Alert archive / Illinois / Winter Weather Advisories

Winter Weather Advisories in Illinois, 2017

22 winter weather advisories in 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 2017. Tap one for its archive.

Winter Weather Advisories: 22
Busiest month: December9 winter weather advisories
Busiest day: December 23, 20174 winter weather advisories

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 4, 3:24 AM CST	Winter Weather Advisory	LSX	Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more	33 hr
Jan 4, 1:19 PM CST	Winter Weather Advisory	PAH	Edwards, Franklin, Gallatin, Hamilton, Jackson, Jefferson and 7 more	31 hr
Jan 4, 2:58 PM CST	Winter Weather Advisory	ILX	Christian, Clark, Clay, Crawford, Cumberland, Effingham and 7 more	24 hr
Jan 14, 3:19 PM CST	Winter Weather Advisory	ILX	Fulton, Knox, McLean, Marshall, Peoria, Stark and 2 more	42 hr
Jan 14, 3:47 PM CST	Winter Weather Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	47 hr
Jan 15, 2:56 PM CST	Winter Weather Advisory	LOT	Boone, DeKalb, DuPage, Grundy, Kane, Kendall and 6 more	21 hr
Feb 8, 3:13 AM CST	Winter Weather Advisory	LOT	Ford, Iroquois, Livingston	15 hr
Feb 8, 3:27 AM CST	Winter Weather Advisory	ILX	Champaign, DeWitt, Douglas, Edgar, Fulton, Knox and 11 more	15 hr
Feb 8, 3:33 AM CST	Winter Weather Advisory	DVN	Hancock, Henderson, McDonough, Mercer, Warren	12 hr
Mar 11, 3:43 PM CST	Winter Weather Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	44 hr
Mar 12, 3:37 AM CDT	Winter Weather Advisory	ILX	Cass, Champaign, DeWitt, Fulton, Knox, Logan and 15 more	35 hr
Mar 12, 4:27 AM CDT	Winter Weather Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	33 hr
Mar 12, 3:46 PM CDT	Winter Weather Advisory	LSX	Adams, Brown, Pike	20 hr
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.

54 more counties

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record The radar archive 2016 2018

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.