Alert archive / Illinois / Winter Storm Watches
Winter Storm Watches in Illinois, 2021
13 winter storm watches in 2021. 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 watches reaches back to 2005.
Winter Storm Watches by county
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Winter Storm Watches
- 13
- Busiest month
- February7 winter storm watches
- Busiest day
- January 29, 20213 winter storm watches
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, 3:44 PM CST | Winter Storm Watch | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 23 hr |
| Jan 24, 3:05 AM CST | Winter Storm Watch | LOT | Boone, Cook, DeKalb, DuPage, Grundy, Kane and 8 more | 12 hr |
| Jan 24, 3:58 AM CST | Winter Storm Watch | ILX | Fulton, Knox, Marshall, Mason, Peoria, Schuyler and 3 more | 11 hr |
| Jan 29, 2:11 AM CST | Winter Storm Watch | DVN | Bureau, Carroll, Henry, Jo Daviess, Putnam, Rock Island and 2 more | 12 hr |
| Jan 29, 3:23 AM CST | Winter Storm Watch | LOT | Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more | 24 hr |
| Jan 29, 3:43 AM CST | Winter Storm Watch | ILX | Marshall, Stark | 11 hr |
| Feb 3, 3:03 AM CST | Winter Storm Watch | LOT | Boone, Lee, Ogle, Winnebago | 11 hr |
| Feb 3, 4:01 AM CST | Winter Storm Watch | DVN | Bureau, Carroll, Henry, Jo Daviess, Mercer, Rock Island and 2 more | 11 hr |
| Feb 8, 2:47 PM CST | Winter Storm Watch | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 24 hr |
| Feb 12, 2:09 PM CST | Winter Storm Watch | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 37 hr |
| Feb 12, 3:03 PM CST | Winter Storm Watch | ILX | Clark, Clay, Crawford, Edgar, Jasper, Lawrence and 1 more | 36 hr |
| Feb 14, 3:59 AM CST | Winter Storm Watch | LOT | Cook | 10 hr |
| Feb 16, 3:20 PM CST | Winter Storm Watch | PAH | Alexander, Hardin, Johnson, Massac, Pope, Pulaski and 1 more | 13 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bureau County3
- Carroll County3
- Henry County3
- Jo Daviess County3
- Rock Island County3
- Stephenson County3
- Whiteside County3
- Boone County3
- Cook County3
- Lee County3
- Ogle County3
- Winnebago County3
- Alexander County3
- Hardin County3
- Johnson County3
- Massac County3
- Pope County3
- Pulaski County3
- Union County3
- Mercer County2
- Putnam County2
- DeKalb County2
- DuPage County2
- Grundy County2
- Kane County2
- Kendall County2
- Lake County2
- LaSalle County2
- McHenry County2
- Will County2
- Marshall County2
- Stark County2
- Edwards County2
- Franklin County2
- Gallatin County2
- Hamilton County2
- Jackson County2
- Jefferson County2
- Perry County2
- Saline County2
26 more counties
- Wabash County2
- Wayne County2
- White County2
- Williamson County2
- Hancock County1
- Henderson County1
- McDonough County1
- Warren County1
- Fulton County1
- Knox County1
- Mason County1
- Peoria County1
- Schuyler County1
- Tazewell County1
- Woodford County1
- Ford County1
- Iroquois County1
- Kankakee County1
- Livingston County1
- Clark County1
- Clay County1
- Crawford County1
- Edgar County1
- Jasper County1
- Lawrence County1
- Richland County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.