Dense Fog Advisories in Texas

3,752 dense fog advisories since 1986. 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 since 1986. Tap one for its archive.

Dense Fog Advisories: 3,752
Busiest year: 2019277 dense fog advisories
Average year: 171over 22 years on file

Over time

By year

Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.

By month of the year

By county

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

214 more counties

The latest dense fog advisories

The most recent on file, newest first.

Issued	Product	Office	Counties	Lasted
Jun 16, 3:52 AM CDT	Dense Fog Advisory	FWD	Bell, Bosque, Comanche, Coryell, Erath, Falls and 8 more	5 hr
Jun 7, 2:27 AM CDT	Dense Fog Advisory	AMA	Carson, Gray, Hansford, Hemphill, Hutchinson, Lipscomb and 5 more	7 hr
May 28, 4:41 AM CDT	Dense Fog Advisory	AMA	Armstrong, Carson, Collingsworth, Deaf Smith, Donley, Gray and 7 more	3 hr
May 27, 4:05 AM CDT	Dense Fog Advisory	SJT	Coke, Concho, Crockett, Fisher, Irion, McCulloch and 7 more	6 hr
May 21, 6:59 AM CDT	Dense Fog Advisory	AMA	Armstrong, Carson, Deaf Smith, Oldham, Potter, Randall	3 hr
May 9, 4:38 AM CDT	Dense Fog Advisory	SJT	Crockett, Kimble, Mason, Menard, Schleicher, Sutton	5 hr
Apr 22, 6:02 AM CDT	Dense Fog Advisory	EWX	Atascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 24 more	4 hr
Apr 22, 4:03 AM CDT	Dense Fog Advisory	HGX	Austin, Fort Bend, Harris, Liberty, Montgomery, Waller and 1 more	5 hr
Mar 26, 2:22 PM CDT	Dense Fog Advisory	LCH	Jefferson, Orange	19 hr
Mar 25, 3:01 PM CDT	Dense Fog Advisory	LCH	Jefferson, Orange	19 hr
Mar 24, 10:14 PM CDT	Dense Fog Advisory	LCH	Jefferson, Orange	12 hr
Mar 23, 12:42 PM CDT	Dense Fog Advisory	LCH	Hardin, Jasper, Jefferson, Newton, Orange	20 hr

Nearby

Alerts in force now Tornadoes on record The radar archive

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.