Alert archive / Louisiana / Tornado Warnings in 2012

Tornado Warning 21, NWS Lake Charles, LA

February 3, 2012Allen Parish, Evangeline Parish, Rapides Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Feb 3, 2012, 5:45 AM CST for Allen Parish, Evangeline Parish, Rapides Parish, Louisiana. It was in force for 30 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 3, 2012, 5:45 AM CST (11:45 UTC)
Expired
Feb 3, 2012, 6:15 AM CST
In force
30 min
Issued by
NWS Lake Charles, LA
Area
Storm-based polygon

Counties Allen Parish, LA, Evangeline Parish, LA, Rapides Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 11.8 hours before the alert went out and 101 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 2012-02-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 617 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 2012-02-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 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
617 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
721 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
91 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

802 
WFUS54 KLCH 031145
TORLCH
LAC003-039-079-031215-
/O.NEW.KLCH.TO.W.0021.120203T1145Z-120203T1215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
545 AM CST FRI FEB 3 2012

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN EVANGELINE PARISH IN CENTRAL LOUISIANA...
  SOUTH CENTRAL RAPIDES PARISH IN CENTRAL LOUISIANA...
  NORTHEASTERN ALLEN PARISH IN SOUTHWEST LOUISIANA...
  THIS INCLUDES OAKDALE...

* UNTIL 615 AM CST

* AT 542 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR OAKDALE...
  MOVING NORTHEAST AT 25 MPH.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

NATIONAL WEATHER SERVICE RADAR INDICATES A TORNADO MAY FORM AT ANY
TIME. TAKE COVER NOW! ABANDON MOBILE HOMES AND VEHICLES. MOVE TO AN
INTERIOR ROOM OR HALLWAY ON THE LOWEST FLOOR AWAY FROM WINDOWS.

TORNADOES AT NIGHT ARE EXTREMELY DANGEROUS. DO NOT WAIT UNTIL YOU SEE
OR HEAR THE TORNADO...IT MAY BE TOO LATE. TAKE COVER NOW!

&&

PLEASE REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE AT
337-477-5285 EXTENSION 1.

LAT...LON 3100 9266 3088 9248 3077 9265 3081 9274
TIME...MOT...LOC 1144Z 217DEG 13KT 3082 9267

$$

23
2 follow-up statements
667 
WWUS54 KLCH 031207
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
607 AM CST FRI FEB 3 2012

LAC003-031217-
/O.CAN.KLCH.TO.W.0021.000000T0000Z-120203T1215Z/
ALLEN LA-
607 AM CST FRI FEB 3 2012

...THE TORNADO WARNING FOR NORTHEASTERN ALLEN PARISH IS CANCELLED...

LAT...LON 3097 9262 3088 9248 3083 9258 3085 9260
      3090 9260 3090 9264
TIME...MOT...LOC 1207Z 229DEG 15KT 3090 9256

$$

LAC039-079-031215-
/O.CON.KLCH.TO.W.0021.000000T0000Z-120203T1215Z/
RAPIDES LA-EVANGELINE LA-
607 AM CST FRI FEB 3 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 AM CST FOR
NORTHWESTERN EVANGELINE AND SOUTH CENTRAL RAPIDES PARISHES...

AT 605 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
TORNADO.  THIS TORNADO WAS LOCATED OVER NORTHWESTERN EVANGELINE
PARISH..MOVING NORTHEAST AT 25 MPH.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORNADOES AT NIGHT ARE EXTREMELY DANGEROUS. DO NOT WAIT UNTIL YOU SEE
OR HEAR THE TORNADO...IT MAY BE TOO LATE. TAKE COVER NOW!

&&

LAT...LON 3097 9262 3088 9248 3083 9258 3085 9260
      3090 9260 3090 9264
TIME...MOT...LOC 1207Z 229DEG 15KT 3090 9256

$$

MM
640 
WWUS54 KLCH 031218
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
618 AM CST FRI FEB 3 2012

LAC039-079-031227-
/O.EXP.KLCH.TO.W.0021.000000T0000Z-120203T1215Z/
RAPIDES LA-EVANGELINE LA-
618 AM CST FRI FEB 3 2012

...THE TORNADO WARNING FOR NORTHWESTERN EVANGELINE AND SOUTH CENTRAL
RAPIDES PARISHES HAS EXPIRED...

THE THUNDERSTORM AND POSSIBLE TORNADO WHICH PROMPTED THE WARNING HAS 
WEAKENED AND IS NO LONGER CONSIDERED A THREAT. 

LAT...LON 3097 9262 3088 9248 3083 9258 3085 9260
      3090 9260 3090 9264
TIME...MOT...LOC 1207Z 229DEG 15KT 3090 9256

$$

MM

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 2, 7:40 PM CSTDense Fog AdvisoryLCHCameron11 hr
Feb 3, 5:14 AM CSTTornado WarningLCHAllen, Evangeline, Rapides31 min
Feb 3, 7:35 AM CSTAreal Flood AdvisoryLCHAllen, Evangeline, Rapides115 min
Feb 3, 8:58 AM CSTAreal Flood AdvisoryLCHAvoyelles, Rapides2 hr
Feb 3, 9:18 AM CSTTornado WarningLCHVernon27 min
Feb 3, 9:56 AM CSTRiver Flood WarningLCHAllen10 days
Feb 3, 9:56 AM CSTRiver Flood WarningLCHAllen, Jefferson Davis8 days
Feb 3, 9:56 AM CSTRiver Flood WarningLCHAllen7 days
Feb 3, 10:17 AM CSTRiver Flood WarningLCHCalcasieu12 days
Feb 3, 10:17 AM CSTRiver Flood WarningLCHAcadia, Allen, Evangeline, Jefferson Davis6 days
Feb 3, 10:57 AM CSTFlash Flood WarningLCHAllen, Avoyelles, Evangeline, Rapides3 hr
Feb 3, 12:38 PM CSTTornado WarningLCHAvoyelles22 min
Feb 3, 1:17 PM CSTTornado WarningLCHAvoyelles28 min
Feb 3, 2:04 PM CSTAreal Flood WarningLCHAllen, Avoyelles, Evangeline, Rapides, Vernon6 hr

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.