Alert archive / Louisiana / Tornado Warnings / 2009
Tornado Warnings in Louisiana, May 2009
18 tornado warnings in May 2009. 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 in May 2009. Tap one for its archive.
- Tornado Warnings
- 18
- Busiest day
- May 4, 20097 tornado 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 |
|---|---|---|---|---|
| May 3, 7:36 AM CDT | Tornado Warning | SHV | Bienville, Jackson, Lincoln | 39 min |
| May 3, 8:01 AM CDT | Tornado Warning | SHV | Bienville, Jackson | 59 min |
| May 3, 8:36 AM CDT | Tornado Warning | JAN | Catahoula, Concordia, Franklin, Tensas | 54 min |
| May 3, 9:02 AM CDT | Tornado Warning | SHV | Jackson, Ouachita | 36 min |
| May 3, 9:19 AM CDT | Tornado Warning | JAN | Madison, Tensas | 56 min |
| May 4, 6:08 AM CDT | Tornado Warning | LIX | Tangipahoa, Washington | 37 min |
| May 4, 6:43 AM CDT | Tornado Warning | LIX | Washington | 32 min |
| May 4, 7:14 AM CDT | Tornado Warning | LIX | Ascension, Assumption, Iberville, Saint James | 46 min |
| May 4, 7:44 AM CDT | Tornado Warning | LIX | Livingston, Tangipahoa | 31 min |
| May 4, 7:55 AM CDT | Tornado Warning | LIX | Ascension, Assumption, Saint James, Saint John the Baptist | 35 min |
| May 4, 8:27 AM CDT | Tornado Warning | LIX | Lafourche, Saint James, Saint John the Baptist | 33 min |
| May 4, 8:52 AM CDT | Tornado Warning | LIX | Lafourche, Saint Charles, Saint James, Saint John the Baptist | 38 min |
| May 10, 3:16 PM CDT | Tornado Warning | SHV | Bienville, Jackson, Natchitoches, Red River, Winn | 29 min |
| May 10, 3:35 PM CDT | Tornado Warning | JAN | Madison | 36 min |
| May 10, 3:43 PM CDT | Tornado Warning | SHV | Bienville, Jackson, Natchitoches, Winn | 47 min |
| May 10, 4:29 PM CDT | Tornado Warning | SHV | Grant, Natchitoches, Winn | 46 min |
| May 10, 4:55 PM CDT | Tornado Warning | SHV | Natchitoches, Red River | 35 min |
| May 17, 12:32 PM CDT | Tornado Warning | LIX | Plaquemines | 28 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Jackson Parish5
- Bienville Parish4
- Saint James Parish4
- Natchitoches Parish4
- Saint John the Baptist Parish3
- Winn Parish3
- Tensas Parish2
- Madison Parish2
- Tangipahoa Parish2
- Washington Parish2
- Ascension Parish2
- Assumption Parish2
- Lafourche Parish2
- Red River Parish2
- Lincoln Parish1
- Catahoula Parish1
- Concordia Parish1
- Franklin Parish1
- Ouachita Parish1
- Iberville Parish1
- Livingston Parish1
- Saint Charles Parish1
- Grant Parish1
- Plaquemines Parish1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.