Alert archive / Illinois / Winter Storm Warnings
Winter Storm Warnings in Illinois, 2012
13 winter storm warnings in 2012. 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 2012. Tap one for its archive.
- Winter Storm Warnings
- 13
- Busiest month
- December8 winter storm warnings
- Busiest day
- January 12, 20122 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 12, 3:32 AM CST | Winter Storm Warning | LOT | DuPage, Kane, Kendall, Lake, McHenry | 29 hr |
| Jan 12, 11:30 AM CST | Winter Storm Warning | DVN | Carroll, Jo Daviess, Rock Island, Stephenson, Whiteside | 9 hr |
| Jan 19, 9:26 PM CST | Winter Storm Warning | LOT | Boone, DeKalb, DuPage, Kane, Lake, Lee and 3 more | 24 hr |
| Jan 20, 4:12 AM CST | Winter Storm Warning | DVN | Carroll, Jo Daviess, Stephenson, Whiteside | 17 hr |
| Mar 2, 10:29 AM CST | Winter Storm Warning | LOT | Boone, Lake, McHenry, Ogle, Winnebago | 10 hr |
| Dec 18, 3:35 PM CST | Winter Storm Warning | DVN | Jo Daviess | 13 hr |
| Dec 19, 4:03 AM CST | Winter Storm Warning | LOT | Boone, DeKalb, DuPage, Grundy, Kane, Kendall and 6 more | 47 hr |
| Dec 19, 4:09 AM CST | Winter Storm Warning | DVN | Bureau, Carroll, Hancock, Henderson, Henry, McDonough and 6 more | 44 hr |
| Dec 20, 2:50 AM CST | Winter Storm Warning | ILX | Fulton, Knox, Marshall, Peoria, Schuyler, Stark | 9 hr |
| Dec 20, 2:50 AM CST | Winter Storm Warning | LSX | Adams, Brown | 15 hr |
| Dec 25, 3:41 AM CST | Winter Storm Warning | ILX | Clark, Clay, Crawford, Jasper, Lawrence, Richland | 9 hr |
| Dec 25, 3:20 PM CST | Winter Storm Warning | LSX | Marion, Randolph, Washington | 17 hr |
| Dec 28, 6:13 PM CST | Winter Storm Warning | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Jackson and 9 more | 12 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lake County4
- McHenry County4
- DuPage County3
- Kane County3
- Carroll County3
- Jo Daviess County3
- Stephenson County3
- Whiteside County3
- Boone County3
- Ogle County3
- Winnebago County3
- Kendall County2
- Rock Island County2
- DeKalb County2
- Lee County2
- Grundy County1
- LaSalle County1
- Bureau County1
- Hancock County1
- Henderson County1
- Henry County1
- McDonough County1
- Mercer County1
- Putnam County1
- Warren County1
- Fulton County1
- Knox County1
- Marshall County1
- Peoria County1
- Schuyler County1
- Stark County1
- Adams County1
- Brown County1
- Clark County1
- Clay County1
- Crawford County1
- Jasper County1
- Lawrence County1
- Richland County1
- Marion County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
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.