Alert archive / Illinois / Dense Fog Advisories

Dense Fog Advisories in Illinois, 2006

53 dense fog advisories in 2006. 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 dense fog advisories reaches back to 2005.

Dense Fog Advisories by county

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

Dense Fog Advisories: 53
Busiest month: December12 dense fog advisories
Busiest day: November 7, 20065 dense fog 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 3, 9:26 AM CST	Dense Fog Advisory	DVN	Carroll, Henderson, Jo Daviess, Mercer, Rock Island, Stephenson and 1 more	3 hr
Jan 3, 6:18 PM CST	Dense Fog Advisory	DVN	Jo Daviess	12 hr
Jan 21, 11:56 PM CST	Dense Fog Advisory	LOT	DeKalb, DuPage, Grundy, Kane, Kankakee, Kendall and 4 more	10 hr
Jan 22, 4:17 AM CST	Dense Fog Advisory	ILX	Knox, McLean, Marshall, Peoria, Stark, Tazewell and 1 more	6 hr
Jan 22, 8:02 PM CST	Dense Fog Advisory	LOT	Boone, DeKalb, Grundy, Kane, Kendall, LaSalle and 4 more	5 hr
Feb 11, 12:24 AM CST	Dense Fog Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	6 hr
Mar 5, 9:30 PM CST	Dense Fog Advisory	DVN	Bureau, Carroll, Henry, Jo Daviess, Mercer, Putnam and 3 more	6 hr
Mar 6, 1:36 AM CST	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	6 hr
Mar 7, 3:12 AM CST	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	5 hr
Mar 7, 8:13 AM CST	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	107 min
Mar 9, 4:23 AM CST	Dense Fog Advisory	DVN	Carroll, Jo Daviess, Stephenson	8 hr
Mar 9, 5:54 AM CST	Dense Fog Advisory	LOT	Boone, DeKalb, Kane, Lake, Lee, McHenry and 2 more	5 hr
Mar 29, 2:13 AM CST	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Kane, Lake, Lee and 3 more	7 hr
Apr 20, 11:07 PM CDT	Dense Fog Advisory	ILX	Clark, Clay, Crawford, Cumberland, Jasper, Lawrence and 1 more	9 hr
Apr 21, 3:17 AM CDT	Dense Fog Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	6 hr
May 9, 11:38 PM CDT	Dense Fog Advisory	DVN	Bureau, Carroll, Henry, Jo Daviess, Putnam, Rock Island and 2 more	8 hr
May 10, 12:13 AM CDT	Dense Fog Advisory	LOT	Boone, DeKalb, Kane, Lake, LaSalle, Lee and 3 more	9 hr
May 10, 6:45 AM CDT	Dense Fog Advisory	ILX	Cass, Champaign, Christian, Clark, Clay, Coles and 29 more	2 hr
Jul 13, 12:26 AM CDT	Dense Fog Advisory	ILX	Champaign, Christian, Clark, Clay, Coles, Crawford and 19 more	9 hr
Jul 27, 4:58 AM CDT	Dense Fog Advisory	LOT	Boone, DeKalb, Lee, Ogle, Winnebago	3 hr
Jul 27, 5:36 AM CDT	Dense Fog Advisory	DVN	Bureau, Carroll, Henry, Jo Daviess, Mercer, Putnam and 3 more	3 hr
Jul 28, 6:51 AM CDT	Dense Fog Advisory	LOT	Ford, Grundy, Iroquois, Kankakee, LaSalle, Livingston	2 hr
Aug 19, 1:10 AM CDT	Dense Fog Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	8 hr
Aug 19, 4:04 AM CDT	Dense Fog Advisory	LOT	Boone, DeKalb, LaSalle, Lee, Ogle, Winnebago	5 hr
Aug 23, 6:32 AM CDT	Dense Fog Advisory	LOT	DeKalb, Grundy, Kane, Kankakee, Kendall, LaSalle	2 hr
Sep 4, 2:23 AM CDT	Dense Fog Advisory	DVN	Carroll, Hancock, Henderson, Henry, Jo Daviess, McDonough and 5 more	7 hr
Sep 14, 4:33 AM CDT	Dense Fog Advisory	LOT	Boone, DeKalb, Ford, Grundy, Kane, Kendall and 6 more	5 hr
Sep 14, 5:57 AM CDT	Dense Fog Advisory	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	4 hr
Sep 14, 9:46 PM CDT	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	13 hr
Sep 23, 3:34 AM CDT	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Grundy, Kane, Kendall and 6 more	5 hr
Sep 30, 8:35 PM CDT	Dense Fog Advisory	PAH	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	11 hr
Nov 7, 5:51 AM CST	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	4 hr
Nov 7, 6:10 AM CST	Dense Fog Advisory	DVN	Bureau, Hancock, Henderson, Henry, McDonough, Mercer and 4 more	4 hr
Nov 7, 2:19 PM CST	Dense Fog Advisory	LSX	Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 8 more	18 hr
Nov 7, 3:28 PM CST	Dense Fog Advisory	ILX	Cass, Champaign, Christian, Clark, Clay, Coles and 29 more	19 hr
Nov 7, 3:53 PM CST	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	17 hr
Nov 8, 12:20 AM CST	Dense Fog Advisory	PAH	Alexander, Franklin, Jackson, Jefferson, Johnson, Perry and 3 more	8 hr
Nov 13, 4:49 PM CST	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more	16 hr
Nov 18, 3:50 AM CST	Dense Fog Advisory	ILX	Cass, Christian, Clark, Clay, Coles, Crawford and 18 more	7 hr
Nov 18, 6:58 AM CST	Dense Fog Advisory	LSX	Fayette, Marion, Montgomery	4 hr
Nov 26, 5:28 AM CST	Dense Fog Advisory	LOT	Boone, DeKalb, DuPage, Kane, Lake, Lee and 3 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 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 county

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

60 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 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. Warning verification from the Mesonet's Cow. Rebuilt daily.