Alert archive / Illinois / Winter Storm Warnings

Winter Storm Warnings in Illinois, 2025

18 winter storm 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 winter storm warnings reaches back to 2005.

Winter Storm Warnings by county

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

Winter Storm Warnings
18
Busiest month
January6 winter storm warnings
Busiest day
January 4, 20253 winter storm 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
Jan 3, 1:29 PM CSTWinter Storm WarningLSXAdams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more65 hr
Jan 4, 1:46 AM CSTWinter Storm WarningPAHEdwards, Franklin, Hamilton, Jefferson, Perry, Wabash and 2 more58 hr
Jan 4, 2:16 AM CSTWinter Storm WarningDVNHancock, McDonough48 hr
Jan 4, 2:49 AM CSTWinter Storm WarningILXCass, Champaign, Christian, Clark, Clay, Coles and 22 more57 hr
Jan 8, 1:39 PM CSTWinter Storm WarningPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more55 hr
Jan 9, 2:44 AM CSTWinter Storm WarningLSXRandolph39 hr
Feb 11, 2:56 AM CSTWinter Storm WarningDVNBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more47 hr
Feb 11, 3:18 AM CSTWinter Storm WarningILXCass, Fulton, Knox, Marshall, Mason, Menard and 7 more33 hr
Feb 11, 3:21 AM CSTWinter Storm WarningLSXAdams, Brown, Pike33 hr
Feb 17, 2:20 AM CSTWinter Storm WarningPAHAlexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 9 more54 hr
Nov 9, 2:24 AM CSTWinter Storm WarningLOTCook, Kankakee, Lake, Will31 hr
Nov 27, 2:09 PM CSTWinter Storm WarningDVNBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more60 hr
Nov 28, 2:03 AM CSTWinter Storm WarningLOTBoone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more48 hr
Nov 28, 2:06 AM CSTWinter Storm WarningILXCass, Champaign, Christian, Coles, DeWitt, Douglas and 21 more43 hr
Nov 28, 2:17 AM CSTWinter Storm WarningLSXAdams, Brown, Calhoun, Greene, Jersey, Macoupin and 2 more39 hr
Dec 6, 1:49 PM CSTWinter Storm WarningDVNCarroll, Whiteside16 hr
Dec 13, 12:40 PM CSTWinter Storm WarningILXChampaign, DeWitt, Douglas, Edgar, McLean, Macon and 2 more5 hr
Dec 18, 4:06 PM CSTWinter Storm WarningDVNRock Island6 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. January 4, 20253winter storm warnings
  2. February 11, 20253winter storm warnings
  3. November 28, 20253winter storm warnings
  4. January 3, 20251winter storm warnings
  5. January 8, 20251winter storm warnings
  6. January 9, 20251winter storm warnings
  7. February 17, 20251winter storm warnings
  8. November 9, 20251winter storm warnings
  9. November 27, 20251winter storm warnings
  10. December 6, 20251winter storm warnings
  11. December 13, 20251winter storm warnings
  12. December 18, 20251winter storm warnings

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.