Alert archive / Louisiana / Tornado Warnings in 2012
Tornado Warning 9, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Feb 18, 2012, 12:21 PM CST for Saint Tammany Parish, Washington Parish, Louisiana; Pearl River County, Mississippi. It was in force for 54 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 18, 2012, 12:21 PM CST (18:21 UTC)
- Expired
- Feb 18, 2012, 1:15 PM CST
- In force
- 54 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
Counties Saint Tammany Parish, LA, Washington Parish, LA, Pearl River County, MS
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 18, 9:55 AM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 6.4 hours before the alert went out and 49 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 449 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 160 m²/s²
- 0-3 km storm-relative helicity
- 177 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
511
WFUS54 KLIX 181821
TORLIX
LAC103-117-MSC109-181915-
/O.NEW.KLIX.TO.W.0009.120218T1821Z-120218T1915Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1221 PM CST SAT FEB 18 2012
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
* TORNADO WARNING FOR...
NORTH CENTRAL ST. TAMMANY PARISH IN SOUTHEAST LOUISIANA...
SOUTHEASTERN WASHINGTON PARISH IN SOUTHEAST LOUISIANA...
CENTRAL PEARL RIVER COUNTY IN SOUTHERN MISSISSIPPI...
* UNTIL 115 PM CST
* AT 1219 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR SUN...OR 8
MILES SOUTH OF BOGALUSA...MOVING EAST AT 40 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
MCNEIL
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 300 PM CST SATURDAY AFTERNOON
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
&&
LAT...LON 3068 8934 3065 8952 3065 8954 3064 8955
3058 8988 3068 8995 3085 8944
TIME...MOT...LOC 1821Z 253DEG 35KT 3067 8986
$$
CAB1 follow-up statement
531
WWUS54 KLIX 181907 RRA
SVSLIX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
107 PM CST SAT FEB 18 2012
LAC103-117-MSC109-181918-
/O.EXP.KLIX.TO.W.0009.000000T0000Z-120218T1915Z/
PEARL RIVER MS-ST. TAMMANY LA-WASHINGTON LA-
107 PM CST SAT FEB 18 2012
...THE TORNADO WARNING FOR CENTRAL PEARL RIVER COUNTY...AND
SOUTHEASTERN WASHINGTON AND NORTH CENTRAL ST. TAMMANY PARISHES WILL
EXPIRE AT 115 PM CST...
THE STORM THAT PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 PM CST SATURDAY AFTERNOON
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
LAT...LON 3068 8934 3065 8952 3065 8954 3064 8955
3058 8988 3068 8995 3085 8944
TIME...MOT...LOC 1908Z 253DEG 35KT 3080 8935
$$
95/DMThe office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 17, 7:48 PM CST | River Flood Warning | LIX | Saint Helena | 61 hr |
| Feb 18, 8:16 AM CST | River Flood Warning | LIX | East Baton Rouge | 49 hr |
| Feb 18, 8:21 AM CST | River Flood Warning | LIX | East Baton Rouge, Livingston | 3 days |
| Feb 18, 8:26 AM CST | River Flood Warning | LIX | East Baton Rouge | 4 days |
| Feb 18, 8:36 AM CST | River Flood Warning | LIX | Saint Helena | 49 hr |
| Feb 18, 8:42 AM CST | River Flood Warning | LIX | Livingston | 49 hr |
| Feb 18, 8:56 AM CST | River Flood Warning | LIX | Saint Tammany | 25 hr |
| Feb 18, 9:00 AM CST | River Flood Warning | LIX | Saint Tammany | 25 hr |
| Feb 18, 9:27 AM CST | River Flood Warning | LIX | Saint Tammany | 5 days |
| Feb 18, 10:10 AM CST | Severe Thunderstorm Warning | LIX | Ascension, East Baton Rouge, Iberville, West Baton Rouge | 50 min |
| Feb 18, 10:15 AM CST | Tornado Warning | LIX | Iberville, West Baton Rouge | 30 min |
| Feb 18, 10:27 AM CST | Severe Thunderstorm Warning | LIX | East Baton Rouge, East Feliciana, Livingston, Pointe Coupee, Saint Helena, West Baton Rouge | 48 min |
| Feb 18, 10:29 AM CST | Tornado Warning | LIX | Ascension, East Baton Rouge, Iberville | 18 min |
| Feb 18, 10:52 AM CST | Tornado Warning | LIX | Ascension, East Baton Rouge, Iberville, Livingston, Tangipahoa | 23 min |
| Feb 18, 10:59 AM CST | Severe Thunderstorm Warning | LIX | Ascension, East Baton Rouge, Iberville, Livingston, Saint James, Saint John the Baptist and 1 more | 61 min |
| Feb 18, 11:06 AM CST | Severe Thunderstorm Warning | LIX | Assumption, Iberville, Lafourche, Saint James, Saint John the Baptist | 54 min |
| Feb 18, 11:10 AM CST | Severe Thunderstorm Warning | LIX | Livingston, Saint Helena, Saint Tammany, Tangipahoa, Washington | 65 min |
| Feb 18, 11:28 AM CST | Special Marine Warning | LIX | 32 min | |
| Feb 18, 11:58 AM CST | Special Marine Warning | LIX | 8 min | |
| Feb 18, 12:00 PM CST | Severe Thunderstorm Warning | LIX | Saint John the Baptist, Saint Tammany, Tangipahoa | 60 min |
| Feb 18, 12:06 PM CST | Special Marine Warning | LIX | 84 min | |
| Feb 18, 12:12 PM CST | Severe Thunderstorm Warning | LIX | Saint Tammany, Washington | 63 min |
| Feb 18, 1:11 PM CST | Severe Thunderstorm Warning | LIX | Saint Tammany | 49 min |
| Feb 18, 1:27 PM CST | Severe Thunderstorm Warning | LIX | Saint Tammany | 63 min |
| Feb 18, 1:32 PM CST | Special Marine Warning | LIX | 28 min | |
| Feb 18, 2:02 PM CST | Special Marine Warning | LIX | 58 min | |
| Feb 18, 2:13 PM CST | Flash Flood Warning | LIX | Saint Tammany | 2 hr |
| Feb 18, 2:58 PM CST | Special Marine Warning | LIX | 32 min | |
| Feb 18, 3:22 PM CST | Special Marine Warning | LIX | 53 min | |
| Feb 18, 3:24 PM CST | Special Marine Warning | LIX | 66 min | |
| Feb 18, 4:05 PM CST | Special Marine Warning | LIX | 40 min | |
| Feb 18, 5:53 PM CST | Special Marine Warning | LIX | 97 min | |
| Feb 18, 8:49 AM CST | River Flood Warning | LIX | Pike | 36 hr |
| Feb 18, 9:30 AM CST | River Flood Warning | LIX | Pearl River | 26 hr |
| Feb 18, 9:34 AM CST | River Flood Warning | LIX | Pearl River | 57 hr |
| Feb 18, 12:26 PM CST | Tornado Warning | LIX | Pearl River | 41 min |
| Feb 18, 12:54 PM CST | Tornado Warning | LIX | Pearl River | 14 min |
| Feb 18, 12:56 PM CST | Severe Thunderstorm Warning | LIX | Harrison | 49 min |
| Feb 18, 1:33 PM CST | Severe Thunderstorm Warning | LIX | Jackson | 21 min |
| Feb 18, 1:49 PM CST | Severe Thunderstorm Warning | LIX | Hancock, Harrison | 41 min |
| Feb 18, 1:50 PM CST | Tornado Warning | LIX | Hancock, Harrison | 40 min |
| Feb 18, 2:17 PM CST | Tornado Warning | LIX | Harrison | 28 min |
| Feb 18, 2:25 PM CST | Severe Thunderstorm Warning | LIX | Hancock, Harrison | 65 min |
| Feb 18, 3:41 PM CST | River Flood Warning | LIX | Pike, Walthall | 42 hr |
| Feb 18, 3:46 PM CST | Tornado Warning | LIX | Jackson | 29 min |
Nearby
Tornado Warnings in Louisiana, 2012Tornado Warnings in Mississippi, 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.