Weather alerts in Louisiana, May 2011

143 weather alerts in May 2011, 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 May 2011. Tap one for its archive.

Alerts: 143
Warnings: 86
Watches: 8
Advisories: 19
Busiest day: May 26, 201139 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
May 1, 4:55 AM CDT	Wind Advisory	LCH	Lafayette, Saint Martin	13 hr
May 1, 12:12 PM CDT	Mesoscale Discussion	SPC	Bienville, Bossier, Caddo, Claiborne, De Soto, Lincoln and 3 more	93 min
May 1, 12:47 PM CDT	Tornado Watch	SPC	Bossier, Caddo, Claiborne, Webster	8 hr
May 1, 3:18 PM CDT	Mesoscale Discussion	SPC	Bossier, Caddo, Claiborne, De Soto, Union, Webster	87 min
May 1, 3:33 PM CDT	Small Craft Advisory	LIX		15 hr
May 1, 5:43 PM CDT	Mesoscale Discussion	SPC	Bossier, Caddo, Claiborne, De Soto, Union, Webster	92 min
May 1, 8:10 PM CDT	Mesoscale Discussion	SPC	Bossier, Caddo, Claiborne, De Soto, Webster	35 min
May 1, 10:26 PM CDT	Small Craft Advisory	LCH		3 hr
May 2, 1:51 PM CDT	Mesoscale Discussion	SPC	Acadia, Allen, Ascension, Avoyelles, Beauregard, Bienville and 38 more	2 hr
May 2, 4:18 PM CDT	Small Craft Advisory	LCH		45 hr
May 2, 8:25 PM CDT	River Flood Warning	JAN	Catahoula, Concordia	14 days
May 2, 11:41 PM CDT	Special Weather Statement	LCH	Acadia, Saint Landry	64 min
May 3, 3:42 AM CDT	Small Craft Advisory	LIX		38 hr
May 4, 5:07 PM CDT	River Flood Warning	LIX	Saint John the Baptist	34 days
May 5, 12:18 PM CDT	River Flood Warning	LIX	Pointe Coupee	10 days
May 5, 12:18 PM CDT	River Flood Warning	LIX	Saint Martin, St. Mary	15 days
May 5, 12:18 PM CDT	River Flood Warning	LIX	Iberville	40 days
May 5, 4:55 PM CDT	River Flood Warning	LIX	Orleans	9 days
May 6, 11:44 AM CDT	River Flood Warning	JAN	Tensas	9 days
May 6, 11:44 AM CDT	River Flood Warning	JAN	Catahoula, Concordia, Tensas	9 days
May 6, 1:04 PM CDT	River Flood Warning	JAN	Catahoula, Concordia	10 days
May 8, 11:25 AM CDT	Areal Flood Warning	LCH	Avoyelles	6 days
May 8, 1:25 PM CDT	Areal Flood Warning	LCH	Saint Martin	6 days
May 11, 3:24 PM CDT	Areal Flood Warning	LCH	Avoyelles	10 days
May 11, 3:30 PM CDT	Areal Flood Warning	LCH	Saint Martin	10 days
May 12, 4:00 PM CDT	Flash Flood Watch	JAN	Concordia, East Carroll, Madison, Tensas	23 hr
May 12, 9:51 PM CDT	Special Weather Statement	LCH	Allen, Calcasieu, Evangeline	54 min
May 12, 10:47 PM CDT	Special Weather Statement	LCH	Cameron, Vermilion	58 min
May 12, 11:00 PM CDT	Special Marine Warning	LCH		60 min
May 12, 11:28 PM CDT	Special Weather Statement	LCH	Acadia, Evangeline, Jefferson Davis, Saint Landry	62 min
May 13, 12:01 AM CDT	Special Weather Statement	LCH	Vermilion	59 min
May 13, 1:03 AM CDT	Special Weather Statement	LCH	Lafayette, Vermilion	57 min
May 13, 1:48 AM CDT	Special Marine Warning	LCH		117 min
May 13, 2:05 AM CDT	Special Weather Statement	LCH	Saint Martin, St. Mary	55 min
May 13, 2:09 AM CDT	Special Weather Statement	JAN	Morehouse	41 min
May 13, 3:46 AM CDT	Special Marine Warning	LCH		59 min
May 13, 11:16 AM CDT	Flash Flood Warning	JAN	Madison, Tensas	119 min
May 13, 12:12 PM CDT	Special Marine Warning	LIX		63 min
May 13, 12:29 PM CDT	Special Marine Warning	LIX		61 min
May 13, 1:04 PM CDT	Special Marine Warning	LIX		26 min
May 13, 1:13 PM CDT	Special Marine Warning	LIX		32 min
May 13, 1:28 PM CDT	Tornado Warning	LIX	Jefferson, Lafourche, Plaquemines	32 min
May 13, 1:32 PM CDT	Special Marine Warning	LIX		28 min
May 13, 1:50 PM CDT	Tornado Warning	LIX	Jefferson, Plaquemines	25 min
May 13, 2:07 PM CDT	Severe Thunderstorm Warning	LIX	Saint Tammany, Washington	53 min
May 13, 2:17 PM CDT	Tornado Warning	LIX	Plaquemines	28 min
May 13, 2:33 PM CDT	Tornado Warning	LIX	Plaquemines	27 min
May 13, 2:38 PM CDT	Special Marine Warning	LIX		82 min
May 13, 3:36 PM CDT	Special Marine Warning	LIX		54 min
May 13, 3:43 PM CDT	Special Marine Warning	LIX		92 min
May 13, 7:10 PM CDT	Flash Flood Warning	LIX	Pointe Coupee, West Feliciana	3 hr
May 13, 7:40 PM CDT	Severe Thunderstorm Warning	LIX	Pointe Coupee, West Feliciana	50 min
May 13, 7:58 PM CDT	Mesoscale Discussion	SPC	East Feliciana, Saint Helena, Washington, West Feliciana	62 min
May 13, 8:20 PM CDT	Severe Thunderstorm Warning	LIX	East Baton Rouge, East Feliciana, Livingston, Saint Helena	40 min
May 13, 9:19 PM CDT	Severe Thunderstorm Warning	LIX	Livingston, Tangipahoa	41 min
May 13, 9:57 PM CDT	Severe Thunderstorm Warning	LIX	Saint Tammany, Tangipahoa	48 min
May 13, 10:01 PM CDT	Special Marine Warning	LIX		44 min
May 13, 10:32 PM CDT	Severe Thunderstorm Warning	LIX	Livingston, Saint John the Baptist, Tangipahoa	43 min
May 13, 10:35 PM CDT	Special Marine Warning	LIX		55 min
May 14, 3:37 AM CDT	Small Craft Advisory	LCH		6 hr
May 14, 5:27 PM CDT	River Flood Warning	LIX	St. Mary	19 days
May 14, 5:31 PM CDT	River Flood Warning	LIX	Jefferson, Orleans, Plaquemines, Saint Bernard	13 days
May 14, 6:21 PM CDT	Areal Flood Warning	LCH	Saint Landry	7 days
May 16, 4:17 AM CDT	Small Craft Advisory	LIX		27 hr
May 18, 6:13 PM CDT	Small Craft Advisory	LCH		49 hr
May 19, 4:14 AM CDT	Wind Advisory	LCH	Lafayette, Saint Martin	15 hr
May 20, 4:01 AM CDT	Small Craft Advisory	LIX		8 hr
May 20, 4:44 AM CDT	Small Craft Advisory	LCH		11 hr
May 20, 4:44 AM CDT	Wind Advisory	LCH	Allen, Avoyelles, Beauregard, Evangeline, Lafayette, Rapides and 3 more	11 hr
May 20, 10:30 AM CDT	Mesoscale Discussion	SPC	Bossier, Caddo, Claiborne, Webster	60 min
May 20, 11:03 AM CDT	Tornado Watch	SPC	Bossier, Caddo, Claiborne, Webster	7 hr
May 20, 1:28 PM CDT	Mesoscale Discussion	SPC	Bossier, Caddo, Claiborne, Webster	62 min
May 20, 2:53 PM CDT	Flash Flood Watch	JAN	Catahoula, Concordia, East Carroll, Madison, Tensas	19 hr
May 20, 4:00 PM CDT	Mesoscale Discussion	SPC	Bossier, Caddo, Claiborne, Webster	60 min
May 20, 5:56 PM CDT	Tornado Watch	SPC	Bossier, Caddo, Webster	3 hr
May 20, 7:09 PM CDT	Small Craft Advisory	LCH		15 hr
May 20, 9:06 PM CDT	Mesoscale Discussion	SPC	Bossier, Caddo, De Soto, Webster	114 min
May 21, 3:38 AM CDT	Severe Thunderstorm Warning	JAN	Morehouse, Richland, West Carroll	52 min
May 21, 3:13 PM CDT	Severe Thunderstorm Warning	SHV	Bienville, Jackson	32 min
May 21, 3:38 PM CDT	Mesoscale Discussion	SPC	Bienville, Bossier, Caldwell, Catahoula, Claiborne, Franklin and 10 more	97 min
May 21, 8:37 PM CDT	Areal Flood Warning	LCH	Avoyelles	5 days
May 22, 10:17 AM CDT	River Flood Warning	LCH	Calcasieu	23 hr
May 23, 4:23 AM CDT	Wind Advisory	LCH	Allen, Avoyelles, Beauregard, Evangeline, Lafayette, Rapides and 3 more	14 hr
May 23, 9:57 AM CDT	Mesoscale Discussion	SPC	Bossier, Caddo	33 min
May 23, 12:10 PM CDT	Mesoscale Discussion	SPC	Bossier, Caddo, Claiborne, De Soto, Red River, Webster	65 min
May 24, 3:51 PM CDT	Areal Flood Warning	LCH	Saint Martin	16 days
May 24, 8:05 PM CDT	Tornado Watch	SPC	Bossier, Caddo	7 hr
May 25, 3:58 AM CDT	Wind Advisory	JAN	Catahoula, Concordia, East Carroll, Franklin, Madison, Morehouse and 3 more	15 hr
May 25, 4:50 AM CDT	Lake Wind Advisory	SHV	Bienville, Bossier, Caddo, Caldwell, Claiborne, De Soto and 11 more	14 hr
May 25, 1:19 PM CDT	Wind Advisory	LCH	Allen, Avoyelles, Beauregard, Evangeline, Lafayette, Rapides and 3 more	5 hr
May 25, 1:53 PM CDT	Mesoscale Discussion	SPC	Bossier, Caddo, Claiborne, Webster	2 hr
May 25, 3:16 PM CDT	Tornado Watch	SPC	Bienville, Bossier, Caddo, Caldwell, Claiborne, De Soto and 14 more	7 hr
May 25, 6:26 PM CDT	Severe Thunderstorm Warning	SHV	Sabine	49 min
May 25, 6:37 PM CDT	Severe Thunderstorm Warning	SHV	De Soto, Natchitoches, Red River, Sabine	38 min
May 25, 6:48 PM CDT	Severe Thunderstorm Warning	SHV	Claiborne, Lincoln, Union	42 min
May 25, 7:14 PM CDT	Severe Thunderstorm Warning	SHV	Natchitoches, Sabine	61 min
May 25, 7:22 PM CDT	Mesoscale Discussion	SPC	Union	53 min
May 25, 7:28 PM CDT	Severe Thunderstorm Warning	SHV	Claiborne, Lincoln, Ouachita, Union	62 min
May 25, 7:42 PM CDT	Tornado Warning	SHV	Lincoln, Union	48 min
May 25, 7:45 PM CDT	Mesoscale Discussion	SPC	Bienville, Caldwell, De Soto, Grant, Jackson, Lincoln and 9 more	60 min
May 25, 7:55 PM CDT	Special Weather Statement	LCH	Vernon	65 min
May 25, 8:03 PM CDT	Severe Thunderstorm Warning	SHV	Bienville, Caldwell, Claiborne, Jackson, Lincoln, Ouachita and 2 more	57 min
May 25, 8:22 PM CDT	Severe Thunderstorm Warning	LCH	Vernon	38 min
May 25, 8:31 PM CDT	Tornado Warning	SHV	Ouachita, Union	30 min
May 25, 8:43 PM CDT	Special Weather Statement	JAN	Morehouse	47 min
May 25, 8:54 PM CDT	Severe Thunderstorm Warning	SHV	Bienville, Caldwell, De Soto, Grant, Jackson, LaSalle and 4 more	66 min
May 25, 9:13 PM CDT	Tornado Warning	SHV	De Soto, Natchitoches, Red River, Sabine	32 min
May 25, 9:42 PM CDT	Severe Thunderstorm Warning	JAN	Morehouse	24 min
May 25, 9:43 PM CDT	Tornado Watch	SPC	Avoyelles, Caldwell, Catahoula, Concordia, East Carroll, Franklin and 14 more	5 hr
May 25, 9:45 PM CDT	Tornado Warning	SHV	Natchitoches, Sabine	30 min
May 25, 9:57 PM CDT	Severe Thunderstorm Warning	SHV	Caldwell, LaSalle, Winn	39 min
May 25, 10:16 PM CDT	Tornado Warning	SHV	Grant, Natchitoches, Winn	44 min
May 25, 10:50 PM CDT	Special Weather Statement	LCH	Rapides	55 min
May 25, 11:06 PM CDT	Severe Thunderstorm Warning	SHV	Grant, LaSalle, Natchitoches	39 min
May 25, 11:15 PM CDT	Severe Thunderstorm Warning	LCH	Avoyelles, Rapides	60 min
May 25, 11:30 PM CDT	Special Weather Statement	LCH	Rapides	60 min
May 26, 12:12 AM CDT	Severe Thunderstorm Warning	LCH	Avoyelles, Rapides	63 min
May 26, 12:28 AM CDT	Severe Thunderstorm Warning	JAN	Catahoula, Concordia	57 min
May 26, 1:35 AM CDT	Severe Thunderstorm Warning	LIX	East Feliciana, West Feliciana	55 min
May 26, 2:05 AM CDT	Mesoscale Discussion	SPC	Ascension, East Baton Rouge, East Feliciana, Iberville, Livingston, Orleans and 10 more	85 min
May 26, 1:39 PM CDT	Severe Thunderstorm Warning	LIX	Washington	25 min
May 26, 1:53 PM CDT	Areal Flood Warning	LCH	Avoyelles	5 days
May 26, 4:02 PM CDT	Severe Thunderstorm Warning	LIX	Washington	58 min
May 26, 4:18 PM CDT	Severe Thunderstorm Warning	LIX	Washington	57 min
May 26, 4:27 PM CDT	Tornado Warning	LIX	Saint Tammany	33 min
May 26, 4:59 PM CDT	Tornado Warning	LIX	Saint Tammany	15 min
May 26, 5:18 PM CDT	Mesoscale Discussion	SPC	Orleans, Saint Bernard, Saint Tammany	57 min
May 26, 5:35 PM CDT	Severe Thunderstorm Warning	LIX	Saint Tammany	25 min
May 26, 5:39 PM CDT	Tornado Warning	LIX	Saint Tammany	36 min
May 26, 5:55 PM CDT	Special Marine Warning	LIX		35 min
May 26, 6:10 PM CDT	Special Marine Warning	LIX		35 min
May 26, 6:16 PM CDT	Severe Thunderstorm Warning	LIX	Orleans, Saint Tammany	29 min
May 26, 6:33 PM CDT	Special Marine Warning	LIX		42 min
May 26, 6:58 PM CDT	Severe Thunderstorm Warning	LIX	Orleans, Saint Bernard	32 min
May 26, 7:37 PM CDT	Special Marine Warning	LIX		53 min
May 26, 7:45 PM CDT	Severe Thunderstorm Warning	LIX	Jefferson, Plaquemines	60 min
May 26, 8:22 PM CDT	Special Marine Warning	LIX		23 min
May 26, 8:42 PM CDT	Severe Thunderstorm Warning	LIX	Jefferson, Orleans, Saint Bernard	33 min
May 26, 8:50 PM CDT	Special Marine Warning	LIX		40 min
May 27, 3:29 PM CDT	Areal Flood Warning	JAN	East Carroll, Madison	48 hr
May 28, 3:33 AM CDT	Lake Wind Advisory	SHV	Bossier, Caddo, De Soto, Red River, Sabine, Webster	15 hr
May 29, 3:34 AM CDT	Lake Wind Advisory	SHV	Bossier, Caddo, De Soto, Sabine	15 hr
May 31, 3:24 PM CDT	Areal Flood Warning	LCH	Avoyelles	43 hr

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	31
Tornado Warning	12
Tornado Watch	6
Mesoscale Discussion	18
Special Weather Statement	12
Flooding
Areal Flood Warning	10
Flash Flood Warning	2
River Flood Warning	12
Flash Flood Watch	2
Wind and dust
Lake Wind Advisory	3
Wind Advisory	6
Marine
Special Marine Warning	19
Small Craft Advisory	10

By county

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

20 more counties

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. Rebuilt daily.