Alert archive / Louisiana / Tornado Warnings in 2009

Tornado Warning 2, NWS Lake Charles, LA

February 14, 2009Saint Landry Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Feb 14, 2009, 2:21 AM CST for Saint Landry Parish, Louisiana. It was in force for 24 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 14, 2009, 2:21 AM CST (08:21 UTC)
Expired
Feb 14, 2009, 2:45 AM CST
In force
24 min
Issued by
NWS Lake Charles, LA
Area
Storm-based polygon

County Saint Landry Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 8.4 hours before the alert went out and 150 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, Lake Charles Mun, LA at 00:00Z on 2009-02-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 767 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lake Charles Mun, LA at 00:00Z on 2009-02-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 square meters per square second.1939587897Sfc1 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
767 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
554 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
108 m²/s²
Significant tornado parameter
0.2
Supercell composite
0.9

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KLCH 140821
TORLCH
LAC097-140845-
/O.NEW.KLCH.TO.W.0002.090214T0821Z-090214T0845Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
221 AM CST SAT FEB 14 2009

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN ST. LANDRY PARISH IN CENTRAL LOUISIANA...
  THIS INCLUDES...PALMETTO...MELVILLE...

* UNTIL 245 AM CST

* AT 218 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 8 MILES WEST OF
  PALMETTO...MOVING EAST AT 50 MPH.

* THE TORNADO WILL BE NEAR...
  MELVILLE BY 240 AM CST...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A SMALL INTERIOR ROOM.
GET 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 3063 9174 3065 9212 3085 9212 3086 9180
      3085 9179 3082 9180 3081 9177 3078 9175
      3075 9175 3074 9173 3071 9173
TIME...MOT...LOC 0821Z 269DEG 44KT 3076 9199

$$

LANDRENEAU
1 follow-up statement
000 
WWUS54 KLCH 140838
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
238 AM CST SAT FEB 14 2009

LAC097-140845-
/O.CON.KLCH.TO.W.0002.000000T0000Z-090214T0845Z/
ST. LANDRY LA-
237 AM CST SAT FEB 14 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 AM CST FOR
NORTHEASTERN ST. LANDRY PARISH...

AT 232 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A POSSIBLE TORNADO 6 MILES NORTHEAST OF PALMETTO...MOVING 
EAST AT 50 MPH. THIS STORM IS ALSO CAPABLE OF PRODUCING QUARTER 
SIZED HAIL ALONG WITH WIND GUSTS OVER 60 MPH.

LAT...LON 3068 9191 3085 9194 3086 9180 3085 9179
      3082 9180 3081 9177 3078 9175 3075 9175
      3074 9173 3071 9173 3068 9173
TIME...MOT...LOC 0837Z 269DEG 44KT 3076 9178

$$

LANDRENEAU

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 14, 1:44 AM CSTSevere Thunderstorm WarningLCHAllen, Avoyelles, Evangeline, Rapides, Saint Landry46 min
Feb 14, 3:10 PM CSTSpecial Marine WarningLCH50 min

Nearby

Tornado Warnings in Louisiana, 2009Every tornado warning in 2009Tornadoes in 2009

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.