Weather alerts in Illinois, December 2006

18 weather alerts in December 2006, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

Each county as a circle sized by its count in December 2006. Tap one for its archive.

Alerts: 18
Warnings: 0
Watches: 0
Advisories: 15
Busiest day: December 1, 20065 alerts

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
Nov 30, 6:56 PM CST	Wind Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	16 hr
Nov 30, 11:50 PM CST	Mesoscale Discussion	SPC	Adams, Boone, Brown, Bureau, Calhoun, Cass and 40 more	4 hr
Dec 1, 3:35 AM CST	Wind Advisory	ILX	Clark, Clay, Crawford, Cumberland, Effingham, Jasper and 2 more	10 hr
Dec 1, 6:42 AM CST	Mesoscale Discussion	SPC	Boone, Bureau, Cook, DeKalb, DuPage, Fulton and 18 more	5 hr
Dec 1, 10:22 AM CST	Blowing Snow Advisory	ILX	Cass, Fulton, Knox, Logan, McLean, Marshall and 10 more	4 hr
Dec 11, 3:35 PM CST	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	29 hr
Dec 11, 8:37 PM CST	Dense Fog Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	21 hr
Dec 11, 8:39 PM CST	Dense Fog Advisory	ILX	Cass, Christian, DeWitt, Fulton, Knox, Logan and 13 more	16 hr
Dec 11, 9:18 PM CST	Dense Fog Advisory	LSX	Adams, Brown, Calhoun, Greene, Jersey, Macoupin and 2 more	10 hr
Dec 12, 3:40 PM CST	Mesoscale Discussion	SPC	Bond, Champaign, Christian, Clark, Clay, Clinton and 25 more	2 hr
Dec 21, 2:17 PM CST	Dense Fog Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	22 hr
Dec 21, 2:34 PM CST	Dense Fog Advisory	ILX	Cass, Champaign, Christian, Coles, DeWitt, Douglas and 21 more	18 hr
Dec 21, 3:45 PM CST	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	20 hr
Dec 21, 6:46 PM CST	Dense Fog Advisory	LSX	Adams, Brown, Calhoun, Greene, Jersey, Macoupin and 5 more	12 hr
Dec 24, 7:57 AM CST	Dense Fog Advisory	LOT	DeKalb, DuPage, Kane, Lee, Ogle	2 hr
Dec 24, 10:09 AM CST	Dense Fog Advisory	LOT	DeKalb, DuPage, Kane, Lee, Ogle	3 hr
Dec 24, 8:19 PM CST	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	13 hr
Dec 30, 3:39 AM CST	Dense Fog Advisory	LOT	Boone, Lake, McHenry, Winnebago	6 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

Product	Alerts
Severe storms
Mesoscale Discussion	3
Winter
Blowing Snow Advisory	1
Wind and dust
Wind Advisory	2
Fog and smoke
Dense Fog Advisory	12

By county

Every county with at least one alert. A county page lists each alert that covered it.

61 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2005 2007

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.