Alert archive / Louisiana / Tornado Warnings in 2012

Tornado Warning 2, NWS New Orleans, LA

January 26, 2012Plaquemines Parish, Louisiana

NWS New Orleans, LA issued this tornado warning at Jan 26, 2012, 7:37 AM CST for Plaquemines Parish, Louisiana. It was in force for 23 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
Jan 26, 2012, 7:37 AM CST (13:37 UTC)
Expired
Jan 26, 2012, 8:00 AM CST
In force
23 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon

County Plaquemines Parish, LA

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 26, 4:18 AM CSTTornado WatchSPC7 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 1.6 hours before the alert went out and 102 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.

Skew-T log-pSkew-T log-p diagram, Slidell Radar S, LA at 12:00Z on 2012-01-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1176 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 12:00Z on 2012-01-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 354 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1176 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
461 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
354 m²/s²
0-3 km storm-relative helicity
359 m²/s²
Significant tornado parameter
2.6
Supercell composite
10.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

528 
WFUS54 KLIX 261337
TORLIX
LAC075-261400-
/O.NEW.KLIX.TO.W.0002.120126T1337Z-120126T1400Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
737 AM CST THU JAN 26 2012

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL PLAQUEMINES PARISH IN SOUTHEAST LOUISIANA...

* UNTIL 800 AM CST

* AT 737 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES SOUTH OF
  BURAS...OR 21 MILES SOUTHEAST OF PORT SULPHUR...MOVING NORTH AT 35
  MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  BOOTHVILLE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW! IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

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 NOON CST THURSDAY FOR
SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.

&&

LAT...LON 2924 8957 2946 8953 2946 8951 2943 8952
      2939 8951 2941 8946 2940 8945 2940 8940
      2938 8932 2936 8936 2936 8934 2935 8933
      2919 8944
TIME...MOT...LOC 1337Z 197DEG 29KT 2928 8948

$$

7/ARM
2 follow-up statements
082 
WWUS54 KLIX 261345
SVSLIX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
745 AM CST THU JAN 26 2012

LAC075-261400-
/O.CON.KLIX.TO.W.0002.000000T0000Z-120126T1400Z/
PLAQUEMINES LA-
745 AM CST THU JAN 26 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 AM CST FOR CENTRAL
PLAQUEMINES PARISH...

AT 745 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A TORNADO.  THIS TORNADO WAS LOCATED NEAR BURAS...OR 19 MILES
SOUTHEAST OF PORT SULPHUR...MOVING NORTH AT 35 MPH.

THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE
INDICATED PARISH.

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 NOON CST THURSDAY FOR
SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.

&&

LAT...LON 2926 8941 2931 8953 2946 8953 2946 8951
      2943 8952 2939 8951 2941 8946 2940 8945
      2940 8940 2938 8932 2936 8936 2936 8934
      2935 8933
TIME...MOT...LOC 1345Z 197DEG 29KT 2934 8946

$$

7/ARM
284 
WWUS54 KLIX 261352
SVSLIX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
752 AM CST THU JAN 26 2012

LAC075-261400-
/O.CON.KLIX.TO.W.0002.000000T0000Z-120126T1400Z/
PLAQUEMINES LA-
752 AM CST THU JAN 26 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 AM CST FOR CENTRAL
PLAQUEMINES PARISH...

AT 747 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A TORNADO.  THIS TORNADO WAS LOCATED NEAR BURAS...OR 18 MILES
SOUTHEAST OF PORT SULPHUR...MOVING NORTH 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 NOON CST THURSDAY FOR
SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.

&&

LAT...LON 2931 8937 2935 8951 2939 8951 2941 8946
      2940 8945 2940 8940 2938 8932 2936 8936
      2936 8934 2935 8933
TIME...MOT...LOC 1352Z 197DEG 29KT 2939 8944

$$

7/ARM

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 25, 7:45 PM CSTFlash Flood WatchLIXAssumption, East Baton Rouge, East Feliciana, Iberville, Pointe Coupee, Saint Bernard and 7 more15 hr
Jan 25, 9:50 PM CSTAreal Flood AdvisoryLIXAscension, Assumption, East Baton Rouge, East Feliciana, Iberville, Jefferson and 11 more224 days
Jan 25, 11:05 PM CSTAreal Flood AdvisoryLIXEast Baton Rouge, East Feliciana, Iberville, Pointe Coupee, Saint Helena, West Baton Rouge and 1 more55 min
Jan 26, 12:01 AM CSTFlash Flood WarningLIXEast Baton Rouge, East Feliciana, Iberville, Livingston, Saint Helena, West Baton Rouge3 hr
Jan 26, 2:50 AM CSTSpecial Marine WarningLIX25 min
Jan 26, 3:18 AM CSTSpecial Marine WarningLIX57 min
Jan 26, 3:29 AM CSTSpecial Marine WarningLIX31 min
Jan 26, 4:18 AM CSTSpecial Marine WarningLIX57 min
Jan 26, 4:23 AM CSTAreal Flood AdvisoryLIXWashington112 min
Jan 26, 4:27 AM CSTAreal Flood AdvisoryLIXLivingston, Saint Tammany, Tangipahoa2 hr
Jan 26, 4:30 AM CSTSmall Craft AdvisoryLIX26 hr
Jan 26, 5:15 AM CSTSpecial Marine WarningLIX60 min
Jan 26, 5:34 AM CSTSpecial Marine WarningLIX56 min
Jan 26, 6:00 AM CSTFlash Flood WarningLIXJefferson, Orleans, Plaquemines, Saint Bernard107 min
Jan 26, 6:07 AM CSTSpecial Marine WarningLIX23 min
Jan 26, 6:17 AM CSTSpecial Marine WarningLIX118 min
Jan 26, 6:30 AM CSTSpecial Marine WarningLIX30 min
Jan 26, 7:12 AM CSTTornado WarningLIXPlaquemines33 min
Jan 26, 7:21 AM CSTSpecial Marine WarningLIX54 min
Jan 26, 7:33 AM CSTSpecial Marine WarningLIX27 min
Jan 26, 7:55 AM CSTSpecial Marine WarningLIX2 hr
Jan 26, 8:04 AM CSTSpecial Marine WarningLIX56 min
Jan 26, 8:15 AM CSTSpecial Marine WarningLIX60 min
Jan 26, 8:59 AM CSTSpecial Marine WarningLIX61 min
Jan 26, 9:24 AM CSTRiver Flood WarningLIXSaint Tammany, Washington6 days
Jan 26, 9:24 AM CSTRiver Flood WarningLIXSaint Tammany6 days
Jan 26, 9:59 AM CSTRiver Flood WarningLIXTangipahoa33 hr
Jan 26, 9:59 AM CSTRiver Flood WarningLIXTangipahoa47 hr
Jan 26, 10:21 AM CSTRiver Flood WarningLIXEast Baton Rouge, Livingston72 hr
Jan 26, 10:21 AM CSTRiver Flood WarningLIXEast Baton Rouge23 hr
Jan 26, 10:24 AM CSTRiver Flood WarningLIXSaint Tammany8 days
Jan 26, 10:25 AM CSTSpecial Marine WarningLIX50 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.