Weather alerts in Louisiana, March 2020

141 weather alerts in March 2020, 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 March 2020. Tap one for its archive.

Alerts: 141
Warnings: 42
Watches: 6
Advisories: 44
Busiest day: March 4, 202039 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
Mar 1, 3:28 AM CST	Small Craft Advisory	LCH		15 hr
Mar 1, 3:34 AM CST	Wind Advisory	LCH	Allen, Avoyelles, Beauregard, Cameron, Evangeline, Lafayette and 4 more	14 hr
Mar 1, 4:46 AM CST	Lake Wind Advisory	SHV	Bienville, Bossier, Caddo, Caldwell, Claiborne, De Soto and 11 more	13 hr
Mar 2, 3:02 PM CST	Marine Dense Fog Advisory	LCH		21 hr
Mar 2, 3:21 PM CST	Marine Dense Fog Advisory	LIX		18 hr
Mar 3, 11:38 AM CST	River Flood Warning	LIX	Washington	3 days
Mar 3, 11:38 AM CST	River Flood Warning	LIX	Saint Tammany	21 days
Mar 3, 12:00 PM CST	Marine Dense Fog Advisory	LCH		29 hr
Mar 3, 2:34 PM CST	Flash Flood Watch	LIX	East Baton Rouge, East Feliciana, Iberville, Pointe Coupee, Saint Helena, Tangipahoa and 3 more	29 hr
Mar 3, 2:38 PM CST	Flash Flood Watch	JAN	Catahoula, Concordia, Franklin, Madison, Tensas	39 hr
Mar 3, 9:27 PM CST	Marine Dense Fog Advisory	LIX		15 hr
Mar 4, 12:13 AM CST	Special Weather Statement	JAN	Morehouse	32 min
Mar 4, 12:27 AM CST	Severe Thunderstorm Warning	JAN	East Carroll, Morehouse, West Carroll	48 min
Mar 4, 12:59 AM CST	Severe Thunderstorm Warning	JAN	East Carroll, West Carroll	46 min
Mar 4, 1:19 AM CST	Mesoscale Discussion	SPC	Avoyelles, Bienville, Bossier, Caddo, Caldwell, Catahoula and 24 more	2 hr
Mar 4, 1:51 AM CST	Dense Fog Advisory	LIX	Assumption, East Baton Rouge, Iberville, Saint Bernard, Saint James, Saint John the Baptist and 1 more	9 hr
Mar 4, 1:53 AM CST	Tornado Watch	SPC	Catahoula, Concordia, East Carroll, East Feliciana, Franklin, Madison and 9 more	8 hr
Mar 4, 2:52 AM CST	Special Weather Statement	SHV	Bienville	53 min
Mar 4, 3:14 AM CST	Severe Thunderstorm Warning	SHV	Bienville, Claiborne, Lincoln	33 min
Mar 4, 3:37 AM CST	Severe Thunderstorm Warning	SHV	Jackson, Lincoln, Ouachita, Union	53 min
Mar 4, 4:20 AM CST	Mesoscale Discussion	SPC	Bienville, Bossier, Caddo, Caldwell, De Soto, Grant and 11 more	115 min
Mar 4, 4:51 AM CST	Special Weather Statement	JAN	West Carroll	24 min
Mar 4, 4:59 AM CST	Severe Thunderstorm Warning	JAN	East Carroll, Richland, West Carroll	31 min
Mar 4, 5:02 AM CST	Severe Thunderstorm Watch	SPC	Allen, Avoyelles, Beauregard, Bienville, Caldwell, De Soto and 12 more	7 hr
Mar 4, 5:12 AM CST	Severe Thunderstorm Warning	SHV	Sabine	48 min
Mar 4, 5:31 AM CST	Special Weather Statement	SHV	De Soto	44 min
Mar 4, 5:57 AM CST	Severe Thunderstorm Warning	SHV	Natchitoches, Sabine	41 min
Mar 4, 6:05 AM CST	Special Weather Statement	SHV	Caddo	40 min
Mar 4, 6:18 AM CST	Special Weather Statement	SHV	Ouachita	42 min
Mar 4, 7:15 AM CST	Special Weather Statement	SHV	Caldwell	45 min
Mar 4, 7:26 AM CST	Severe Thunderstorm Warning	SHV	Caddo, De Soto	49 min
Mar 4, 7:52 AM CST	Severe Thunderstorm Warning	SHV	Caddo, De Soto	27 min
Mar 4, 8:03 AM CST	Severe Thunderstorm Warning	SHV	Bienville, Bossier, Caddo, De Soto, Red River, Webster	21 min
Mar 4, 8:12 AM CST	Special Weather Statement	JAN	Franklin, Richland	48 min
Mar 4, 8:44 AM CST	Flash Flood Warning	SHV	Bossier, Caddo, De Soto, Webster	3 hr
Mar 4, 8:47 AM CST	Severe Thunderstorm Warning	JAN	Madison, Tensas	58 min
Mar 4, 9:20 AM CST	Special Weather Statement	SHV	Lincoln, Union	40 min
Mar 4, 9:51 AM CST	Flash Flood Warning	SHV	Bossier, Caddo, De Soto, Red River	4 hr
Mar 4, 10:50 AM CST	Mesoscale Discussion	SPC	Allen, Avoyelles, Beauregard, Bienville, Caldwell, Catahoula and 24 more	115 min
Mar 4, 11:12 AM CST	Flash Flood Warning	SHV	De Soto, Sabine	3 hr
Mar 4, 12:39 PM CST	Special Weather Statement	SHV	Caldwell, Grant, Winn	66 min
Mar 4, 1:57 PM CST	Mesoscale Discussion	SPC	Ascension, Assumption, East Baton Rouge, Iberia, Iberville, Jefferson and 17 more	2 hr
Mar 4, 2:47 PM CST	Special Weather Statement	LCH	Allen	58 min
Mar 4, 3:23 PM CST	Special Weather Statement	LCH	Saint Landry	37 min
Mar 4, 3:41 PM CST	Special Weather Statement	LCH	Evangeline	49 min
Mar 4, 4:12 PM CST	Special Weather Statement	LIX	Saint Helena	48 min
Mar 4, 5:05 PM CST	Mesoscale Discussion	SPC	Ascension, Assumption, East Baton Rouge, East Feliciana, Iberville, Livingston and 13 more	2 hr
Mar 4, 5:40 PM CST	Special Marine Warning	LCH		16 min
Mar 4, 5:42 PM CST	Special Weather Statement	LCH	Iberia	33 min
Mar 4, 6:49 PM CST	Small Craft Advisory	LIX		35 hr
Mar 4, 7:10 PM CST	River Flood Warning	LCH	Beauregard, Calcasieu	12 days
Mar 4, 7:10 PM CST	Wind Advisory	LIX	Assumption, Saint Bernard, Saint James, Saint John the Baptist	10 hr
Mar 5, 3:42 AM CST	Small Craft Advisory	LCH		6 hr
Mar 5, 9:51 AM CST	River Flood Warning	SHV	Webster	10 days
Mar 5, 9:52 AM CST	River Flood Warning	SHV	Caldwell, Grant, LaSalle, Winn	24 hr
Mar 5, 10:47 AM CST	River Flood Warning	LCH	Iberia, Saint Martin, St. Mary	31 hr
Mar 6, 3:55 AM CST	Small Craft Advisory	LCH		8 hr
Mar 6, 6:22 AM CST	Small Craft Advisory	LIX		27 hr
Mar 6, 11:25 AM CST	River Flood Warning	LIX	Jefferson, Orleans, Plaquemines, Saint Bernard	7 days
Mar 8, 8:41 PM CDT	River Flood Warning	LCH	Rapides	4 days
Mar 10, 2:25 PM CDT	Marine Dense Fog Advisory	LCH		69 hr
Mar 10, 5:14 PM CDT	Special Weather Statement	LIX	Saint Charles	31 min
Mar 10, 9:51 PM CDT	Dense Fog Advisory	LIX	Assumption, East Baton Rouge, East Feliciana, Iberville, Pointe Coupee, Saint Bernard and 7 more	11 hr
Mar 11, 3:32 AM CDT	Marine Dense Fog Advisory	LIX		6 hr
Mar 11, 3:49 AM CDT	Dense Fog Advisory	LCH	Cameron, Lafayette, Saint Martin	6 hr
Mar 11, 10:17 AM CDT	Marine Dense Fog Advisory	LIX		27 hr
Mar 11, 3:55 PM CDT	Dense Fog Advisory	LIX	Assumption, East Baton Rouge, East Feliciana, Iberville, Pointe Coupee, Saint Bernard and 7 more	19 hr
Mar 11, 9:20 PM CDT	Dense Fog Advisory	LCH	Allen, Avoyelles, Cameron, Evangeline, Lafayette, Saint Landry and 1 more	9 hr
Mar 12, 3:00 AM CDT	Lake Wind Advisory	SHV	Caddo, De Soto	16 hr
Mar 12, 3:08 PM CDT	Dense Fog Advisory	LIX	Assumption, East Baton Rouge, East Feliciana, Iberville, Saint Bernard, Saint Helena and 5 more	18 hr
Mar 12, 3:08 PM CDT	Marine Dense Fog Advisory	LIX		22 hr
Mar 12, 9:35 PM CDT	Dense Fog Advisory	LCH	Saint Martin	11 hr
Mar 13, 12:48 PM CDT	Marine Dense Fog Advisory	LCH		24 hr
Mar 13, 2:10 PM CDT	Dense Fog Advisory	LIX	Saint Bernard	17 hr
Mar 13, 2:10 PM CDT	Marine Dense Fog Advisory	LIX		20 hr
Mar 13, 3:21 PM CDT	Marine Dense Fog Advisory	LCH		22 hr
Mar 14, 1:05 PM CDT	Marine Dense Fog Advisory	LCH		15 hr
Mar 15, 4:42 AM CDT	Marine Dense Fog Advisory	LIX		5 hr
Mar 15, 3:33 PM CDT	Dense Fog Advisory	LIX	Saint Bernard	18 hr
Mar 15, 3:33 PM CDT	Marine Dense Fog Advisory	LIX		18 hr
Mar 15, 9:01 PM CDT	Marine Dense Fog Advisory	LCH		10 hr
Mar 17, 3:07 AM CDT	Dense Fog Advisory	SHV	Bossier, Caddo, Claiborne, Union, Webster	7 hr
Mar 17, 3:40 AM CDT	Marine Dense Fog Advisory	LCH		8 hr
Mar 17, 10:50 AM CDT	Areal Flood Advisory	LCH	Iberia, Lafayette, Saint Martin, Vermilion	115 min
Mar 17, 11:05 AM CDT	River Flood Warning	JAN	East Carroll	46 days
Mar 17, 3:06 PM CDT	Marine Dense Fog Advisory	LCH		21 hr
Mar 17, 5:54 PM CDT	Special Weather Statement	LIX	Ascension, Assumption	36 min
Mar 18, 4:12 AM CDT	Dense Fog Advisory	LIX	Assumption, East Baton Rouge, East Feliciana, Iberville, Pointe Coupee, Saint Bernard and 7 more	5 hr
Mar 19, 3:00 AM CDT	Marine Dense Fog Advisory	LCH		7 hr
Mar 19, 10:45 AM CDT	River Flood Warning	SHV	Webster	48 days
Mar 19, 2:24 PM CDT	Tornado Watch	SPC	Bossier, Caddo, Webster	8 hr
Mar 20, 3:00 AM CDT	Marine Dense Fog Advisory	LCH		7 hr
Mar 20, 7:01 AM CDT	Special Weather Statement	SHV	Bossier, Caddo	44 min
Mar 20, 7:45 AM CDT	Special Weather Statement	SHV	Bienville	45 min
Mar 20, 8:25 AM CDT	Special Weather Statement	SHV	Bienville, Lincoln, Red River	50 min
Mar 20, 10:19 AM CDT	Special Weather Statement	JAN	East Carroll, West Carroll	26 min
Mar 20, 10:51 AM CDT	Areal Flood Advisory	LCH	Rapides, Vernon	114 min
Mar 20, 10:54 AM CDT	Special Weather Statement	SHV	Grant, LaSalle	66 min
Mar 20, 11:24 AM CDT	River Flood Warning	LCH	Rapides	21 days
Mar 20, 11:24 AM CDT	River Flood Warning	LCH	Beauregard, Calcasieu	21 days
Mar 20, 11:52 AM CDT	River Flood Warning	SHV	Grant, Natchitoches, Red River	5 days
Mar 20, 8:41 PM CDT	River Flood Warning	LCH	Vernon	4 days
Mar 21, 11:14 PM CDT	Special Weather Statement	LCH	Beauregard	31 min
Mar 21, 11:43 PM CDT	Special Weather Statement	LCH	Beauregard	32 min
Mar 22, 12:20 AM CDT	Special Weather Statement	LCH	Allen, Evangeline	55 min
Mar 22, 8:50 AM CDT	River Flood Warning	SHV	Caldwell, Grant, LaSalle, Winn	4 days
Mar 22, 7:14 PM CDT	Dense Fog Advisory	SHV	Bossier, Caddo, De Soto, Webster	15 hr
Mar 24, 10:17 AM CDT	River Flood Warning	LCH	Allen	21 days
Mar 24, 10:17 AM CDT	River Flood Warning	LCH	Allen	21 days
Mar 24, 11:09 AM CDT	River Flood Warning	LIX	Saint Charles, Saint James, Saint John the Baptist	45 days
Mar 25, 10:53 AM CDT	River Flood Warning	SHV	Bienville, Bossier, Webster	4 days
Mar 25, 10:54 AM CDT	River Flood Warning	SHV	Bienville, Bossier, Red River, Webster	5 days
Mar 27, 10:25 AM CDT	River Flood Warning	SHV	Bienville, Bossier, Red River, Webster	5 days
Mar 28, 12:14 PM CDT	Mesoscale Discussion	SPC	Bossier, Claiborne, Webster	2 hr
Mar 28, 4:11 PM CDT	Special Weather Statement	SHV	Bossier, Claiborne, Webster	64 min
Mar 28, 5:06 PM CDT	Special Weather Statement	SHV	Sabine	39 min
Mar 28, 5:40 PM CDT	Special Weather Statement	SHV	Natchitoches	65 min
Mar 28, 5:48 PM CDT	Special Weather Statement	SHV	Natchitoches	57 min
Mar 28, 6:25 PM CDT	Special Weather Statement	SHV	Lincoln, Union	50 min
Mar 28, 6:58 PM CDT	Special Weather Statement	SHV	Winn	47 min
Mar 28, 7:24 PM CDT	Severe Thunderstorm Warning	SHV	Caldwell, Winn	39 min
Mar 28, 7:44 PM CDT	Severe Thunderstorm Warning	JAN	Franklin, Richland	46 min
Mar 28, 7:46 PM CDT	Mesoscale Discussion	SPC	Caldwell, Catahoula, East Carroll, Franklin, Grant, LaSalle and 3 more	89 min
Mar 28, 8:25 PM CDT	Severe Thunderstorm Warning	JAN	East Carroll, Madison	24 min
Mar 28, 9:58 PM CDT	Tornado Watch	SPC	East Carroll, Madison	7 hr
Mar 28, 10:28 PM CDT	Special Weather Statement	LCH	Vernon	47 min
Mar 28, 10:30 PM CDT	Special Weather Statement	SHV	Grant, LaSalle	45 min
Mar 28, 11:02 PM CDT	Special Weather Statement	LCH	Rapides	28 min
Mar 28, 11:05 PM CDT	Special Weather Statement	SHV	Caldwell	25 min
Mar 28, 11:17 PM CDT	Special Weather Statement	SHV	Caldwell, Grant, LaSalle	43 min
Mar 29, 12:45 AM CDT	Special Weather Statement	LIX	Pointe Coupee, West Feliciana	45 min
Mar 30, 4:17 AM CDT	Small Craft Advisory	LIX		54 hr
Mar 30, 7:25 PM CDT	Special Weather Statement	SHV	Claiborne	35 min
Mar 31, 3:16 AM CDT	Mesoscale Discussion	SPC	Caldwell, Catahoula, Concordia, Franklin, Grant, LaSalle and 3 more	119 min
Mar 31, 3:48 AM CDT	Special Weather Statement	JAN	Franklin	27 min
Mar 31, 4:27 AM CDT	Special Weather Statement	JAN	Tensas	33 min
Mar 31, 5:19 AM CDT	Severe Thunderstorm Warning	LIX	East Feliciana, West Feliciana	26 min
Mar 31, 7:52 AM CDT	Small Craft Advisory	LCH		23 hr
Mar 31, 9:16 AM CDT	Special Weather Statement	LIX	Jefferson	29 min
Mar 31, 10:53 AM CDT	Special Marine Warning	LIX		52 min
Mar 31, 11:58 AM CDT	River Flood Warning	LIX	Jefferson, Orleans, Plaquemines, Saint Bernard	23 days

By product

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

Product	Alerts
Severe storms
Severe Thunderstorm Warning	15
Severe Thunderstorm Watch	1
Tornado Watch	3
Mesoscale Discussion	8
Special Weather Statement	41
Flooding
Flash Flood Warning	3
River Flood Warning	22
Flash Flood Watch	2
Areal Flood Advisory	2
Wind and dust
Lake Wind Advisory	2
Wind Advisory	2
Fog and smoke
Dense Fog Advisory	12
Marine
Special Marine Warning	2
Marine Dense Fog Advisory	19
Small Craft Advisory	7

By county

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

22 more counties

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.