A powerful storm system moving through the middle Mississippi River Valley pushed a strong cold front through southern Mississippi and southeast Louisiana. Numerous thunderstorms developed in advance of the cold front. Several tornadoes and numerous reports of wind damage were received.

Thunderstorm Wind in TERREBONNE, LOUISIANA
From 05-MAR-11 12:31:00 to 05-MAR-11 12:31:00 (CST-6)
Location: SCHRIEVER
Magnitude: 55.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Power lines were reported down in Schriever from a possible tornado.

Thunderstorm Wind in JEFFERSON, LOUISIANA
From 05-MAR-11 13:30:00 to 05-MAR-11 13:30:00 (CST-6)
Location: LAFITTE
Magnitude: 70.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Roof damage was reported to trailers in the Lafitte area by emergency management and fire department personnel. Possible tornado. Time of the event was estimated by radar.

Thunderstorm Wind in JEFFERSON, LOUISIANA
From 05-MAR-11 13:30:00 to 05-MAR-11 13:30:00 (CST-6)
Location: TERRYTOWN
Magnitude: 48.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

Public reports were received of small tree limbs down, as well as minor street flooding in the Terrytown area.

Thunderstorm Wind in IBERVILLE, LOUISIANA
From 05-MAR-11 12:04:00 to 05-MAR-11 12:04:00 (CST-6)
Location: REVEILLE
Magnitude: 60.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The Iberville Parish Emergency Manager reported roof damage to one residence on Highway 405 just east of Plaquemine.

Thunderstorm Wind in ASCENSION, LOUISIANA
From 05-MAR-11 12:13:00 to 05-MAR-11 12:13:00 (CST-6)
Location: SORRENTO
Magnitude: 60.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The Ascension Parish Emergency Manager reported a tree blown down onto a vehicle near the intersection of Highway 44 and Highway 941. Time of the event was estimated by radar.

Thunderstorm Wind in TERREBONNE, LOUISIANA
From 05-MAR-11 13:00:00 to 05-MAR-11 13:00:00 (CST-6)
Location: MONTEGUT
Magnitude: 60.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Newspaper

The local newspaper in Houma reported a service trailer was blown over in Montegut.

Thunderstorm Wind in ASCENSION, LOUISIANA
From 05-MAR-11 12:30:00 to 05-MAR-11 12:30:00 (CST-6)
Location: GALVEZ
Magnitude: 60.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The Ascension Parish Emergency Manager reported several trees were blown down in the Galvez area. Event time was estimated by radar.

Tornado in TERREBONNE, LOUISIANA
From 05-MAR-11 12:32:00 to 05-MAR-11 12:32:00 (CST-6)
Location: SCHRIEVER
Tornado F-scale: EF1
Property damage: 50.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A National Weather Service Storm Survey confirmed a weak EF1 tornado. The track was approximately one half mile long and 30 yards wide. Several homes had roof damage and windows blown in. One mobile home was heavily damaged. Large tree limbs were snappped and a service van was flipped over and rolled 20 feet.

Tornado in EAST BATON ROUGE, LOUISIANA
From 05-MAR-11 12:20:00 to 05-MAR-11 12:20:00 (CST-6)
Location: ZACHARY
Tornado F-scale: EF1
Property damage: 25.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A weak tornado touched down removing a portion of a house roof along with the back wall of the house. An outbuilding and shed were heavily damaged, and tin and insulation were wrapped in trees. A large tree was knocked over along with several large tree limbs snapped.

Tornado in LIVINGSTON, LOUISIANA
From 05-MAR-11 12:27:00 to 05-MAR-11 12:27:00 (CST-6)
Location: SATSUMA
Tornado F-scale: EF0
Property damage: 15.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A weak tornado touched down removing a large portion of roof and exterior wall from pre-fab type house. Large trees limbs were snapped and sheet metal wrapped in trees.

Heavy Rain in JEFFERSON, LOUISIANA
From 05-MAR-11 13:00:00 to 05-MAR-11 13:45:00 (CST-6)
Location: (MSY)MOISANT FLD NEW
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

New Orleans International Airport reported 2.21 inches of rain between 1300CST and 1345CST.

Thunderstorm Wind in ASCENSION, LOUISIANA
From 05-MAR-11 12:15:00 to 05-MAR-11 12:15:00 (CST-6)
Location: GONZALES
Magnitude: 60.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The Ascension Parish Emergency Manager reported several trees down in the Gonzales area.

Thunderstorm Wind in EAST BATON ROUGE, LOUISIANA
From 05-MAR-11 12:20:00 to 05-MAR-11 12:20:00 (CST-6)
Location: BATON ROUGE
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A 59 mph wind gust was measured by the LSU Ag Station at Ben Hur.

Thunderstorm Wind in ASCENSION, LOUISIANA
From 05-MAR-11 12:13:00 to 05-MAR-11 12:13:00 (CST-6)
Location: GONZALES
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A report was received from a resident that their trampoline was picked up above the roofline of their home and tossed into another yard. Tree limbs were also reported down.

Thunderstorm Wind in LIVINGSTON, LOUISIANA
From 05-MAR-11 12:23:00 to 05-MAR-11 12:23:00 (CST-6)
Location: PORT VINCENT
Magnitude: 60.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A downed tree was blocking Highway 42 near Port Vincent. A photograph of the damage was forwarded to the National Weather Service by broadcast media. Possible tornado.

Thunderstorm Wind in JEFFERSON, LOUISIANA
From 05-MAR-11 13:29:00 to 05-MAR-11 13:29:00 (CST-6)
Location: WESTWEGO
Magnitude: 70.00 EG
Property damage: 40.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The Jefferson Parish Emergency Manager reported damage between 4th Street and Highway 90 on Garden Road. A wooden structure was damaged, telephone and power poles were reported down. A trampoline was thrown 200 feet. Damage was also reported at the corner of Ames Boulevard and 4th Street. Power lines were downed, roof damage occurred to one business with debris strewn across the area with standing water in the streets. A funnel cloud and possible tornado were spotted in the area at the time.