Alert archive / Louisiana / 2012
Weather alerts in Louisiana, September 2012
114 weather alerts in September 2012, 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 September 2012. Tap one for its archive.
- Alerts
- 114
- Warnings
- 60
- Watches
- 7
- Advisories
- 29
- Busiest day
- September 30, 201234 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 |
|---|---|---|---|---|
| Sep 1, 4:02 AM CDT | Heat Advisory | SHV | Bienville, Bossier, Caddo, De Soto, Natchitoches, Red River and 2 more | 15 hr |
| Sep 1, 5:11 AM CDT | Coastal Flood Warning | LIX | Saint Bernard, Saint James, Saint John the Baptist | 12 hr |
| Sep 1, 5:17 AM CDT | Flash Flood Watch | LIX | Tangipahoa | 9 hr |
| Sep 1, 2:01 PM CDT | Areal Flood Advisory | LCH | Lafayette, Saint Landry, Saint Martin | 119 min |
| Sep 1, 2:56 PM CDT | Flash Flood Warning | LIX | Washington | 10 min |
| Sep 1, 3:04 PM CDT | Flash Flood Warning | LIX | Saint Tammany | 6 hr |
| Sep 1, 5:04 PM CDT | Coastal Flood Advisory | LIX | Saint James, Saint John the Baptist | 14 hr |
| Sep 1, 9:03 PM CDT | Flash Flood Warning | LIX | Saint Tammany | 18 hr |
| Sep 1, 9:28 PM CDT | River Flood Warning | LIX | Ascension | 57 hr |
| Sep 2, 10:03 AM CDT | Areal Flood Warning | LIX | Saint James | 6 hr |
| Sep 3, 3:32 AM CDT | Heat Advisory | JAN | Catahoula, Concordia, East Carroll, Franklin, Madison, Morehouse and 3 more | 5 days |
| Sep 3, 4:10 AM CDT | Heat Advisory | SHV | Bienville, Bossier, Caddo, Caldwell, Claiborne, De Soto and 11 more | 15 hr |
| Sep 4, 4:21 AM CDT | Heat Advisory | SHV | Bienville, Bossier, Caddo, Caldwell, Claiborne, De Soto and 11 more | 15 hr |
| Sep 4, 9:10 AM CDT | River Flood Warning | LIX | Livingston | 31 hr |
| Sep 4, 9:17 AM CDT | Heat Advisory | LIX | Saint Bernard, Saint James, Saint John the Baptist | 34 hr |
| Sep 4, 11:53 AM CDT | Flash Flood Watch | LIX | Saint Bernard | 24 hr |
| Sep 4, 6:49 PM CDT | Special Marine Warning | LIX | 56 min | |
| Sep 4, 7:41 PM CDT | Special Marine Warning | LIX | 64 min | |
| Sep 4, 8:11 PM CDT | Special Marine Warning | LIX | 49 min | |
| Sep 4, 8:55 PM CDT | Special Marine Warning | LIX | 50 min | |
| Sep 4, 9:56 PM CDT | Special Marine Warning | LIX | 49 min | |
| Sep 4, 10:53 PM CDT | Special Marine Warning | LIX | 52 min | |
| Sep 4, 11:43 PM CDT | Special Marine Warning | LIX | 62 min | |
| Sep 5, 3:48 AM CDT | Heat Advisory | SHV | Bienville, Bossier, Caddo, Caldwell, Claiborne, De Soto and 11 more | 15 hr |
| Sep 5, 4:30 AM CDT | Special Marine Warning | LIX | 90 min | |
| Sep 5, 6:03 AM CDT | Special Marine Warning | LIX | 87 min | |
| Sep 5, 7:47 AM CDT | Small Craft Advisory | LIX | 7 hr | |
| Sep 5, 8:31 AM CDT | Special Marine Warning | LIX | 59 min | |
| Sep 5, 9:31 AM CDT | Special Marine Warning | LIX | 59 min | |
| Sep 5, 10:31 AM CDT | Special Marine Warning | LIX | 59 min | |
| Sep 5, 10:42 AM CDT | Special Marine Warning | LIX | 63 min | |
| Sep 5, 11:29 AM CDT | Special Marine Warning | LIX | 61 min | |
| Sep 5, 11:50 AM CDT | Tornado Warning | LIX | Plaquemines | 55 min |
| Sep 5, 12:43 PM CDT | Severe Thunderstorm Warning | LIX | Plaquemines | 32 min |
| Sep 5, 12:51 PM CDT | Special Marine Warning | LIX | 54 min | |
| Sep 5, 1:52 PM CDT | Special Marine Warning | LIX | 53 min | |
| Sep 5, 5:16 PM CDT | Special Marine Warning | LIX | 44 min | |
| Sep 5, 6:32 PM CDT | Special Marine Warning | LIX | 28 min | |
| Sep 5, 7:58 PM CDT | Special Marine Warning | LIX | 62 min | |
| Sep 5, 8:58 PM CDT | Special Marine Warning | LIX | 92 min | |
| Sep 5, 10:29 PM CDT | Special Marine Warning | LIX | 2 hr | |
| Sep 5, 11:29 PM CDT | Special Marine Warning | LIX | 61 min | |
| Sep 6, 12:42 AM CDT | Special Marine Warning | LIX | 2 hr | |
| Sep 6, 3:56 AM CDT | Heat Advisory | SHV | Bienville, Bossier, Caddo, Caldwell, Claiborne, De Soto and 11 more | 15 hr |
| Sep 6, 5:28 AM CDT | Heat Advisory | LIX | Saint Bernard, Saint John the Baptist | 14 hr |
| Sep 6, 4:05 PM CDT | Heat Advisory | SHV | Bienville, Bossier, Caddo, Caldwell, Claiborne, De Soto and 11 more | 27 hr |
| Sep 7, 8:36 PM CDT | Lake Wind Advisory | SHV | Bossier, Caddo, Claiborne, Webster | 9 hr |
| Sep 8, 4:07 AM CDT | Small Craft Advisory | LIX | 30 hr | |
| Sep 8, 4:29 PM CDT | Special Marine Warning | LIX | 61 min | |
| Sep 8, 6:47 PM CDT | Special Marine Warning | LIX | 28 min | |
| Sep 12, 7:52 AM CDT | Special Weather Statement | LCH | Calcasieu | 23 min |
| Sep 12, 9:15 AM CDT | Special Weather Statement | LCH | Cameron | 30 min |
| Sep 12, 2:55 PM CDT | Mesoscale Discussion | SPC | Acadia, Allen, Beauregard, Calcasieu, Jefferson Davis, Vernon | 2 hr |
| Sep 12, 4:11 PM CDT | Severe Thunderstorm Warning | LIX | Iberville, Pointe Coupee, West Baton Rouge | 34 min |
| Sep 12, 4:26 PM CDT | Special Weather Statement | LCH | Saint Landry | 34 min |
| Sep 12, 4:28 PM CDT | Special Weather Statement | LCH | Saint Landry | 32 min |
| Sep 12, 4:39 PM CDT | Severe Thunderstorm Warning | LIX | Pointe Coupee, West Feliciana | 51 min |
| Sep 12, 6:03 PM CDT | Special Weather Statement | JAN | Catahoula | 27 min |
| Sep 13, 4:17 AM CDT | Beach Hazards Statement | LIX | Saint John the Baptist | 25 hr |
| Sep 13, 4:17 AM CDT | Coastal Flood Advisory | LIX | Saint Bernard | 25 hr |
| Sep 13, 9:51 PM CDT | Small Craft Advisory | LIX | 11 min | |
| Sep 13, 10:02 PM CDT | Small Craft Advisory | LIX | 9 hr | |
| Sep 14, 2:34 PM CDT | Coastal Flood Warning | LIX | Saint James, Saint John the Baptist | 15 hr |
| Sep 14, 2:34 PM CDT | Coastal Flood Advisory | LIX | Saint Bernard, Saint John the Baptist | 38 hr |
| Sep 15, 6:27 PM CDT | Areal Flood Advisory | SHV | De Soto | 63 min |
| Sep 17, 3:20 AM CDT | Special Marine Warning | LCH | 115 min | |
| Sep 17, 10:47 AM CDT | Flash Flood Warning | LIX | Saint John the Baptist | 118 min |
| Sep 17, 12:58 PM CDT | Mesoscale Discussion | SPC | Plaquemines, Saint Bernard | 92 min |
| Sep 18, 4:17 AM CDT | Small Craft Advisory | LIX | 9 hr | |
| Sep 28, 2:48 PM CDT | Areal Flood Advisory | LIX | Tangipahoa | 57 min |
| Sep 28, 3:30 PM CDT | Areal Flood Advisory | LIX | Saint Tammany, Washington | 60 min |
| Sep 28, 11:15 PM CDT | Areal Flood Advisory | SHV | Caldwell, Winn | 2 hr |
| Sep 29, 4:02 AM CDT | Flash Flood Watch | JAN | Catahoula, Concordia, East Carroll, Franklin, Madison, Morehouse and 3 more | 45 hr |
| Sep 29, 4:13 AM CDT | Flash Flood Watch | SHV | Bienville, Caldwell, De Soto, Grant, Jackson, LaSalle and 7 more | 36 hr |
| Sep 29, 1:00 PM CDT | Special Weather Statement | JAN | Catahoula, Concordia, Tensas | 55 min |
| Sep 29, 2:51 PM CDT | Areal Flood Advisory | LCH | Iberia, Saint Martin | 3 hr |
| Sep 29, 4:05 PM CDT | Flash Flood Watch | LIX | Assumption, East Baton Rouge, East Feliciana, Iberville, Pointe Coupee, Saint Bernard and 7 more | 26 hr |
| Sep 29, 4:07 PM CDT | Small Craft Advisory | LCH | 51 hr | |
| Sep 29, 4:22 PM CDT | Small Craft Advisory | LIX | 60 hr | |
| Sep 29, 4:42 PM CDT | Areal Flood Advisory | SHV | Bienville, Bossier, Caddo, Caldwell, Grant, Jackson and 7 more | 2 hr |
| Sep 29, 7:54 PM CDT | Areal Flood Advisory | LIX | Saint Tammany, Washington | 3 hr |
| Sep 29, 10:19 PM CDT | River Flood Warning | LIX | Saint Tammany | 45 hr |
| Sep 29, 11:56 PM CDT | River Flood Warning | LIX | Saint Tammany | 19 hr |
| Sep 30, 3:56 AM CDT | Lake Wind Advisory | SHV | Bienville, Bossier, Caddo, Claiborne, De Soto, Lincoln and 4 more | 12 hr |
| Sep 30, 4:18 AM CDT | Special Marine Warning | LIX | 57 min | |
| Sep 30, 4:36 AM CDT | River Flood Warning | LIX | Saint Tammany | 29 hr |
| Sep 30, 5:28 AM CDT | Special Marine Warning | LIX | 92 min | |
| Sep 30, 6:52 AM CDT | Special Marine Warning | LCH | 53 min | |
| Sep 30, 7:51 AM CDT | Special Marine Warning | LCH | 54 min | |
| Sep 30, 8:21 AM CDT | Special Weather Statement | LCH | Cameron | 54 min |
| Sep 30, 8:26 AM CDT | Special Marine Warning | LCH | 2 hr | |
| Sep 30, 8:35 AM CDT | Special Marine Warning | LIX | 55 min | |
| Sep 30, 8:55 AM CDT | River Flood Warning | LIX | Saint Tammany | 4 days |
| Sep 30, 9:19 AM CDT | Special Weather Statement | LCH | Acadia, Allen, Cameron, Evangeline, Jefferson Davis, Vermilion | 71 min |
| Sep 30, 10:27 AM CDT | Special Marine Warning | LCH | 93 min | |
| Sep 30, 10:30 AM CDT | Special Weather Statement | LCH | Acadia, Evangeline, Lafayette, Saint Landry, Vermilion | 90 min |
| Sep 30, 10:33 AM CDT | Mesoscale Discussion | SPC | Ascension, Assumption, East Baton Rouge, East Feliciana, Iberville, Lafayette and 13 more | 117 min |
| Sep 30, 11:55 AM CDT | Special Weather Statement | LCH | Avoyelles, Lafayette, Saint Landry, Saint Martin, Vermilion | 95 min |
| Sep 30, 11:59 AM CDT | Special Marine Warning | LCH | 70 min | |
| Sep 30, 12:41 PM CDT | Special Weather Statement | LCH | St. Mary | 34 min |
| Sep 30, 1:20 PM CDT | Special Marine Warning | LIX | 55 min | |
| Sep 30, 1:47 PM CDT | Special Marine Warning | LIX | 28 min | |
| Sep 30, 1:51 PM CDT | Tornado Warning | LIX | West Feliciana | 24 min |
| Sep 30, 2:36 PM CDT | Tornado Watch | SPC | Ascension, East Baton Rouge, East Feliciana, Iberville, Livingston, Pointe Coupee and 6 more | 3 hr |
| Sep 30, 3:15 PM CDT | Special Marine Warning | LIX | 60 min | |
| Sep 30, 4:19 PM CDT | Special Weather Statement | JAN | Morehouse, West Carroll | 71 min |
| Sep 30, 5:03 PM CDT | Special Marine Warning | LIX | 57 min | |
| Sep 30, 5:09 PM CDT | Mesoscale Discussion | SPC | Saint Tammany, Washington | 96 min |
| Sep 30, 5:37 PM CDT | Tornado Warning | LIX | Orleans, Saint Tammany | 38 min |
| Sep 30, 5:50 PM CDT | Tornado Watch | SPC | Concordia, Madison, Orleans, Plaquemines, Saint Bernard, Saint Tammany and 3 more | 8 hr |
| Sep 30, 6:00 PM CDT | Special Marine Warning | LIX | 45 min | |
| Sep 30, 6:45 PM CDT | Special Marine Warning | LIX | 60 min | |
| Sep 30, 6:50 PM CDT | Special Weather Statement | JAN | East Carroll, Morehouse, West Carroll | 75 min |
| Sep 30, 6:52 PM CDT | Special Marine Warning | LIX | 38 min |
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 | 3 |
| Tornado Warning | 3 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 4 |
| Special Weather Statement | 13 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 4 |
| River Flood Warning | 6 |
| Flash Flood Watch | 5 |
| Areal Flood Advisory | 8 |
| Heat | |
| Heat Advisory | 9 |
| Wind and dust | |
| Lake Wind Advisory | 2 |
| Coast and beach | |
| Coastal Flood Warning | 2 |
| Coastal Flood Advisory | 3 |
| Beach Hazards Statement | 1 |
| Marine | |
| Special Marine Warning | 41 |
| Small Craft Advisory | 7 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Saint Tammany Parish13
- Saint John the Baptist Parish10
- Bienville Parish9
- Bossier Parish9
- Caddo Parish9
- De Soto Parish9
- Red River Parish9
- Webster Parish9
- Saint Bernard Parish9
- Natchitoches Parish8
- Sabine Parish8
- Washington Parish8
- Caldwell Parish8
- Lincoln Parish8
- Winn Parish8
- Saint James Parish7
- Claiborne Parish7
- Grant Parish7
- Jackson Parish7
- LaSalle Parish7
- Ouachita Parish7
- Union Parish7
- Tangipahoa Parish6
- Saint Landry Parish5
- Pointe Coupee Parish5
- West Feliciana Parish5
- Lafayette Parish4
- Saint Martin Parish4
- Catahoula Parish4
- Concordia Parish4
- Morehouse Parish4
- Tensas Parish4
- West Carroll Parish4
- Plaquemines Parish4
- Iberville Parish4
- West Baton Rouge Parish4
- Ascension Parish3
- East Carroll Parish3
- Madison Parish3
- Livingston Parish3
20 more counties
- Cameron Parish3
- Acadia Parish3
- East Baton Rouge Parish3
- East Feliciana Parish3
- Saint Helena Parish3
- Vermilion Parish3
- Orleans Parish3
- Franklin Parish2
- Richland Parish2
- Calcasieu Parish2
- Allen Parish2
- Jefferson Davis Parish2
- Assumption Parish2
- Evangeline Parish2
- Beauregard Parish1
- Vernon Parish1
- Iberia Parish1
- Saint Charles Parish1
- Avoyelles Parish1
- St. Mary Parish1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
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.