Alert archive / Louisiana / Tornado Warnings in 2011
Tornado Warning 3, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Mar 5, 2011, 12:00 PM CST for 4 parishes in Louisiana. It was in force for 30 min. 7 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Mar 5, 2011, 12:00 PM CST (18:00 UTC)
- Expired
- Mar 5, 2011, 12:30 PM CST
- In force
- 30 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
Counties Ascension Parish, LA, East Baton Rouge Parish, LA, Iberville Parish, LA, Livingston Parish, LA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 5, 12:04 PM CST | TSTM WND DMG | 3 E Plaquemine, LA | IBERVILLE PARISH EMERGENCY MANAGER REPORTED ROOF DAMAGE TO A RESIDENCE ON HIGHWAY 405 JUST EAST OF PLAQUEMINE. |
| Mar 5, 12:22 PM CST | TORNADO | 10 Se Baton Rouge, LA | RAIN WRAPPED TORNADO SOUTH OF ANTIOCH AND TIGER BEND ROADS NEAR EAST BATON ROUGE PARISH AND ASCENSION PARISH LINE. |
| Mar 5, 12:23 PM CST | TSTM WND DMG | 9 Sse Denham Springs, LA | TREE DAMAGE BLOCKING HIGHWAY 42 NEAR PORT VINCENT. PICTURE FORWARDED TO WFO BY BROADCAST MEDIA. POSSIBLE TORNADO. |
| Mar 5, 12:27 PM CST | TSTM WND DMG | 11 Ssw Livingston, LA | POSSIBLE TORNADO REPORTED ON TAYLOR ROAD JUST OFF OF SOUTH SATSUMA ROAD. DAMAGE OCCURRED TO ONE RESIDENCE. |
| Mar 5, 12:27 PM CST | TORNADO 0 | 6 S Livingston, LA | WEAK TORNADO TOUCHED DOWN REMOVING SIGNIFICANT PORTION OF ROOF AND EXTERIOR WALL. LARGE TREE LIMBS SNAPPED. SHEET METAL WRAPPED IN TREES. DAMAGE PATH 0.2 MILES WIDTH 25 YARDS. ESTIMATED STRENGTH EF0. |
| Mar 5, 12:30 PM CST | TSTM WND DMG | 2 E Prairieville, LA | ASCENSION PARISH EMERGENCY MANAGER REPORTED SEVERAL TREES DOWN IN THE GALVEZ AREA. TIME ESTIMATED BY RADAR. |
| Mar 5, 12:30 PM CST | TSTM WND DMG | 3 E Prairieville, LA | ASCENSION PARISH EMERGENCY MANAGER REPORTED SEVERAL TREES DOWN IN THE GALVEZ AREA. TIME ESTIMATED BY RADAR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 5, 8:54 AM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 6.0 hours before the alert went out and 131 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 960 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 451 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 194 m²/s²
- 0-3 km storm-relative helicity
- 264 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 5.8
The text
As transmitted, in the capitals the NWS used until 2016.
661
WFUS54 KLIX 051800
TORLIX
LAC005-033-047-063-051830-
/O.NEW.KLIX.TO.W.0003.110305T1800Z-110305T1830Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1200 PM CST SAT MAR 5 2011
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
* TORNADO WARNING FOR...
NORTHWESTERN ASCENSION PARISH IN SOUTHEAST LOUISIANA...
SOUTHEASTERN EAST BATON ROUGE PARISH IN SOUTHEAST LOUISIANA...
THIS INCLUDES THE CITY OF OAK HILLS PLACE...
EAST CENTRAL IBERVILLE PARISH IN SOUTHEAST LOUISIANA...
THIS INCLUDES THE CITY OF PLAQUEMINE...
CENTRAL LIVINGSTON PARISH IN SOUTHEAST LOUISIANA...
* UNTIL 1230 PM CST
* AT 1159 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR CARVILLE...
OR 7 MILES SOUTHEAST OF PLAQUEMINE...MOVING NORTHEAST AT 45 MPH.
* THE TORNADO WILL BE NEAR...
7 MILES SOUTHEAST OF OAK HILLS PLACE BY 1210 PM CST...
PRAIRIEVILLE BY 1215 PM CST...
9 MILES SOUTHEAST OF WALKER BY 1230 PM CST...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS UNDER A WORKBENCH OR OTHER
PIECE OF STURDY FURNITURE. SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CST SATURDAY AFTERNOON
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
&&
LAT...LON 3029 9127 3033 9114 3056 9078 3036 9066
3017 9122
TIME...MOT...LOC 1801Z 247DEG 39KT 3025 9112
$$
24/RR1 follow-up statement
562
WWUS54 KLIX 051823
SVSLIX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1223 PM CST SAT MAR 5 2011
LAC047-051833-
/O.CAN.KLIX.TO.W.0003.000000T0000Z-110305T1830Z/
IBERVILLE LA-
1223 PM CST SAT MAR 5 2011
...THE TORNADO WARNING FOR EAST CENTRAL IBERVILLE PARISH IS
CANCELLED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CST SATURDAY AFTERNOON
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
LAT...LON 3037 9108 3052 9084 3033 9075 3026 9093
3024 9101 3029 9104 3033 9101 3033 9106
TIME...MOT...LOC 1823Z 247DEG 29KT 3032 9094
$$
LAC005-033-063-051830-
/O.CON.KLIX.TO.W.0003.000000T0000Z-110305T1830Z/
LIVINGSTON LA-EAST BATON ROUGE LA-ASCENSION LA-
1223 PM CST SAT MAR 5 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1230 PM CST FOR NORTH
CENTRAL ASCENSION...SOUTHEASTERN EAST BATON ROUGE AND WEST CENTRAL
LIVINGSTON PARISHES...
AT 1222 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A TORNADO. THIS TORNADO WAS LOCATED NEAR PRAIRIEVILLE...OR 7
MILES NORTH OF GONZALES...MOVING NORTHEAST AT 35 MPH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS UNDER A WORKBENCH OR OTHER
PIECE OF STURDY FURNITURE. SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CST SATURDAY AFTERNOON
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
&&
LAT...LON 3037 9108 3052 9084 3033 9075 3026 9093
3024 9101 3029 9104 3033 9101 3033 9106
TIME...MOT...LOC 1823Z 247DEG 29KT 3032 9094
$$
24/RRThe office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 4, 7:31 PM CST | Flash Flood Warning | LIX | Saint Tammany, Tangipahoa | 3 hr |
| Mar 4, 9:00 PM CST | Flash Flood Warning | LIX | Saint Tammany | 80 min |
| Mar 5, 3:05 AM CST | Special Marine Warning | LIX | 55 min | |
| Mar 5, 3:49 AM CST | Small Craft Advisory | LIX | 32 hr | |
| Mar 5, 5:16 AM CST | River Flood Warning | LIX | Tangipahoa | 53 hr |
| Mar 5, 6:40 AM CST | River Flood Warning | LIX | Saint Tammany | 37 hr |
| Mar 5, 8:58 AM CST | River Flood Warning | LIX | Saint Tammany | 50 hr |
| Mar 5, 9:03 AM CST | River Flood Warning | LIX | Saint Tammany | 44 hr |
| 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, 12:06 PM CST | Special Marine Warning | LIX | 114 min | |
| Mar 5, 12:22 PM CST | Tornado Warning | LIX | Assumption, Lafourche, Saint James, Terrebonne | 23 min |
| Mar 5, 12:28 PM CST | Tornado Warning | LIX | Ascension, Livingston, Tangipahoa | 32 min |
| Mar 5, 12:36 PM CST | Special Marine Warning | LIX | 84 min | |
| Mar 5, 12:49 PM CST | Tornado Warning | LIX | Lafourche, Saint Charles, Saint James, Saint John the Baptist | 26 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, 12:55 PM CST | Tornado Warning | LIX | Jefferson, Lafourche, Saint Charles | 35 min |
| Mar 5, 12:59 PM CST | Tornado Warning | LIX | Livingston, Saint Tammany, Tangipahoa | 17 min |
| Mar 5, 1:15 PM CST | Severe Thunderstorm Warning | LIX | Saint Tammany, Tangipahoa | 30 min |
| Mar 5, 1:26 PM CST | Tornado Warning | LIX | Jefferson, Plaquemines, Saint Bernard | 34 min |
| Mar 5, 1:32 PM CST | Tornado Warning | LIX | Jefferson, Plaquemines, Saint Bernard | 28 min |
| Mar 5, 1:35 PM CST | Areal Flood Advisory | LIX | Jefferson, Orleans, Plaquemines, Saint Bernard, Saint Charles | 115 min |
| Mar 5, 1:40 PM CST | Special Marine Warning | LIX | 95 min | |
| Mar 5, 1:44 PM CST | Areal Flood Advisory | LIX | Saint Tammany, Washington | 2 hr |
| Mar 5, 1:45 PM CST | Special Marine Warning | LIX | 60 min | |
| Mar 5, 1:58 PM CST | Tornado Warning | LIX | Saint Bernard | 17 min |
| Mar 5, 2:16 PM CST | Severe Thunderstorm Warning | LIX | Plaquemines | 59 min |
| Mar 5, 2:38 PM CST | Special Marine Warning | LIX | 64 min | |
| Mar 5, 3:08 PM CST | Special Marine Warning | LIX | 2 hr | |
| Mar 5, 3:22 PM CST | Special Marine Warning | LIX | 53 min |
Nearby
Tornado Warnings in Louisiana, 2011Every tornado warning in 2011Tornadoes in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.