Extreme Cold Watches in Illinois
4 extreme cold watches 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 watches reaches back to 2005.
Extreme Cold Watches by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Extreme Cold Watches
- 4
- Busiest year
- 20263 extreme cold watches
- Average year
- 2over 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.
- Bureau County2
- Carroll County2
- Hancock County2
- Henderson County2
- Henry County2
- Jo Daviess County2
- McDonough County2
- Mercer County2
- Putnam County2
- Rock Island County2
- Stephenson County2
- Warren County2
- Whiteside County2
- Boone County1
- Cook County1
- DeKalb County1
- DuPage County1
- Fulton County1
- Grundy County1
- Kane County1
- Kankakee County1
- Kendall County1
- Knox County1
- Lake County1
- LaSalle County1
- Lee County1
- Livingston County1
- McHenry County1
- McLean County1
- Marshall County1
- Ogle County1
- Peoria County1
- Stark County1
- Tazewell County1
- Will County1
- Winnebago County1
- Woodford County1
The latest extreme cold watches
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 21, 3:01 AM CST | Extreme Cold Watch | LOT | Boone, Cook, DeKalb, DuPage, Grundy, Kane and 10 more | 24 hr |
| Jan 21, 2:46 AM CST | Extreme Cold Watch | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 31 hr |
| Jan 21, 2:44 AM CST | Extreme Cold Watch | ILX | Fulton, Knox, McLean, Marshall, Peoria, Stark and 2 more | 24 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.