Alert archive / Illinois / Winter Storm Warnings
Winter Storm Warnings in Illinois, 2018
17 winter storm warnings in 2018. 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 2018. Tap one for its archive.
- Winter Storm Warnings
- 17
- Busiest month
- November6 winter storm warnings
- Busiest day
- November 24, 20184 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 11, 1:34 PM CST | Winter Storm Warning | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 31 hr |
| Jan 15, 6:27 PM CST | Winter Storm Warning | PAH | Alexander, Hardin, Massac, Pope, Pulaski | 10 hr |
| Feb 8, 2:54 AM CST | Winter Storm Warning | LOT | Boone, DeKalb, DuPage, Grundy, Kane, Kendall and 6 more | 42 hr |
| Feb 8, 2:59 AM CST | Winter Storm Warning | DVN | Bureau, Carroll, Henry, Jo Daviess, Putnam, Rock Island and 2 more | 30 hr |
| Feb 9, 12:18 PM CST | Winter Storm Warning | DVN | Bureau, Henry, Putnam | 6 hr |
| Mar 11, 1:37 PM CDT | Winter Storm Warning | PAH | Gallatin, Hardin, Massac, Pope | 13 hr |
| Mar 23, 3:30 AM CDT | Winter Storm Warning | DVN | Bureau, Carroll, Henry, Jo Daviess, Putnam, Rock Island and 1 more | 40 hr |
| Mar 23, 3:33 AM CDT | Winter Storm Warning | ILX | Champaign, Knox, McLean, Marshall, Peoria, Stark and 3 more | 42 hr |
| Mar 23, 3:43 AM CDT | Winter Storm Warning | LOT | Ford, Grundy, Iroquois, LaSalle, Lee, Livingston | 41 hr |
| Mar 23, 9:27 PM CDT | Winter Storm Warning | DVN | Bureau, Carroll, Henry, Jo Daviess, Mercer, Putnam and 2 more | 22 hr |
| Apr 17, 3:02 PM CDT | Winter Storm Warning | DVN | Jo Daviess | 34 hr |
| Nov 14, 2:32 AM CST | Winter Storm Warning | LSX | Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 8 more | 36 hr |
| Nov 14, 3:33 AM CST | Winter Storm Warning | PAH | Franklin, Jackson, Jefferson, Perry, Union, Williamson | 34 hr |
| Nov 24, 3:33 AM CST | Winter Storm Warning | LSX | Adams | 32 hr |
| Nov 24, 3:52 AM CST | Winter Storm Warning | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 44 hr |
| Nov 24, 3:54 AM CST | Winter Storm Warning | ILX | Knox, Marshall, Stark | 32 hr |
| Nov 24, 1:44 PM CST | Winter Storm Warning | LOT | Boone, DeKalb, DuPage, Grundy, Kane, Kendall and 6 more | 43 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bureau County5
- Henry County5
- Jo Daviess County5
- Putnam County5
- Carroll County4
- Rock Island County4
- Whiteside County4
- Hardin County3
- Massac County3
- Pope County3
- Grundy County3
- LaSalle County3
- Lee County3
- Alexander County2
- Franklin County2
- Gallatin County2
- Jackson County2
- Jefferson County2
- Perry County2
- Pulaski County2
- Union County2
- Williamson County2
- Boone County2
- DeKalb County2
- DuPage County2
- Kane County2
- Kendall County2
- Lake County2
- McHenry County2
- Ogle County2
- Winnebago County2
- Stephenson County2
- Knox County2
- Marshall County2
- Stark County2
- Mercer County2
- Edwards County1
- Hamilton County1
- Johnson County1
- Saline County1
31 more counties
- Wabash County1
- Wayne County1
- White County1
- Champaign County1
- McLean County1
- Peoria County1
- Tazewell County1
- Vermilion County1
- Woodford County1
- Ford County1
- Iroquois County1
- Livingston County1
- Bond County1
- Calhoun County1
- Clinton County1
- Fayette County1
- Greene County1
- Jersey County1
- Macoupin County1
- Madison County1
- Marion County1
- Monroe County1
- Montgomery County1
- Randolph County1
- Saint Clair County1
- Washington County1
- Adams County1
- Hancock County1
- Henderson County1
- McDonough County1
- Warren County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.