Alert archive / Louisiana / Tornado Warnings in 2012
Tornado Warning 4, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Feb 4, 2012, 2:37 PM CST for Saint Tammany Parish, Tangipahoa Parish, Louisiana. It was in force for 26 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Feb 4, 2012, 2:37 PM CST (20:37 UTC)
- Expired
- Feb 4, 2012, 3:03 PM CST
- In force
- 26 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 8.6 hours before the alert went out and 52 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
- 334 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 441 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 82 m²/s²
- 0-3 km storm-relative helicity
- 115 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
764
WFUS54 KLIX 042037
TORLIX
LAC103-105-042115-
/O.NEW.KLIX.TO.W.0004.120204T2037Z-120204T2115Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
237 PM CST SAT FEB 4 2012
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
* TORNADO WARNING FOR...
WEST CENTRAL ST. TAMMANY PARISH IN SOUTHEAST LOUISIANA...
THIS INCLUDES THE CITY OF MANDEVILLE...
SOUTHEASTERN TANGIPAHOA PARISH IN SOUTHEAST LOUISIANA...
* UNTIL 315 PM CST
* AT 234 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 15 MILES WEST OF
MADISONVILLE...OR 14 MILES SOUTH OF HAMMOND...MOVING EAST AT 30
MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ABITA
SPRINGS
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.
&&
LAT...LON 3049 9002 3027 8997 3027 8999 3030 9000
3035 9007 3038 9019 3035 9026 3031 9043
3034 9048 3036 9048 3036 9049 3039 9050
TIME...MOT...LOC 2038Z 259DEG 26KT 3032 9036
$$1 follow-up statement
894
WWUS54 KLIX 042103
SVSLIX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
303 PM CST SAT FEB 4 2012
LAC103-105-042113-
/O.CAN.KLIX.TO.W.0004.000000T0000Z-120204T2115Z/
ST. TAMMANY LA-TANGIPAHOA LA-
303 PM CST SAT FEB 4 2012
...THE TORNADO WARNING FOR SOUTHEASTERN TANGIPAHOA AND WEST CENTRAL
ST. TAMMANY PARISHES IS CANCELLED...
THE STORM THAT PROMPTED THE WARNING HAS WEAKENED AND IS NO LONGER
EXPECTED TO PRODUCE A TORNADO.
LAT...LON 3049 9002 3027 8997 3027 8999 3030 9000
3035 9007 3038 9019 3035 9026 3031 9043
3034 9048 3036 9048 3036 9049 3039 9050
TIME...MOT...LOC 2103Z 259DEG 26KT 3035 9015
$$The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 4, 9:56 AM CST | River Flood Warning | LIX | Saint Tammany, Washington | 26 days |
| Feb 4, 2:43 PM CST | Special Marine Warning | LIX | 62 min | |
| Feb 4, 3:18 PM CST | Tornado Warning | LIX | Saint Tammany | 17 min |
Nearby
Tornado Warnings in Louisiana, 2012Every tornado warning in 2012Tornadoes in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.