / Freeze Warnings

Freeze Warnings in Illinois, 2024

19 freeze warnings in 2024. 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 2024. Tap one for its archive.

Freeze Warnings
19
Busiest month
April10 freeze warnings
Busiest day
April 20, 20244 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
Mar 26, 2:28 PM CDTFreeze WarningLSXAdams, Brown, Pike19 hr
Apr 5, 2:13 AM CDTFreeze WarningILXCass, Champaign, Christian, Clark, Clay, Coles and 21 more30 hr
Apr 5, 2:14 AM CDTFreeze WarningPAHEdwards, Franklin, Gallatin, Hamilton, Hardin, Jackson and 7 more30 hr
Apr 5, 2:33 AM CDTFreeze WarningLSXAdams, Bond, Brown, Calhoun, Clinton, Fayette and 8 more29 hr
Apr 19, 1:39 PM CDTFreeze WarningDVNBureau, Carroll, Henry, Jo Daviess, Mercer, Putnam and 3 more18 hr
Apr 19, 8:20 PM CDTFreeze WarningILXKnox, Marshall, Stark12 hr
Apr 20, 1:43 PM CDTFreeze WarningDVNBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more18 hr
Apr 20, 2:25 PM CDTFreeze WarningILXFulton, Knox, McLean, Marshall, Mason, Peoria and 4 more18 hr
Apr 20, 2:41 PM CDTFreeze WarningLOTBoone, DeKalb, Grundy, Kane, Kendall, LaSalle and 5 more17 hr
Apr 24, 1:47 PM CDTFreeze WarningDVNCarroll, Jo Daviess, Stephenson, Whiteside18 hr
Apr 24, 2:58 PM CDTFreeze WarningLOTBoone, Cook, DeKalb, DuPage, Kane, Lake and 4 more17 hr
Oct 14, 1:55 PM CDTFreeze WarningILXCass, Christian, DeWitt, Fulton, Knox, Logan and 13 more42 hr
Oct 14, 2:07 PM CDTFreeze WarningDVNBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more43 hr
Oct 14, 2:13 PM CDTFreeze WarningLSXAdams, Brown, Calhoun, Greene, Jersey, Macoupin and 2 more43 hr
Oct 15, 3:29 AM CDTFreeze WarningLOTBoone, DeKalb, Grundy, Kane, Kendall, LaSalle and 5 more30 hr
Oct 16, 9:51 AM CDTFreeze WarningLSXBond, Clinton, Fayette, Madison, Marion, Monroe and 4 more23 hr
Oct 16, 9:53 AM CDTFreeze WarningPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more21 hr
Oct 16, 1:54 PM CDTFreeze WarningLOTBoone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more19 hr
Oct 16, 2:01 PM CDTFreeze WarningILXChampaign, Christian, Clark, Clay, Coles, Crawford and 14 more18 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.

  1. April 20, 20244freeze warnings
  2. October 16, 20244freeze warnings
  3. April 5, 20243freeze warnings
  4. October 14, 20243freeze warnings
  5. April 24, 20242freeze warnings
  6. March 26, 20241freeze warnings
  7. April 19, 20241freeze warnings
  8. October 15, 20241freeze warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20232025

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.