Tornado Warnings in Louisiana
4,404 tornado warnings since 1986. 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 tornado warnings reaches back to 1986.
Tornado Warnings by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Tornado Warnings
- 4,404
- Busiest year
- 2008313 tornado warnings
- Average year
- 107over 41 years on file
Over time
By year
Before October 2007 these were issued for whole counties, and a storm crossing three counties was often three warnings; since then one polygon follows the storm. The count changed with the practice, not only with the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Tangipahoa Parish301
- Saint Tammany Parish257
- Washington Parish247
- Rapides Parish214
- Livingston Parish201
- Natchitoches Parish201
- Vernon Parish192
- Caddo Parish189
- Plaquemines Parish188
- Bossier Parish184
- Calcasieu Parish177
- Jefferson Parish176
- Beauregard Parish173
- Saint Helena Parish166
- Lafourche Parish165
- Cameron Parish164
- Acadia Parish157
- Saint Landry Parish156
- Vermilion Parish153
- Evangeline Parish145
- Saint Charles Parish144
- Winn Parish142
- Avoyelles Parish141
- Bienville Parish140
- Jefferson Davis Parish139
- East Baton Rouge Parish133
- De Soto Parish130
- Allen Parish127
- Sabine Parish124
- Saint Bernard Parish122
- Madison Parish115
- East Feliciana Parish113
- Saint John the Baptist Parish112
- Webster Parish111
- Jackson Parish110
- Orleans Parish107
- Union Parish102
- Ascension Parish100
- Lafayette Parish99
- Franklin Parish98
24 more counties
- East Carroll Parish98
- Ouachita Parish95
- Grant Parish93
- Red River Parish93
- Tensas Parish91
- Saint Martin Parish89
- Morehouse Parish87
- Catahoula Parish84
- Claiborne Parish82
- Lincoln Parish82
- Concordia Parish79
- Saint James Parish79
- Caldwell Parish79
- Pointe Coupee Parish77
- West Feliciana Parish76
- Richland Parish74
- LaSalle Parish71
- West Carroll Parish71
- Terrebonne Parish67
- Iberville Parish61
- Iberia Parish59
- West Baton Rouge Parish45
- Assumption Parish42
- St. Mary Parish34
The latest tornado warnings
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 12:16 PM CDT | Tornado Warning | LCH | Rapides | 14 min |
| Aug 27, 6:01 AM CDT | Tornado Warning | LIX | Lafourche, Saint Charles, Saint John the Baptist | 14 min |
| Jul 5, 3:09 PM CDT | Tornado Warning | LIX | Saint John the Baptist | 8 min |
| Jun 23, 8:39 PM CDT | Tornado Warning | SHV | Bossier, Webster | 22 min |
| Jun 19, 5:54 PM CDT | Tornado Warning | LIX | Orleans, Saint Bernard | 8 min |
| Jun 18, 11:31 AM CDT | Tornado Warning | LCH | Avoyelles | 29 min |
| Jun 18, 9:57 AM CDT | Tornado Warning | LCH | Avoyelles | 18 min |
| Jun 18, 8:21 AM CDT | Tornado Warning | LIX | Saint Tammany | 23 min |
| Jun 18, 7:32 AM CDT | Tornado Warning | LIX | Saint Tammany | 11 min |
| Jun 18, 7:02 AM CDT | Tornado Warning | LIX | Saint Tammany | 43 min |
| Jun 18, 6:51 AM CDT | Tornado Warning | LIX | Saint Tammany | 24 min |
| Jun 18, 6:41 AM CDT | Tornado Warning | LIX | Saint Tammany | 34 min |
Nearby
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.