Alert archive / Louisiana / Tornado Warnings in 2012

Tornado Warning 25, NWS Lake Charles, LA

February 3, 2012Avoyelles Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Feb 3, 2012, 1:17 PM CST for Avoyelles Parish, Louisiana. It was in force for 28 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, 1:17 PM CST (19:17 UTC)
Expired
Feb 3, 2012, 1:45 PM CST
In force
28 min
Issued by
NWS Lake Charles, LA
Area
Storm-based polygon

County Avoyelles Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 7.3 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 12:00Z on 2012-02-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 844 joules per kilogram.LCLEL10008507005003002001001 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 12:00Z on 2012-02-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 132 square meters per square second.193958Sfc1 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
844 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
448 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
132 m²/s²
0-3 km storm-relative helicity
216 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.8

Open this sounding in Storm Lab

The text

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

459 
WFUS54 KLCH 031917
TORLCH
LAC009-031945-
/O.NEW.KLCH.TO.W.0025.120203T1917Z-120203T1945Z/

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

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN AVOYELLES PARISH IN CENTRAL LOUISIANA...
  THIS INCLUDES...MOREAUVILLE...MARKSVILLE...BUNKIE...

* UNTIL 145 PM CST

* AT 113 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR
  EVERGREEN...MOVING NORTHEAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  COTTONPORT AND HESSMER BY 130 PM CST...
  MOREAUVILLE AND MANSURA BY 140 PM CST...
  MARKSVILLE BY 145 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN AN INTERIOR HALLWAY OR
SMALL ROOM LIKE A CLOSET ON THE LOWEST FLOOR. STAY AWAY FROM WINDOWS
AND USE PILLOWS OR BLANKETS TO COVER YOUR BODY.

&&

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

LAT...LON 3114 9205 3108 9183 3088 9211 3096 9220
TIME...MOT...LOC 1916Z 220DEG 20KT 3094 9211

$$

04
1 follow-up statement
925 
WWUS54 KLCH 031947
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
147 PM CST FRI FEB 3 2012

LAC009-031956-
/O.EXP.KLCH.TO.W.0025.000000T0000Z-120203T1945Z/
AVOYELLES LA-
147 PM CST FRI FEB 3 2012

...THE TORNADO WARNING FOR SOUTHERN AVOYELLES PARISH HAS EXPIRED...

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

LAT...LON 3114 9205 3108 9183 3088 9211 3096 9220
TIME...MOT...LOC 1917Z 220DEG 20KT 3094 9211

$$

04

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, 5:45 AM CSTTornado WarningLCHAllen, Evangeline, Rapides30 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, 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.