Alert archive / Louisiana / Tornado Warnings in 2012

Tornado Warning 1, NWS Lake Charles, LA

January 9, 2012Beauregard Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Jan 9, 2012, 5:17 AM CST for Beauregard 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: Jan 9, 2012, 5:17 AM CST (11:17 UTC)
Expired: Jan 9, 2012, 5:45 AM CST
In force: 28 min
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon

County Beauregard Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 11.3 hours before the alert went out and 75 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: 213 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 878 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 12 m²/s²
0-3 km storm-relative helicity: 40 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

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

826 
WFUS54 KLCH 091117
TORLCH
LAC011-091145-
/O.NEW.KLCH.TO.W.0001.120109T1117Z-120109T1145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
517 AM CST MON JAN 9 2012

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN BEAUREGARD PARISH IN SOUTHWEST LOUISIANA...
  THIS INCLUDES...SINGER...MERRYVILLE...DE RIDDER...

* UNTIL 545 AM CST

* AT 515 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR SINGER...
  MOVING NORTHEAST AT 25 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  JUNCTION AND TULLA

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 3088 9302 3053 9347 3064 9364 3087 9347
      3088 9344
TIME...MOT...LOC 1117Z 217DEG 21KT 3067 9349

$$

23

1 follow-up statement

225 
WWUS54 KLCH 091133
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
533 AM CST MON JAN 9 2012

LAC011-091145-
/O.CON.KLCH.TO.W.0001.000000T0000Z-120109T1145Z/
BEAUREGARD LA-
533 AM CST MON JAN 9 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 AM CST FOR NORTH
CENTRAL BEAUREGARD PARISH...

AT 530 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
TORNADO.  THIS TORNADO WAS LOCATED NEAR SINGER..MOVING NORTHEAST AT
25 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO DE
RIDDER

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!

&&

LAT...LON 3088 9304 3058 9341 3068 9357 3088 9340
      3088 9323
TIME...MOT...LOC 1133Z 217DEG 21KT 3070 9342

$$

MM

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 8, 8:54 PM CST	Marine Dense Fog Advisory	LCH		10 hr
Jan 8, 9:02 PM CST	Dense Fog Advisory	LCH	Cameron, Lafayette, Saint Martin	10 hr
Jan 9, 4:19 AM CST	Severe Thunderstorm Warning	LCH	Beauregard	41 min
Jan 9, 5:49 AM CST	Tornado Warning	LCH	Beauregard	26 min
Jan 9, 6:18 AM CST	Tornado Warning	LCH	Beauregard, Vernon	42 min
Jan 9, 12:08 PM CST	Areal Flood Advisory	LCH	Vernon	4 hr
Jan 9, 2:04 PM CST	Special Marine Warning	LCH		56 min
Jan 9, 3:02 PM CST	Special Marine Warning	LCH		58 min
Jan 9, 3:22 PM CST	Areal Flood Advisory	LCH	Calcasieu	4 hr
Jan 9, 5:02 PM CST	Special Marine Warning	LCH		88 min

Nearby

Tornado Warnings in Louisiana, 2012 Every tornado warning in 2012 Tornadoes 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.