Alert archive / Louisiana / Severe Thunderstorm Warnings / 2011
Severe Thunderstorm Warnings in Louisiana, March 2011
90 severe thunderstorm warnings in March 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in March 2011. Tap one for its archive.
- Severe Thunderstorm Warnings
- 90
- Busiest day
- March 30, 201142 severe thunderstorm warnings
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 5, 8:14 AM CST | Severe Thunderstorm Warning | LCH | Acadia, Calcasieu, Cameron, Jefferson Davis, Vermilion | 61 min |
| Mar 5, 9:32 AM CST | Severe Thunderstorm Warning | LCH | Acadia, Lafayette, Saint Landry, Saint Martin | 58 min |
| Mar 5, 11:06 AM CST | Severe Thunderstorm Warning | LIX | East Feliciana, Pointe Coupee, West Feliciana | 25 min |
| Mar 5, 11:41 AM CST | Severe Thunderstorm Warning | LIX | Ascension, Assumption, Iberville, Saint James | 34 min |
| Mar 5, 11:42 AM CST | Severe Thunderstorm Warning | LCH | Saint Martin, St. Mary | 63 min |
| Mar 5, 12:51 PM CST | Severe Thunderstorm Warning | LIX | Jefferson, Lafourche, Livingston, Orleans, Plaquemines, Saint Bernard and 3 more | 54 min |
| Mar 5, 1:15 PM CST | Severe Thunderstorm Warning | LIX | Saint Tammany, Tangipahoa | 30 min |
| Mar 5, 2:16 PM CST | Severe Thunderstorm Warning | LIX | Plaquemines | 59 min |
| Mar 8, 12:41 PM CST | Severe Thunderstorm Warning | SHV | Claiborne, Union | 46 min |
| Mar 8, 4:00 PM CST | Severe Thunderstorm Warning | LIX | Saint Tammany, Tangipahoa, Washington | 45 min |
| Mar 8, 4:49 PM CST | Severe Thunderstorm Warning | LIX | Saint Tammany, Washington | 56 min |
| Mar 8, 7:43 PM CST | Severe Thunderstorm Warning | JAN | Catahoula, Concordia | 77 min |
| Mar 8, 8:01 PM CST | Severe Thunderstorm Warning | LCH | Allen, Beauregard, Rapides, Vernon | 59 min |
| Mar 8, 9:44 PM CST | Severe Thunderstorm Warning | LCH | Rapides | 30 min |
| Mar 8, 9:58 PM CST | Severe Thunderstorm Warning | JAN | Catahoula | 62 min |
| Mar 8, 9:58 PM CST | Severe Thunderstorm Warning | LCH | Vernon | 62 min |
| Mar 8, 10:00 PM CST | Severe Thunderstorm Warning | SHV | LaSalle | 30 min |
| Mar 8, 10:47 PM CST | Severe Thunderstorm Warning | JAN | Catahoula, Concordia | 43 min |
| Mar 8, 11:16 PM CST | Severe Thunderstorm Warning | JAN | Concordia, Franklin, Tensas | 44 min |
| Mar 9, 12:07 AM CST | Severe Thunderstorm Warning | JAN | Concordia | 23 min |
| Mar 9, 12:11 AM CST | Severe Thunderstorm Warning | LCH | Avoyelles, Rapides | 34 min |
| Mar 9, 12:58 AM CST | Severe Thunderstorm Warning | JAN | Concordia | 47 min |
| Mar 9, 1:00 AM CST | Severe Thunderstorm Warning | LCH | Rapides | 60 min |
| Mar 9, 6:31 AM CST | Severe Thunderstorm Warning | LIX | Jefferson, Orleans, Plaquemines, Saint Bernard, Saint Charles | 59 min |
| Mar 9, 7:38 AM CST | Severe Thunderstorm Warning | LIX | Jefferson, Lafourche, Orleans, Plaquemines, Saint Bernard | 52 min |
| Mar 9, 8:25 AM CST | Severe Thunderstorm Warning | LIX | Jefferson, Plaquemines, Saint Bernard | 65 min |
| Mar 26, 7:34 PM CDT | Severe Thunderstorm Warning | SHV | Bossier, Webster | 25 min |
| Mar 26, 10:11 PM CDT | Severe Thunderstorm Warning | SHV | Bienville, Lincoln, Webster | 64 min |
| Mar 26, 10:57 PM CDT | Severe Thunderstorm Warning | SHV | Jackson | 38 min |
| Mar 27, 4:34 AM CDT | Severe Thunderstorm Warning | SHV | Bienville, Jackson, Lincoln, Ouachita | 56 min |
| Mar 27, 6:55 AM CDT | Severe Thunderstorm Warning | JAN | Madison, Tensas | 40 min |
| Mar 27, 7:18 AM CDT | Severe Thunderstorm Warning | JAN | Tensas | 42 min |
| Mar 29, 3:52 PM CDT | Severe Thunderstorm Warning | LIX | Ascension, Livingston | 40 min |
| Mar 29, 3:57 PM CDT | Severe Thunderstorm Warning | LIX | Ascension, East Baton Rouge, Iberville | 43 min |
| Mar 29, 4:56 PM CDT | Severe Thunderstorm Warning | LIX | Ascension, Iberville | 64 min |
| Mar 29, 5:05 PM CDT | Severe Thunderstorm Warning | LIX | Saint James, Saint John the Baptist | 55 min |
| Mar 29, 5:14 PM CDT | Severe Thunderstorm Warning | LIX | East Baton Rouge, East Feliciana, Livingston, Saint Helena | 61 min |
| Mar 29, 5:15 PM CDT | Severe Thunderstorm Warning | JAN | Catahoula | 27 min |
| Mar 29, 5:16 PM CDT | Severe Thunderstorm Warning | LIX | Livingston, Saint Helena, Tangipahoa, Washington | 59 min |
| Mar 29, 5:35 PM CDT | Severe Thunderstorm Warning | SHV | Caldwell, Jackson, Ouachita, Winn | 40 min |
| Mar 29, 6:06 PM CDT | Severe Thunderstorm Warning | LIX | Jefferson, Saint Charles | 24 min |
| Mar 29, 6:07 PM CDT | Severe Thunderstorm Warning | JAN | Franklin, Madison, Richland | 38 min |
| Mar 29, 6:09 PM CDT | Severe Thunderstorm Warning | JAN | Morehouse | 66 min |
| Mar 29, 6:23 PM CDT | Severe Thunderstorm Warning | SHV | Bossier, Caddo | 67 min |
| Mar 29, 6:31 PM CDT | Severe Thunderstorm Warning | JAN | Franklin, Madison, Tensas | 59 min |
| Mar 29, 6:33 PM CDT | Severe Thunderstorm Warning | LIX | Jefferson, Orleans | 27 min |
| Mar 29, 6:52 PM CDT | Severe Thunderstorm Warning | LIX | Jefferson, Orleans, Plaquemines, Saint Bernard | 23 min |
| Mar 29, 6:54 PM CDT | Severe Thunderstorm Warning | LCH | Saint Landry | 51 min |
| Mar 29, 7:00 PM CDT | Severe Thunderstorm Warning | JAN | Madison, Tensas | 60 min |
| Mar 29, 7:00 PM CDT | Severe Thunderstorm Warning | LIX | Jefferson, Plaquemines, Saint Bernard, Saint Charles | 39 min |
| Mar 29, 7:16 PM CDT | Severe Thunderstorm Warning | LIX | Jefferson, Orleans, Plaquemines, Saint Bernard | 59 min |
| Mar 29, 7:18 PM CDT | Severe Thunderstorm Warning | JAN | East Carroll, West Carroll | 57 min |
| Mar 29, 7:18 PM CDT | Severe Thunderstorm Warning | SHV | Bienville, Claiborne, Webster | 42 min |
| Mar 29, 7:20 PM CDT | Severe Thunderstorm Warning | LIX | Pointe Coupee | 55 min |
| Mar 29, 7:33 PM CDT | Severe Thunderstorm Warning | JAN | Madison, Tensas | 27 min |
| Mar 29, 8:02 PM CDT | Severe Thunderstorm Warning | LIX | West Feliciana | 28 min |
| Mar 29, 9:07 PM CDT | Severe Thunderstorm Warning | LIX | East Baton Rouge, East Feliciana, Livingston, Saint Helena | 53 min |
| Mar 29, 9:09 PM CDT | Severe Thunderstorm Warning | LCH | Calcasieu, Cameron | 66 min |
| Mar 29, 9:42 PM CDT | Severe Thunderstorm Warning | LCH | Allen, Beauregard, Calcasieu, Jefferson Davis | 63 min |
| Mar 29, 9:47 PM CDT | Severe Thunderstorm Warning | LCH | Acadia, Cameron, Jefferson Davis, Vermilion | 43 min |
| Mar 29, 10:09 PM CDT | Severe Thunderstorm Warning | LIX | Livingston, Saint Helena, Saint Tammany, Tangipahoa, Washington | 66 min |
| Mar 29, 10:11 PM CDT | Severe Thunderstorm Warning | LCH | Acadia, Saint Landry | 49 min |
| Mar 29, 10:16 PM CDT | Severe Thunderstorm Warning | LCH | Calcasieu, Cameron, Jefferson Davis | 44 min |
| Mar 29, 10:59 PM CDT | Severe Thunderstorm Warning | LCH | Calcasieu | 46 min |
| Mar 29, 11:03 PM CDT | Severe Thunderstorm Warning | LCH | Acadia, Evangeline, Jefferson Davis, Saint Landry | 24 min |
| Mar 29, 11:18 PM CDT | Severe Thunderstorm Warning | LIX | Ascension, Assumption, East Baton Rouge, Iberville, West Baton Rouge | 57 min |
| Mar 29, 11:20 PM CDT | Severe Thunderstorm Warning | LCH | Avoyelles, Evangeline, Saint Landry | 40 min |
| Mar 29, 11:48 PM CDT | Severe Thunderstorm Warning | LIX | East Baton Rouge, East Feliciana, Livingston, Saint Helena, West Baton Rouge | 57 min |
| Mar 29, 11:52 PM CDT | Severe Thunderstorm Warning | LIX | Ascension, Livingston, Saint James, Saint John the Baptist, Tangipahoa | 53 min |
| Mar 29, 11:53 PM CDT | Severe Thunderstorm Warning | LIX | Jefferson, Saint Charles | 37 min |
| Mar 30, 12:30 AM CDT | Severe Thunderstorm Warning | LIX | Jefferson, Orleans, Saint Bernard | 45 min |
| Mar 30, 12:34 AM CDT | Severe Thunderstorm Warning | LCH | Allen, Beauregard, Calcasieu, Jefferson Davis | 29 min |
| Mar 30, 12:39 AM CDT | Severe Thunderstorm Warning | JAN | Franklin, Madison, Tensas | 56 min |
| Mar 30, 1:01 AM CDT | Severe Thunderstorm Warning | JAN | Concordia, Tensas | 15 min |
| Mar 30, 1:26 AM CDT | Severe Thunderstorm Warning | LIX | Livingston, Saint Helena, Tangipahoa | 64 min |
| Mar 30, 1:31 AM CDT | Severe Thunderstorm Warning | JAN | Madison | 22 min |
| Mar 30, 2:12 AM CDT | Severe Thunderstorm Warning | LIX | Saint Tammany, Tangipahoa, Washington | 63 min |
| Mar 30, 3:41 AM CDT | Severe Thunderstorm Warning | LIX | Ascension, Livingston, Saint John the Baptist | 64 min |
| Mar 30, 4:30 AM CDT | Severe Thunderstorm Warning | LCH | Allen, Beauregard | 23 min |
| Mar 30, 4:34 AM CDT | Severe Thunderstorm Warning | JAN | Tensas | 29 min |
| Mar 30, 4:38 AM CDT | Severe Thunderstorm Warning | LCH | Calcasieu, Cameron | 52 min |
| Mar 30, 4:41 AM CDT | Severe Thunderstorm Warning | JAN | Madison, Tensas | 23 min |
| Mar 30, 5:08 AM CDT | Severe Thunderstorm Warning | LIX | Assumption, Lafourche, Saint James | 32 min |
| Mar 30, 5:09 AM CDT | Severe Thunderstorm Warning | LCH | Calcasieu, Cameron, Jefferson Davis | 37 min |
| Mar 30, 5:27 AM CDT | Severe Thunderstorm Warning | LCH | Lafayette, Saint Landry, Saint Martin | 31 min |
| Mar 30, 5:37 AM CDT | Severe Thunderstorm Warning | LCH | Saint Landry | 22 min |
| Mar 30, 5:48 AM CDT | Severe Thunderstorm Warning | LIX | East Baton Rouge, East Feliciana, Iberville, Pointe Coupee, West Baton Rouge, West Feliciana | 31 min |
| Mar 30, 6:01 AM CDT | Severe Thunderstorm Warning | LCH | Acadia, Iberia, Lafayette, Saint Martin, Vermilion | 30 min |
| Mar 30, 6:57 AM CDT | Severe Thunderstorm Warning | LIX | Jefferson, Lafourche, Plaquemines | 48 min |
| Mar 30, 7:37 AM CDT | Severe Thunderstorm Warning | LIX | Plaquemines | 38 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Jefferson Parish12
- Livingston Parish10
- Plaquemines Parish10
- Tensas Parish10
- Calcasieu Parish8
- Saint Bernard Parish8
- Madison Parish8
- Jefferson Davis Parish7
- Saint Landry Parish7
- Ascension Parish7
- Orleans Parish7
- Tangipahoa Parish7
- Acadia Parish6
- Cameron Parish6
- Concordia Parish6
- East Baton Rouge Parish6
- Saint Helena Parish6
- East Feliciana Parish5
- Iberville Parish5
- Saint Charles Parish5
- Saint Tammany Parish5
- Washington Parish5
- Saint Martin Parish4
- Saint James Parish4
- Lafourche Parish4
- Saint John the Baptist Parish4
- Catahoula Parish4
- Allen Parish4
- Beauregard Parish4
- Rapides Parish4
- Franklin Parish4
- Vermilion Parish3
- Lafayette Parish3
- Pointe Coupee Parish3
- West Feliciana Parish3
- Assumption Parish3
- Webster Parish3
- Bienville Parish3
- Jackson Parish3
- West Baton Rouge Parish3
19 more counties
- Claiborne Parish2
- Vernon Parish2
- Avoyelles Parish2
- Bossier Parish2
- Lincoln Parish2
- Ouachita Parish2
- Evangeline Parish2
- St. Mary Parish1
- Terrebonne Parish1
- Union Parish1
- LaSalle Parish1
- Caldwell Parish1
- Winn Parish1
- Richland Parish1
- Morehouse Parish1
- Caddo Parish1
- East Carroll Parish1
- West Carroll Parish1
- Iberia Parish1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.