Alert archive / Illinois / Winter Weather Advisories / 2017
Winter Weather Advisories in Illinois, December 2017
9 winter weather advisories in December 2017. 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 weather advisories reaches back to 2005.
Winter Weather Advisories by county
Each county as a circle sized by its count in December 2017. Tap one for its archive.
- Winter Weather Advisories
- 9
- Busiest day
- December 23, 20174 winter weather advisories
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| Dec 23, 3:20 AM CST | Winter Weather Advisory | DVN | Bureau, Hancock, Henderson, Henry, McDonough, Mercer and 4 more | 39 hr |
| Dec 23, 3:21 AM CST | Winter Weather Advisory | LOT | DeKalb, DuPage, Ford, Grundy, Iroquois, Kane and 5 more | 39 hr |
| Dec 23, 3:39 AM CST | Winter Weather Advisory | ILX | Cass, Champaign, Christian, Coles, DeWitt, Douglas and 21 more | 38 hr |
| Dec 23, 4:10 AM CST | Winter Weather Advisory | LSX | Adams, Brown, Calhoun, Greene, Jersey, Macoupin and 2 more | 34 hr |
| Dec 28, 3:15 PM CST | Winter Weather Advisory | DVN | Bureau, Carroll, Henderson, Henry, Jo Daviess, Mercer and 5 more | 29 hr |
| Dec 28, 3:18 PM CST | Winter Weather Advisory | ILX | Champaign, Knox, McLean, Marshall, Peoria, Stark and 3 more | 31 hr |
| Dec 28, 8:33 PM CST | Winter Weather Advisory | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 8 more | 24 hr |
| Dec 29, 3:39 AM CST | Winter Weather Advisory | LSX | Adams, Brown, Calhoun, Greene, Jersey, Macoupin and 4 more | 23 hr |
| Dec 29, 8:14 PM CST | Winter Weather Advisory | DVN | Carroll, Henderson, Jo Daviess, Mercer, Stephenson, Warren | 106 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Henderson County3
- Mercer County3
- Warren County3
- Bureau County2
- Henry County2
- Putnam County2
- Rock Island County2
- Whiteside County2
- DeKalb County2
- DuPage County2
- Ford County2
- Grundy County2
- Iroquois County2
- Kane County2
- Kankakee County2
- Kendall County2
- LaSalle County2
- Lee County2
- Livingston County2
- Champaign County2
- Knox County2
- McLean County2
- Marshall County2
- Peoria County2
- Stark County2
- Tazewell County2
- Vermilion County2
- Woodford County2
- Adams County2
- Brown County2
- Calhoun County2
- Greene County2
- Jersey County2
- Macoupin County2
- Pike County2
- Carroll County2
- Jo Daviess County2
- Stephenson County2
- Hancock County1
- McDonough County1
25 more counties
- Cass County1
- Christian County1
- Coles County1
- DeWitt County1
- Douglas County1
- Edgar County1
- Fulton County1
- Logan County1
- Macon County1
- Mason County1
- Menard County1
- Morgan County1
- Moultrie County1
- Piatt County1
- Sangamon County1
- Schuyler County1
- Scott County1
- Shelby County1
- Montgomery County1
- Boone County1
- Ogle County1
- Winnebago County1
- Madison County1
- Monroe County1
- Saint Clair County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20162018
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. Warning verification from the Mesonet's Cow. Rebuilt daily.