Extreme Cold Warnings in Illinois
11 extreme cold warnings since 1986. 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 extreme cold warnings reaches back to 2005.
Extreme Cold Warnings by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Extreme Cold Warnings
- 11
- Busiest year
- 20266 extreme cold warnings
- Average year
- 6over 2 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- McLean County4
- Boone County2
- Bureau County2
- Carroll County2
- Champaign County2
- Christian County2
- Coles County2
- DeKalb County2
- DeWitt County2
- Douglas County2
- Edgar County2
- Fulton County2
- Hancock County2
- Henderson County2
- Henry County2
- Jo Daviess County2
- Kane County2
- Knox County2
- Lake County2
- LaSalle County2
- Lee County2
- McDonough County2
- McHenry County2
- Macon County2
- Marshall County2
- Mercer County2
- Moultrie County2
- Ogle County2
- Peoria County2
- Piatt County2
- Putnam County2
- Rock Island County2
- Shelby County2
- Stark County2
- Stephenson County2
- Tazewell County2
- Vermilion County2
- Warren County2
- Whiteside County2
- Winnebago County2
57 more counties
- Woodford County2
- Adams County1
- Brown County1
- Schuyler County1
- Alexander County1
- Bond County1
- Calhoun County1
- Clark County1
- Clay County1
- Clinton County1
- Cook County1
- Crawford County1
- Cumberland County1
- DuPage County1
- Edwards County1
- Effingham County1
- Fayette County1
- Franklin County1
- Gallatin County1
- Greene County1
- Grundy County1
- Hamilton County1
- Hardin County1
- Jackson County1
- Jasper County1
- Jefferson County1
- Jersey County1
- Johnson County1
- Kankakee County1
- Kendall County1
- Lawrence County1
- Livingston County1
- Logan County1
- Macoupin County1
- Madison County1
- Marion County1
- Massac County1
- Menard County1
- Monroe County1
- Montgomery County1
- Morgan County1
- Perry County1
- Pope County1
- Pulaski County1
- Randolph County1
- Richland County1
- Saint Clair County1
- Saline County1
- Sangamon County1
- Scott County1
- Union County1
- Wabash County1
- Washington County1
- Wayne County1
- White County1
- Will County1
- Williamson County1
The latest extreme cold warnings
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 25, 1:55 AM CST | Extreme Cold Warning | LSX | Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 8 more | 34 hr |
| Jan 25, 1:52 AM CST | Extreme Cold Warning | ILX | Champaign, Christian, Clark, Clay, Coles, Crawford and 19 more | 34 hr |
| Jan 24, 10:12 AM CST | Extreme Cold Warning | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 72 hr |
| Jan 22, 3:12 AM CST | Extreme Cold Warning | LOT | Boone, Cook, DeKalb, DuPage, Grundy, Kane and 10 more | 33 hr |
| Jan 22, 2:38 AM CST | Extreme Cold Warning | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 33 hr |
| Jan 22, 2:19 AM CST | Extreme Cold Warning | ILX | Fulton, Knox, McLean, Marshall, Peoria, Stark and 2 more | 34 hr |
Nearby
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.