Alert archive / Texas / Dense Fog Advisories

Dense Fog Advisories in Texas, 2020

213 dense fog advisories in 2020. 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 2020. Tap one for its archive.

Dense Fog Advisories: 213
Busiest month: January57 dense fog advisories
Busiest day: January 14, 20209 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 2, 4:33 AM CST	Dense Fog Advisory	HGX	Brazoria, Chambers, Fort Bend, Galveston, Harris, Liberty and 2 more	7 hr
Jan 2, 10:42 PM CST	Dense Fog Advisory	FWD	Anderson, Collin, Delta, Fannin, Freestone, Grayson and 12 more	10 hr
Jan 2, 10:52 PM CST	Dense Fog Advisory	EWX	Bastrop, Caldwell, DeWitt, Fayette, Gonzales, Guadalupe and 4 more	7 hr
Jan 2, 10:53 PM CST	Dense Fog Advisory	HGX	Austin, Brazoria, Brazos, Burleson, Colorado, Fort Bend and 15 more	9 hr
Jan 2, 11:21 PM CST	Dense Fog Advisory	SHV	Angelina, Bowie, Camp, Cass, Cherokee, Franklin and 15 more	10 hr
Jan 3, 2:54 AM CST	Dense Fog Advisory	CRP	Goliad, Victoria	41 min
Jan 5, 5:13 AM CST	Dense Fog Advisory	HGX	Brazoria, Chambers, Galveston, Jackson, Liberty, Matagorda and 1 more	4 hr
Jan 9, 7:45 AM CST	Dense Fog Advisory	LUB	Bailey, Briscoe, Childress, Cochran, Cottle, Crosby and 15 more	3 hr
Jan 13, 4:33 AM CST	Dense Fog Advisory	EWX	Atascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 16 more	6 hr
Jan 13, 3:28 PM CST	Dense Fog Advisory	LCH	Hardin, Jasper, Newton, Tyler	19 hr
Jan 13, 6:35 PM CST	Dense Fog Advisory	HGX	Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 17 more	15 hr
Jan 13, 7:02 PM CST	Dense Fog Advisory	OUN	Archer, Baylor, Clay, Wichita, Wilbarger	16 hr
Jan 13, 7:32 PM CST	Dense Fog Advisory	EWX	Atascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 27 more	14 hr
Jan 13, 9:14 PM CST	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Duval, Goliad, Jim Wells and 8 more	13 hr
Jan 13, 9:43 PM CST	Dense Fog Advisory	FWD	Anderson, Bell, Bosque, Collin, Comanche, Cooke and 40 more	12 hr
Jan 13, 10:04 PM CST	Dense Fog Advisory	SJT	Brown, Callahan, Coleman, Concho, Crockett, Kimble and 7 more	12 hr
Jan 14, 4:37 AM CST	Dense Fog Advisory	SHV	Bowie, Camp, Cass, Franklin, Morris, Red River and 4 more	5 hr
Jan 14, 10:03 AM CST	Dense Fog Advisory	HGX	Brazoria, Chambers, Galveston, Harris, Jackson, Matagorda	117 min
Jan 14, 2:55 PM CST	Dense Fog Advisory	LCH		19 hr
Jan 14, 6:43 PM CST	Dense Fog Advisory	HGX	Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 17 more	13 hr
Jan 14, 8:35 PM CST	Dense Fog Advisory	SHV	Angelina, Bowie, Camp, Cass, Franklin, Gregg and 11 more	12 hr
Jan 15, 12:55 AM CST	Dense Fog Advisory	FWD	Bell, Bosque, Collin, Cooke, Coryell, Dallas and 29 more	7 hr
Jan 15, 1:51 AM CST	Dense Fog Advisory	OUN	Clay	9 hr
Jan 15, 4:07 AM CST	Dense Fog Advisory	EWX	Bandera, Bastrop, Bexar, Blanco, Burnet, Caldwell and 18 more	3 hr
Jan 15, 5:44 AM CST	Dense Fog Advisory	SJT	Crockett, Kimble, Sutton	2 hr
Jan 15, 10:26 AM CST	Dense Fog Advisory	HGX	Brazoria, Galveston, Matagorda	4 hr
Jan 15, 2:51 PM CST	Dense Fog Advisory	LCH	Hardin, Jasper, Newton, Tyler	21 hr
Jan 15, 5:36 PM CST	Dense Fog Advisory	HGX	Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 17 more	16 hr
Jan 15, 11:10 PM CST	Dense Fog Advisory	SHV	Angelina, Cherokee, Harrison, Marion, Nacogdoches, Panola and 4 more	10 hr
Jan 16, 12:30 AM CST	Dense Fog Advisory	CRP	Aransas, Calhoun, Goliad, Kleberg, Nueces, Refugio and 2 more	10 hr
Jan 16, 7:24 AM CST	Dense Fog Advisory	BRO	Kenedy	3 hr
Jan 16, 9:25 AM CST	Dense Fog Advisory	LCH		3 hr
Jan 16, 10:25 AM CST	Dense Fog Advisory	HGX	Brazoria, Galveston, Matagorda	95 min
Jan 16, 2:55 PM CST	Dense Fog Advisory	HGX	Brazoria, Galveston, Matagorda	19 hr
Jan 17, 7:24 AM CST	Dense Fog Advisory	MAF	Culberson, Jeff Davis, Presidio	3 hr
Jan 17, 3:42 PM CST	Dense Fog Advisory	FWD	Bell, Bosque, Collin, Cooke, Coryell, Dallas and 15 more	8 hr
Jan 17, 10:58 PM CST	Dense Fog Advisory	HGX	Brazoria, Galveston	15 hr
Jan 22, 6:00 PM CST	Dense Fog Advisory	OUN	Archer, Baylor, Clay, Foard, Hardeman, Knox and 2 more	11 hr
Jan 22, 6:08 PM CST	Dense Fog Advisory	FWD	Anderson, Bell, Bosque, Collin, Comanche, Cooke and 40 more	13 hr
Jan 22, 9:01 PM CST	Dense Fog Advisory	EWX	Atascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 21 more	10 hr
Jan 22, 9:30 PM CST	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Duval, Goliad, Jim Wells and 9 more	12 hr
Jan 22, 9:35 PM CST	Dense Fog Advisory	SJT	Brown, Callahan, Haskell, Jones, Mason, San Saba and 3 more	8 hr
Jan 22, 9:48 PM CST	Dense Fog Advisory	LUB	Childress, Cottle, King, Stonewall	6 hr
Jan 22, 11:38 PM CST	Dense Fog Advisory	BRO	Brooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 2 more	9 hr
Jan 23, 3:50 AM CST	Dense Fog Advisory	HGX	Jackson, Matagorda, Wharton	5 hr
Jan 26, 12:42 AM CST	Dense Fog Advisory	EWX	Atascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 24 more	8 hr
Jan 26, 5:24 AM CST	Dense Fog Advisory	SJT	Brown, McCulloch, San Saba	4 hr
Jan 26, 8:23 PM CST	Dense Fog Advisory	HGX	Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 17 more	15 hr
Jan 26, 9:36 PM CST	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Duval, Goliad, Jim Wells and 6 more	11 hr
Jan 26, 10:34 PM CST	Dense Fog Advisory	OUN	Clay	14 hr
Jan 26, 11:10 PM CST	Dense Fog Advisory	SHV	Angelina, Bowie, Camp, Cass, Cherokee, Franklin and 9 more	11 hr
Jan 26, 11:46 PM CST	Dense Fog Advisory	FWD	Anderson, Bell, Bosque, Collin, Comanche, Cooke and 40 more	11 hr
Jan 27, 6:36 AM CST	Dense Fog Advisory	EWX	Bastrop, Caldwell, DeWitt, Fayette, Gonzales, Lavaca and 1 more	3 hr
Jan 27, 7:23 AM CST	Dense Fog Advisory	BRO	Brooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 2 more	3 hr
Jan 27, 9:02 AM CST	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Goliad, Jim Wells, Kleberg and 5 more	58 min
Jan 27, 9:40 AM CST	Dense Fog Advisory	EWX	Bastrop, Caldwell, DeWitt, Fayette, Gonzales, Lavaca and 1 more	80 min
Jan 29, 10:57 PM CST	Dense Fog Advisory	LUB	Cochran, Crosby, Garza, Hockley, Lubbock, Lynn and 2 more	10 hr
Feb 10, 4:18 PM CST	Dense Fog Advisory	HGX	Galveston	14 hr
Feb 12, 3:57 AM CST	Dense Fog Advisory	LCH		5 hr
Feb 12, 4:58 AM CST	Dense Fog Advisory	HGX	Brazoria, Chambers, Galveston, Harris, Jackson, Matagorda	5 hr
Feb 16, 12:36 AM CST	Dense Fog Advisory	HGX	Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 11 more	9 hr
Feb 16, 4:46 AM CST	Dense Fog Advisory	OUN	Archer, Clay, Wichita	7 hr
Feb 16, 6:29 AM CST	Dense Fog Advisory	CRP	Aransas, Calhoun, Duval, Jim Wells, Kleberg, La Salle and 5 more	4 hr
Feb 16, 6:36 AM CST	Dense Fog Advisory	BRO	Brooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 2 more	3 hr
Feb 16, 6:42 AM CST	Dense Fog Advisory	EWX	Atascosa, Bandera, Bexar, Dimmit, Frio, Gillespie and 8 more	3 hr
Feb 16, 5:09 PM CST	Dense Fog Advisory	HGX	Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 12 more	19 hr
Feb 16, 8:31 PM CST	Dense Fog Advisory	AMA	Hansford, Hemphill, Lipscomb, Ochiltree, Roberts	14 hr
Feb 16, 11:39 PM CST	Dense Fog Advisory	BRO	Kenedy	7 hr
Feb 17, 12:31 AM CST	Dense Fog Advisory	LCH		8 hr
Feb 17, 2:23 AM CST	Dense Fog Advisory	EWX	Atascosa, Bandera, Bastrop, Bexar, Blanco, Caldwell and 23 more	8 hr
Feb 17, 7:51 AM CST	Dense Fog Advisory	CRP	Aransas, Calhoun, Goliad, Refugio, Victoria	2 hr
Feb 17, 3:47 PM CST	Dense Fog Advisory	HGX	Brazoria, Galveston	6 hr
Feb 17, 10:10 PM CST	Dense Fog Advisory	HGX	Brazoria, Galveston, Matagorda	12 hr
Feb 25, 3:00 AM CST	Dense Fog Advisory	BRO	Cameron, Willacy	5 hr
Feb 25, 8:10 AM CST	Dense Fog Advisory	BRO		3 hr
Mar 3, 1:17 AM CST	Dense Fog Advisory	HGX	Austin, Brazoria, Chambers, Colorado, Fort Bend, Galveston and 6 more	9 hr
Mar 3, 5:04 AM CST	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Goliad, Refugio, San Patricio and 1 more	5 hr
Mar 4, 12:37 AM CST	Dense Fog Advisory	HGX	Brazoria, Chambers, Galveston, Jackson, Matagorda	8 hr
Mar 4, 3:27 AM CST	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Goliad, Jim Wells, Kleberg and 5 more	6 hr
Mar 10, 5:00 AM CDT	Dense Fog Advisory	HGX	Austin, Brazoria, Brazos, Burleson, Colorado, Fort Bend and 10 more	5 hr
Mar 10, 5:10 AM CDT	Dense Fog Advisory	FWD	Anderson, Bell, Bosque, Comanche, Coryell, Eastland and 11 more	5 hr
Mar 10, 5:28 AM CDT	Dense Fog Advisory	EWX	Bastrop, Burnet, Caldwell, Comal, DeWitt, Fayette and 7 more	5 hr
Mar 11, 2:33 AM CDT	Dense Fog Advisory	HGX	Austin, Brazoria, Chambers, Colorado, Fort Bend, Galveston and 5 more	7 hr
Mar 11, 3:15 AM CDT	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Goliad, Jim Wells, Kleberg and 5 more	7 hr
Mar 11, 3:49 AM CDT	Dense Fog Advisory	LCH		6 hr
Mar 11, 6:31 AM CDT	Dense Fog Advisory	MAF	Andrews, Ector, Martin, Midland, Winkler	4 hr
Mar 11, 10:22 AM CDT	Dense Fog Advisory	HGX	Brazoria, Galveston, Matagorda	98 min
Mar 11, 9:20 PM CDT	Dense Fog Advisory	LCH		9 hr
Mar 11, 11:48 PM CDT	Dense Fog Advisory	HGX	Brazoria, Chambers, Galveston, Harris, Jackson, Matagorda	8 hr
Mar 13, 2:55 PM CDT	Dense Fog Advisory	LUB	Bailey, Briscoe, Castro, Cochran, Crosby, Floyd and 10 more	19 hr
Mar 15, 2:22 AM CDT	Dense Fog Advisory	AMA	Dallam, Hartley	8 hr
Mar 15, 6:36 PM CDT	Dense Fog Advisory	SJT	Callahan, Nolan, Taylor	5 hr
Mar 15, 7:32 PM CDT	Dense Fog Advisory	HGX	Galveston	4 hr
Mar 16, 7:21 AM CDT	Dense Fog Advisory	LUB	Briscoe, Childress, Cottle, Floyd, Hall, Motley	3 hr
Mar 16, 11:43 PM CDT	Dense Fog Advisory	LUB	Bailey, Briscoe, Castro, Childress, Cochran, Cottle and 14 more	11 hr
Mar 17, 12:46 AM CDT	Dense Fog Advisory	AMA	Armstrong, Carson, Dallam, Deaf Smith, Donley, Gray and 7 more	10 hr
Mar 17, 2:37 AM CDT	Dense Fog Advisory	HGX	Brazoria, Chambers, Galveston, Harris, Matagorda	7 hr
Mar 17, 3:07 AM CDT	Dense Fog Advisory	SHV	Bowie, Camp, Cass, Franklin, Gregg, Harrison and 7 more	7 hr
Mar 17, 10:31 AM CDT	Dense Fog Advisory	FWD	Bosque, Comanche, Dallas, Eastland, Ellis, Erath and 13 more	3 hr
Mar 17, 6:57 PM CDT	Dense Fog Advisory	HGX	Galveston	3 hr
Mar 17, 8:47 PM CDT	Dense Fog Advisory	LUB	Bailey, Briscoe, Castro, Childress, Cottle, Crosby and 16 more	11 hr
Mar 17, 11:54 PM CDT	Dense Fog Advisory	AMA	Armstrong, Carson, Collingsworth, Donley, Gray, Hemphill and 6 more	7 hr
Mar 18, 1:10 AM CDT	Dense Fog Advisory	OUN	Archer, Baylor, Clay, Foard, Hardeman, Knox and 2 more	9 hr
Mar 22, 2:18 AM CDT	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Goliad, Jim Wells, Kleberg and 5 more	9 hr
Mar 22, 7:14 PM CDT	Dense Fog Advisory	SHV	Bowie, Camp, Cass, Cherokee, Franklin, Gregg and 12 more	15 hr
Mar 22, 10:16 PM CDT	Dense Fog Advisory	FWD	Anderson, Bell, Bosque, Collin, Comanche, Cooke and 40 more	13 hr
Mar 23, 1:53 AM CDT	Dense Fog Advisory	OUN	Archer, Baylor, Clay, Foard, Hardeman, Knox and 2 more	9 hr
Mar 23, 8:16 AM CDT	Dense Fog Advisory	EWX	Atascosa, Bastrop, Bexar, Blanco, Burnet, Caldwell and 7 more	104 min
Mar 25, 3:34 AM CDT	Dense Fog Advisory	SHV	Angelina, Nacogdoches, Sabine, San Augustine, Shelby	6 hr
Mar 25, 4:51 AM CDT	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Goliad, Jim Wells, Kleberg and 5 more	5 hr
Mar 25, 7:10 AM CDT	Dense Fog Advisory	EWX	Atascosa, Bastrop, Bexar, Caldwell, Comal, DeWitt and 9 more	3 hr
Mar 25, 10:04 AM CDT	Dense Fog Advisory	EWX	Atascosa, Bastrop, Bexar, Caldwell, Comal, DeWitt and 9 more	116 min
Mar 26, 3:28 AM CDT	Dense Fog Advisory	CRP	Bee, Calhoun, Goliad, Refugio, Victoria	4 hr
Mar 30, 11:11 PM CDT	Dense Fog Advisory	EWX	Atascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 16 more	7 hr
Apr 7, 12:15 AM CDT	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Goliad, Jim Wells, Kleberg and 5 more	10 hr
Apr 7, 1:56 AM CDT	Dense Fog Advisory	HGX	Austin, Brazoria, Chambers, Colorado, Fort Bend, Galveston and 7 more	6 hr
Apr 7, 3:22 AM CDT	Dense Fog Advisory	EWX	Atascosa, Bastrop, Bexar, Caldwell, Comal, DeWitt and 9 more	7 hr
Apr 7, 7:50 PM CDT	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Duval, Goliad, Jim Wells and 6 more	14 hr
Apr 9, 7:49 AM CDT	Dense Fog Advisory	BRO	Cameron	2 hr
Apr 18, 10:25 PM CDT	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Duval, Goliad, Jim Wells and 7 more	11 hr
Apr 19, 1:06 AM CDT	Dense Fog Advisory	EWX	Atascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 24 more	8 hr
Apr 19, 3:17 AM CDT	Dense Fog Advisory	FWD	Anderson, Bell, Coryell, Falls, Freestone, Hamilton and 9 more	6 hr
Apr 19, 3:58 AM CDT	Dense Fog Advisory	HGX	Austin, Brazos, Burleson, Colorado, Galveston, Grimes and 7 more	4 hr
Apr 19, 4:18 AM CDT	Dense Fog Advisory	SJT	Concho, Kimble, McCulloch, Mason, Menard, San Saba and 3 more	5 hr
Apr 19, 6:55 AM CDT	Dense Fog Advisory	LCH		2 hr
Apr 19, 9:07 AM CDT	Dense Fog Advisory	EWX	Atascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 19 more	113 min
Apr 19, 11:05 PM CDT	Dense Fog Advisory	HGX	Brazoria, Brazos, Chambers, Fort Bend, Galveston, Grimes and 10 more	9 hr
Apr 20, 3:35 AM CDT	Dense Fog Advisory	BRO	Cameron, Hidalgo, Willacy	7 hr
Apr 20, 6:31 AM CDT	Dense Fog Advisory	CRP	Aransas, Calhoun, Kleberg, Nueces, Refugio, San Patricio	4 hr
Apr 20, 7:30 AM CDT	Dense Fog Advisory	AMA	Armstrong, Carson, Potter, Randall	3 hr
Apr 20, 7:42 AM CDT	Dense Fog Advisory	LUB	Briscoe, Swisher	78 min
Apr 23, 1:07 AM CDT	Dense Fog Advisory	EWX	Atascosa, Bastrop, Bexar, Caldwell, Comal, DeWitt and 10 more	5 hr
Apr 23, 1:47 AM CDT	Dense Fog Advisory	HGX	Brazos, Burleson, Washington	2 hr
May 12, 12:39 AM CDT	Dense Fog Advisory	AMA	Armstrong, Carson, Collingsworth, Dallam, Deaf Smith, Donley and 11 more	8 hr
May 12, 3:04 AM CDT	Dense Fog Advisory	LUB	Bailey, Briscoe, Castro, Childress, Cottle, Crosby and 9 more	6 hr
May 12, 9:18 PM CDT	Dense Fog Advisory	AMA	Armstrong, Carson, Collingsworth, Dallam, Donley, Gray and 12 more	12 hr
May 13, 3:27 AM CDT	Dense Fog Advisory	LUB	Briscoe, Castro, Childress, Cottle, Crosby, Dickens and 9 more	7 hr
Jul 7, 8:37 AM CDT	Dense Fog Advisory	OUN	Archer, Baylor, Clay, Hardeman, Wichita, Wilbarger	83 min
Sep 24, 5:51 AM CDT	Dense Fog Advisory	SJT	Brown, Callahan, Coke, Coleman, Concho, Crockett and 18 more	4 hr
Sep 26, 5:04 AM CDT	Dense Fog Advisory	SHV	Angelina, Bowie, Camp, Cass, Cherokee, Franklin and 15 more	5 hr
Sep 26, 7:06 AM CDT	Dense Fog Advisory	HGX	Austin, Colorado, Grimes, Montgomery, Walker, Waller and 1 more	114 min
Sep 26, 7:47 AM CDT	Dense Fog Advisory	EWX	Bastrop, Caldwell, Fayette, Gonzales, Hays, Lavaca and 3 more	2 hr
Oct 10, 3:28 AM CDT	Dense Fog Advisory	OUN	Clay, Wichita	7 hr
Oct 11, 1:51 AM CDT	Dense Fog Advisory	HGX	Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 11 more	7 hr
Oct 11, 2:24 AM CDT	Dense Fog Advisory	LCH	Hardin, Jasper, Newton, Tyler	7 hr
Oct 11, 6:33 AM CDT	Dense Fog Advisory	LUB	Childress, Cottle, Hall	3 hr
Oct 11, 10:07 AM CDT	Dense Fog Advisory	LUB	Childress, Cottle, Hall	53 min
Oct 12, 6:42 AM CDT	Dense Fog Advisory	HGX	Brazoria, Jackson, Matagorda, Wharton	2 hr
Oct 13, 6:32 AM CDT	Dense Fog Advisory	BRO	Brooks, Cameron, Hidalgo, Kenedy, Willacy	2 hr
Oct 14, 6:25 AM CDT	Dense Fog Advisory	CRP	Bee, Calhoun, Duval, Goliad, Jim Wells, Kleberg and 5 more	4 hr
Oct 14, 6:37 AM CDT	Dense Fog Advisory	BRO	Brooks, Jim Hogg, Kenedy	3 hr
Oct 14, 6:47 AM CDT	Dense Fog Advisory	HGX	Austin, Colorado, Jackson, Wharton	3 hr
Oct 14, 7:59 AM CDT	Dense Fog Advisory	EWX	Atascosa, DeWitt, Fayette, Karnes, Lavaca, Lee	2 hr
Oct 20, 7:50 AM CDT	Dense Fog Advisory	SHV	Angelina, Harrison, Marion, Nacogdoches, Panola, Rusk and 3 more	2 hr
Oct 20, 8:12 AM CDT	Dense Fog Advisory	LUB	Bailey, Briscoe, Castro, Cochran, Crosby, Floyd and 10 more	3 hr
Oct 20, 8:44 AM CDT	Dense Fog Advisory	AMA	Armstrong, Carson, Deaf Smith, Oldham, Potter, Randall	2 hr
Oct 21, 4:30 AM CDT	Dense Fog Advisory	HGX	Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 17 more	5 hr
Oct 21, 8:38 AM CDT	Dense Fog Advisory	AMA	Armstrong, Carson, Collingsworth, Donley, Gray, Hemphill and 6 more	3 hr
Oct 23, 5:01 AM CDT	Dense Fog Advisory	CRP	Bee, Calhoun, Goliad, Jim Wells, Kleberg, Live Oak and 4 more	5 hr
Nov 5, 7:42 AM CST	Dense Fog Advisory	HGX	Austin, Brazos, Burleson, Colorado, Grimes, Houston and 4 more	78 min
Nov 6, 3:52 AM CST	Dense Fog Advisory	OUN	Archer, Baylor, Clay, Foard, Hardeman, Knox and 2 more	6 hr
Nov 6, 4:15 AM CST	Dense Fog Advisory	EWX	Atascosa, Bastrop, Bexar, Caldwell, Comal, DeWitt and 8 more	6 hr
Nov 6, 10:04 AM CST	Dense Fog Advisory	OUN	Archer, Baylor, Foard, Hardeman, Knox, Wichita and 1 more	56 min
Nov 8, 12:07 AM CST	Dense Fog Advisory	CRP	Bee, Calhoun, Duval, Goliad, Jim Wells, Kleberg and 6 more	9 hr
Nov 8, 12:47 AM CST	Dense Fog Advisory	HGX	Austin, Brazoria, Burleson, Chambers, Colorado, Fort Bend and 10 more	8 hr
Nov 8, 2:10 AM CST	Dense Fog Advisory	EWX	DeWitt, Fayette, Lavaca, Lee	7 hr
Nov 8, 9:08 AM CST	Dense Fog Advisory	HGX	Austin, Brazos, Burleson, Colorado, Waller, Washington and 1 more	52 min
Nov 10, 2:02 AM CST	Dense Fog Advisory	CRP	Bee, Calhoun, Goliad, Refugio, Victoria	6 hr
Nov 10, 2:06 AM CST	Dense Fog Advisory	EWX	DeWitt, Fayette, Gonzales, Karnes, Lavaca, Wilson	6 hr
Nov 10, 2:41 AM CST	Dense Fog Advisory	HGX	Jackson, Matagorda, Wharton	6 hr
Nov 11, 12:31 AM CST	Dense Fog Advisory	HGX	Brazoria, Chambers, Galveston, Harris	3 hr
Nov 11, 3:06 AM CST	Dense Fog Advisory	CRP	Aransas, Kleberg, Nueces, Refugio, San Patricio	7 hr
Nov 11, 6:05 AM CST	Dense Fog Advisory	BRO	Cameron, Kenedy, Willacy	3 hr
Nov 12, 12:19 AM CST	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Duval, Goliad, Jim Wells and 6 more	9 hr
Nov 12, 1:39 AM CST	Dense Fog Advisory	BRO	Brooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 1 more	7 hr
Nov 13, 1:00 AM CST	Dense Fog Advisory	CRP	Bee, Calhoun, Goliad, Refugio, San Patricio, Victoria	8 hr
Nov 13, 2:20 AM CST	Dense Fog Advisory	HGX	Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 6 more	7 hr
Nov 19, 7:16 AM CST	Dense Fog Advisory	EWX	Atascosa, Bexar, Caldwell, Comal, DeWitt, Frio and 8 more	3 hr
Nov 20, 2:58 AM CST	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Goliad, Jim Wells, Kleberg and 5 more	6 hr
Nov 20, 3:03 AM CST	Dense Fog Advisory	HGX	Austin, Brazoria, Chambers, Colorado, Fort Bend, Galveston and 6 more	6 hr
Nov 20, 3:33 AM CST	Dense Fog Advisory	EWX	Atascosa, Bastrop, Bexar, Caldwell, Comal, DeWitt and 13 more	6 hr
Nov 20, 5:53 AM CST	Dense Fog Advisory	BRO	Brooks, Hidalgo, Jim Hogg, Kenedy, Willacy	4 hr
Nov 21, 1:14 AM CST	Dense Fog Advisory	FWD	Delta, Hopkins, Lamar	8 hr
Nov 21, 1:26 AM CST	Dense Fog Advisory	SHV	Bowie, Camp, Cass, Franklin, Morris, Red River and 1 more	8 hr
Nov 21, 2:09 AM CST	Dense Fog Advisory	HGX	Austin, Brazoria, Brazos, Burleson, Colorado, Fort Bend and 10 more	7 hr
Nov 21, 3:18 AM CST	Dense Fog Advisory	EWX	Atascosa, Bastrop, Bexar, Caldwell, Comal, DeWitt and 11 more	6 hr
Nov 22, 1:20 AM CST	Dense Fog Advisory	BRO	Brooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 1 more	8 hr
Nov 22, 1:32 AM CST	Dense Fog Advisory	CRP	Bee, Duval, Jim Wells, Kleberg, Live Oak, McMullen and 2 more	7 hr
Nov 23, 8:26 AM CST	Dense Fog Advisory	LUB	Bailey, Castro, Cochran, Hockley, Lamb, Parmer and 2 more	4 hr
Nov 23, 7:00 PM CST	Dense Fog Advisory	LUB	Bailey, Briscoe, Castro, Cochran, Crosby, Floyd and 10 more	4 hr
Nov 29, 12:44 AM CST	Dense Fog Advisory	SJT	Crockett, Irion, Schleicher, Sterling, Sutton, Tom Green	8 hr
Dec 10, 3:58 AM CST	Dense Fog Advisory	LCH		5 hr
Dec 10, 4:11 AM CST	Dense Fog Advisory	HGX	Brazoria, Fort Bend, Jackson, Matagorda, Wharton	4 hr
Dec 10, 4:46 AM CST	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Duval, Goliad, Jim Wells and 7 more	3 hr
Dec 11, 7:23 PM CST	Dense Fog Advisory	FWD	Anderson, Bell, Falls, Freestone, Henderson, Leon and 6 more	8 hr
Dec 11, 7:46 PM CST	Dense Fog Advisory	HGX	Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 17 more	7 hr
Dec 11, 8:46 PM CST	Dense Fog Advisory	EWX	Bastrop, Caldwell, DeWitt, Fayette, Gonzales, Karnes and 4 more	10 hr
Dec 11, 11:29 PM CST	Dense Fog Advisory	CRP	Aransas, Bee, Calhoun, Goliad, Jim Wells, Kleberg and 5 more	10 hr
Dec 12, 2:24 AM CST	Dense Fog Advisory	BRO	Cameron, Hidalgo, Willacy	7 hr
Dec 12, 4:02 AM CST	Dense Fog Advisory	HGX	Austin, Brazoria, Chambers, Colorado, Fort Bend, Galveston and 7 more	5 hr
Dec 13, 9:07 AM CST	Dense Fog Advisory	EWX	Bandera, Bastrop, Bexar, Blanco, Burnet, Caldwell and 14 more	113 min
Dec 15, 9:07 AM CST	Dense Fog Advisory	LUB	Briscoe, Crosby, Dickens, Floyd, Hale, Hall and 2 more	2 hr
Dec 19, 9:32 PM CST	Dense Fog Advisory	FWD	Anderson, Collin, Delta, Falls, Fannin, Freestone and 12 more	13 hr
Dec 19, 9:38 PM CST	Dense Fog Advisory	SHV	Bowie, Camp, Cass, Franklin, Morris, Red River and 2 more	11 hr
Dec 20, 4:19 AM CST	Dense Fog Advisory	CRP	Duval, Jim Wells, Kleberg, Nueces, San Patricio	6 hr
Dec 20, 4:45 AM CST	Dense Fog Advisory	BRO	Brooks, Hidalgo, Jim Hogg, Kenedy	5 hr
Dec 20, 8:17 PM CST	Dense Fog Advisory	LCH	Hardin, Jasper, Newton	11 hr
Dec 21, 12:22 AM CST	Dense Fog Advisory	HGX	Brazoria, Chambers, Fort Bend, Galveston, Harris, Jackson and 3 more	10 hr
Dec 21, 2:43 PM CST	Dense Fog Advisory	LCH	Hardin, Jasper, Newton, Tyler	18 hr
Dec 22, 6:35 AM CST	Dense Fog Advisory	FWD	Bell, Dallas, Ellis, Falls, Hill, Limestone and 4 more	3 hr
Dec 22, 7:28 AM CST	Dense Fog Advisory	EWX	Bastrop, Caldwell, DeWitt, Fayette, Gonzales, Guadalupe and 6 more	3 hr
Dec 29, 5:56 AM CST	Dense Fog Advisory	LUB	Bailey, Briscoe, Castro, Childress, Cochran, Cottle and 12 more	7 hr
Dec 29, 9:05 AM CST	Dense Fog Advisory	AMA	Armstrong, Carson, Collingsworth, Dallam, Deaf Smith, Donley and 14 more	5 hr

By county

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

194 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 2019 2021

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.