Alert archive / Colorado / Dense Fog Advisories

Dense Fog Advisories in Colorado, 2011

24 dense fog advisories in 2011. 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 2011. Tap one for its archive.

Dense Fog Advisories: 24
Busiest month: December6 dense fog advisories
Busiest day: March 28, 20113 dense fog advisories

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.

Issued	Product	Office	Counties	Lasted
Jan 18, 3:06 AM MST	Dense Fog Advisory	GLD	Cheyenne, Kit Carson, Yuma	5 hr
Feb 20, 6:12 AM MST	Dense Fog Advisory	GLD	Kit Carson, Yuma	4 hr
Feb 26, 9:10 PM MST	Dense Fog Advisory	BOU	Phillips, Sedgwick	9 hr
Mar 2, 7:15 AM MST	Dense Fog Advisory	GLD	Cheyenne, Kit Carson, Yuma	3 hr
Mar 21, 5:22 AM MDT	Dense Fog Advisory	GLD	Kit Carson, Yuma	5 hr
Mar 27, 7:12 PM MDT	Dense Fog Advisory	GLD	Cheyenne, Kit Carson	14 hr
Mar 27, 8:18 PM MDT	Dense Fog Advisory	BOU	Elbert, Lincoln, Logan, Morgan, Washington, Weld	13 hr
Mar 27, 10:05 PM MDT	Dense Fog Advisory	PUB	Bent, Crowley, El Paso, Kiowa, Otero, Prowers and 1 more	13 hr
Apr 8, 1:06 AM MDT	Dense Fog Advisory	GLD	Cheyenne, Kit Carson, Yuma	9 hr
Apr 8, 1:12 AM MDT	Dense Fog Advisory	BOU	Logan, Phillips, Sedgwick, Washington	7 hr
May 19, 6:20 AM MDT	Dense Fog Advisory	GLD	Cheyenne, Kit Carson, Yuma	6 hr
May 29, 6:16 AM MDT	Dense Fog Advisory	GLD	Cheyenne, Kit Carson	4 hr
Sep 16, 1:03 AM MDT	Dense Fog Advisory	PUB	El Paso	8 hr
Sep 16, 9:41 PM MDT	Dense Fog Advisory	GLD	Cheyenne, Kit Carson	5 hr
Sep 17, 7:39 AM MDT	Dense Fog Advisory	GLD	Cheyenne, Kit Carson, Yuma	2 hr
Oct 5, 8:33 AM MDT	Dense Fog Advisory	GJT	Garfield, Mesa	87 min
Oct 27, 4:17 AM MDT	Dense Fog Advisory	BOU	Boulder, Broomfield, Jefferson, Larimer, Weld	5 hr
Nov 14, 6:47 AM MST	Dense Fog Advisory	GJT	Garfield, Mesa	2 hr
Dec 2, 4:48 AM MST	Dense Fog Advisory	BOU	Larimer, Weld	5 hr
Dec 9, 3:48 AM MST	Dense Fog Advisory	BOU	Adams, Arapahoe, Broomfield, Denver, Douglas, Larimer and 1 more	5 hr
Dec 9, 7:20 PM MST	Dense Fog Advisory	BOU	Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 4 more	8 hr
Dec 13, 2:18 AM MST	Dense Fog Advisory	BOU	Elbert, Lincoln, Logan, Phillips, Sedgwick, Washington and 1 more	9 hr
Dec 16, 8:22 AM MST	Dense Fog Advisory	GJT	Moffat, Rio Blanco, Routt	3 hr
Dec 16, 9:04 PM MST	Dense Fog Advisory	GJT	Moffat, Rio Blanco, Routt	14 hr

By county

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

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record The radar archive 2010 2012

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.