Alert archive / Louisiana / Tornado Warnings in 2013

Tornado Warning 4, NWS Lake Charles, LA

February 21, 2013Allen Parish, Evangeline Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Feb 21, 2013, 1:03 PM CST for Allen Parish, Evangeline Parish, Louisiana. It was in force for 42 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 21, 2013, 1:03 PM CST (19:03 UTC)
Expired: Feb 21, 2013, 1:45 PM CST
In force: 42 min
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon

Counties Allen Parish, LA, Evangeline Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 7.1 hours before the alert went out and 115 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 13 J/kg
Mixed-layer CIN: -343 J/kg
Mixed-layer LCL: 461 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 509 m²/s²
0-3 km storm-relative helicity: 644 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 7.8

Open this sounding in Storm Lab

The text

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

482 
WFUS54 KLCH 211903
TORLCH
LAC003-039-211945-
/O.NEW.KLCH.TO.W.0004.130221T1903Z-130221T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
103 PM CST THU FEB 21 2013

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  EVANGELINE PARISH IN CENTRAL LOUISIANA...
  THIS INCLUDES...TURKEY CREEK...MAMOU...
  EAST CENTRAL ALLEN PARISH IN SOUTHWEST LOUISIANA...

* UNTIL 145 PM CST

* AT 1258 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 8 MILES SOUTH OF
  BOND...MOVING NORTHEAST AT 60 MPH.

* THE TORNADO WILL BE NEAR...
  REDDELL BY 110 PM CST...
  PINE PRAIRIE BY 115 PM CST...
  BAYOU CHICOT...TURKEY CREEK...CHICOT STATE PARK AND INDIAN LAKE BY
  120 PM CST...

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.

&&

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

LAT...LON 3092 9226 3088 9224 3085 9224 3084 9221
      3079 9221 3077 9218 3051 9258 3060 9268
      3100 9238 3099 9236
TIME...MOT...LOC 1903Z 219DEG 55KT 3064 9255

$$

LANDRENEAU

1 follow-up statement

557 
WWUS54 KLCH 211932
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
132 PM CST THU FEB 21 2013

LAC003-039-211945-
/O.CON.KLCH.TO.W.0004.000000T0000Z-130221T1945Z/
EVANGELINE LA-ALLEN LA-
132 PM CST THU FEB 21 2013

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 PM CST FOR EAST
CENTRAL ALLEN AND EVANGELINE PARISHES...

AT 131 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
TORNADO ON RADAR.  THIS RADAR INDICATED TORNADO WAS LOCATED NEAR
BAYOU CHICOT..MOVING NORTHEAST AT 40 MPH.

THE TORNADO WILL BE NEAR...
  ST. LANDRY AND INDIAN LAKE BY 140 PM CST...

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.

&&

LAT...LON 3092 9226 3088 9224 3085 9224 3084 9221
      3079 9221 3077 9218 3051 9258 3060 9268
      3100 9238 3099 9236
TIME...MOT...LOC 1932Z 222DEG 35KT 3080 9235

$$

LANDRENEAU

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 21, 6:19 AM CST	Wind Advisory	LCH	Allen, Beauregard, Cameron, Evangeline, Lafayette, Saint Landry and 1 more	12 hr
Feb 21, 10:54 AM CST	Marine Dense Fog Advisory	LCH		4 hr
Feb 21, 12:37 PM CST	Special Weather Statement	LCH	Allen	53 min
Feb 21, 1:56 PM CST	Special Weather Statement	LCH	Avoyelles	64 min
Feb 21, 1:59 PM CST	Severe Thunderstorm Warning	LCH	Vernon	46 min
Feb 21, 2:46 PM CST	Special Weather Statement	LCH	Vernon	44 min
Feb 21, 2:53 PM CST	Tornado Warning	LCH	Vernon	22 min
Feb 21, 3:20 PM CST	Special Weather Statement	LCH	Rapides, Vernon	55 min
Feb 21, 3:28 PM CST	Severe Thunderstorm Warning	LCH	Rapides, Vernon	62 min

Nearby

Tornado Warnings in Louisiana, 2013 Every tornado warning in 2013 Tornadoes in 2013

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.