Alert archive / Illinois / Winter Storm Warnings
Winter Storm Warnings in Illinois, 2023
12 winter storm warnings in 2023. 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 2023. Tap one for its archive.
- Winter Storm Warnings
- 12
- Busiest month
- January5 winter storm warnings
- Busiest day
- January 23, 20232 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 23, 2:10 PM CST | Winter Storm Warning | PAH | Alexander, Edwards, Franklin, Hamilton, Jackson, Jefferson and 7 more | 44 hr |
| Jan 23, 2:12 PM CST | Winter Storm Warning | LSX | Bond, Clinton, Fayette, Jersey, Macoupin, Madison and 6 more | 43 hr |
| Jan 24, 1:29 AM CST | Winter Storm Warning | ILX | Champaign, Christian, Clark, Clay, Coles, Crawford and 12 more | 35 hr |
| Jan 28, 12:25 PM CST | Winter Storm Warning | LOT | Boone, Lake, McHenry, Winnebago | 14 hr |
| Jan 30, 1:43 PM CST | Winter Storm Warning | PAH | Alexander, Gallatin, Hardin, Jackson, Johnson, Massac and 5 more | 16 hr |
| Feb 8, 2:45 PM CST | Winter Storm Warning | DVN | Jo Daviess | 26 hr |
| Feb 15, 3:18 AM CST | Winter Storm Warning | DVN | Carroll, Jo Daviess, Rock Island, Stephenson, Whiteside | 42 hr |
| Feb 15, 2:13 PM CST | Winter Storm Warning | LOT | Boone, Lake, McHenry, Ogle, Winnebago | 34 hr |
| Mar 2, 8:38 PM CST | Winter Storm Warning | LOT | Iroquois, Kankakee, Will | 22 hr |
| Mar 8, 3:04 PM CST | Winter Storm Warning | DVN | Carroll, Jo Daviess, Stephenson | 37 hr |
| Mar 24, 2:09 PM CDT | Winter Storm Warning | LOT | Boone, DeKalb, Kane, Lake, Lee, McHenry and 2 more | 22 hr |
| Mar 25, 2:32 AM CDT | Winter Storm Warning | DVN | Carroll, Jo Daviess, Rock Island, Stephenson, Whiteside | 10 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Jo Daviess County4
- Boone County3
- Lake County3
- McHenry County3
- Winnebago County3
- Carroll County3
- Stephenson County3
- Alexander County2
- Jackson County2
- Saline County2
- Union County2
- Williamson County2
- Rock Island County2
- Whiteside County2
- Ogle County2
- Edwards County1
- Franklin County1
- Hamilton County1
- Jefferson County1
- Perry County1
- Wabash County1
- Wayne County1
- White County1
- Bond County1
- Clinton County1
- Fayette County1
- Jersey County1
- Macoupin County1
- Madison County1
- Marion County1
- Monroe County1
- Montgomery County1
- Randolph County1
- Saint Clair County1
- Washington County1
- Champaign County1
- Christian County1
- Clark County1
- Clay County1
- Coles County1
25 more counties
- Crawford County1
- Cumberland County1
- Douglas County1
- Edgar County1
- Effingham County1
- Jasper County1
- Lawrence County1
- Macon County1
- Moultrie County1
- Piatt County1
- Richland County1
- Shelby County1
- Vermilion County1
- Gallatin County1
- Hardin County1
- Johnson County1
- Massac County1
- Pope County1
- Pulaski County1
- Iroquois County1
- Kankakee County1
- Will County1
- DeKalb County1
- Kane County1
- Lee County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
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.