Alert archive / Louisiana / Tornado Warnings in 2012

Tornado Warning 63, NWS Lake Charles, LA

December 25, 2012Acadia Parish, Vermilion Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Dec 25, 2012, 7:20 AM CST for Acadia Parish, Vermilion Parish, Louisiana. It was in force for 25 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
Dec 25, 2012, 7:20 AM CST (13:20 UTC)
Expired
Dec 25, 2012, 7:45 AM CST
In force
25 min
Issued by
NWS Lake Charles, LA
Area
Storm-based polygon

Counties Acadia Parish, LA, Vermilion Parish, LA

The radar

The Lake Charles radar (KLCH), 68 km from the middle of the area, began a volume at 13:22 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Dec 25, 1:37 AM CSTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 1.3 hours before the alert went out and 66 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 2012-12-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1505 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 12:00Z on 2012-12-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 265 square meters per square second.1939587897117Sfc1 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
1505 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
500 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
265 m²/s²
0-3 km storm-relative helicity
353 m²/s²
Significant tornado parameter
0.0
Supercell composite
10.9

Open this sounding in Storm Lab

The text

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

408 
WFUS54 KLCH 251320
TORLCH
LAC001-113-251345-
/O.NEW.KLCH.TO.W.0063.121225T1320Z-121225T1345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
720 AM CST TUE DEC 25 2012

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  ACADIA PARISH IN SOUTHWEST LOUISIANA...
  THIS INCLUDES...RAYNE...CROWLEY...
  NORTHWESTERN VERMILION PARISH IN SOUTHWEST LOUISIANA...
  THIS INCLUDES GUEYDAN...

* UNTIL 745 AM CST

* AT 718 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR GUEYDAN...
  MOVING NORTHEAST AT 45 MPH.

* THE TORNADO WILL BE NEAR...
  MORSE BY 730 AM CST...
  LYONS POINT AND EGAN BY 735 AM CST...
  CROWLEY BY 740 AM CST...
  RAYNE...MAXIE AND BRANCH BY 745 AM 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.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 AM CST
TUESDAY MORNING FOR SOUTHWESTERN LOUISIANA AND SOUTHEAST TEXAS.

&&

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

LAT...LON 2996 9262 3004 9262 3004 9269 3007 9267
      3008 9263 3009 9262 3011 9263 3042 9236
      3027 9216 3020 9225 3019 9225 2991 9254
TIME...MOT...LOC 1321Z 219DEG 39KT 3004 9255

$$

27 BRAZZELL
3 follow-up statements
073 
WWUS54 KLCH 251328
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
728 AM CST TUE DEC 25 2012

LAC001-113-251345-
/O.CON.KLCH.TO.W.0063.000000T0000Z-121225T1345Z/
ACADIA LA-VERMILION LA-
728 AM CST TUE DEC 25 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 AM CST FOR
NORTHWESTERN VERMILION AND ACADIA PARISHES...

AT 727 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
TORNADO ON RADAR.  THIS RADAR INDICATED TORNADO WAS LOCATED NEAR
RICEVILLE..MOVING NORTHEAST AT 45 MPH.

RADAR ALSO INDICATED ANOTHER POSSIBLE DEVELOPING TORNADO BETWEEN 
BRANCH AND RAYNE ALSO MOVING TO THE NORTHEAST AT 45 MPH. 

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
MORSE...MIDLAND...LYONS POINT...ESTHERWOOD...EGAN...CROWLEY...
MAXIE...RAYNE AND BRANCH

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION...STAY INDOORS AND AVOID WINDOWS. MOVE TO AN
INTERIOR HALLWAY OR SMALL ROOM SUCH AS A CLOSET.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 PM CST TUESDAY AFTERNOON
FOR SOUTHWESTERN LOUISIANA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS
IN EFFECT UNTIL 900 AM CST TUESDAY MORNING FOR SOUTHWESTERN LOUISIANA
AND SOUTHEAST TEXAS.

&&

LAT...LON 2999 9258 3011 9263 3042 9236 3027 9216
      3020 9225 3019 9225 2997 9248
TIME...MOT...LOC 1328Z 219DEG 39KT 3010 9249

$$

BRAZZELL
004 
WWUS54 KLCH 251337
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
737 AM CST TUE DEC 25 2012

LAC113-251345-
/O.CAN.KLCH.TO.W.0063.000000T0000Z-121225T1345Z/
VERMILION LA-
737 AM CST TUE DEC 25 2012

...THE TORNADO WARNING FOR NORTHWESTERN VERMILION PARISH IS
CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 PM CST TUESDAY AFTERNOON
FOR SOUTHWESTERN LOUISIANA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS
IN EFFECT UNTIL 900 AM CST TUESDAY MORNING FOR SOUTHWESTERN LOUISIANA
AND SOUTHEAST TEXAS.

LAT...LON 3007 9250 3011 9255 3010 9259 3011 9262
      3042 9236 3027 9216 3020 9225 3019 9225
      3005 9242
TIME...MOT...LOC 1335Z 212DEG 55KT 3019 9243

$$

LAC001-251345-
/O.CON.KLCH.TO.W.0063.000000T0000Z-121225T1345Z/
ACADIA LA-
737 AM CST TUE DEC 25 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 AM CST FOR ACADIA
PARISH...

AT 731 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A A 
POSSIBLE TORNADO ON RADAR.  THIS RADAR INDICATED TORNADO WAS LOCATED 
NEAR MORSE..MOVING NORTHEAST AT 45 MPH. ANOTHER AREA OF ROTATION IS 
NOTED NEAR BRANCH. 

BOTH OF THESE STORMS HAVE SHOWN WEAKENING SIGNS OVER THE PAST FEW 
MINUTES.



OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
CROWLEY...RAYNE...MAXIE AND BRANCH

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION...STAY INDOORS AND AVOID WINDOWS. MOVE TO AN
INTERIOR HALLWAY OR SMALL ROOM SUCH AS A CLOSET.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 PM CST TUESDAY AFTERNOON
FOR SOUTHWESTERN LOUISIANA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS
IN EFFECT UNTIL 900 AM CST TUESDAY MORNING FOR SOUTHWESTERN LOUISIANA
AND SOUTHEAST TEXAS.

&&

LAT...LON 3007 9250 3011 9255 3010 9259 3011 9262
      3042 9236 3027 9216 3020 9225 3019 9225
      3005 9242
TIME...MOT...LOC 1335Z 212DEG 55KT 3019 9243

$$
870 
WWUS54 KLCH 251341
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
741 AM CST TUE DEC 25 2012

LAC001-251351-
/O.EXP.KLCH.TO.W.0063.000000T0000Z-121225T1345Z/
ACADIA LA-
741 AM CST TUE DEC 25 2012

...THE TORNADO WARNING FOR ACADIA PARISH WILL EXPIRE AT 745 AM CST...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 PM CST TUESDAY AFTERNOON
FOR SOUTHWESTERN LOUISIANA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS
IN EFFECT UNTIL 900 AM CST TUESDAY MORNING FOR SOUTHWESTERN LOUISIANA
AND SOUTHEAST TEXAS.

LAT...LON 3007 9250 3011 9255 3010 9259 3011 9262
      3042 9236 3027 9216 3020 9225 3019 9225
      3005 9242
TIME...MOT...LOC 1341Z 212DEG 55KT 3027 9237

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 24, 8:52 PM CSTDense Fog AdvisoryLCHCameron, Lafayette, Saint Martin6 hr
Dec 25, 2:11 AM CSTSpecial Weather StatementLCHJefferson Davis34 min
Dec 25, 2:17 AM CSTSevere Thunderstorm WarningLCHAcadia, Jefferson Davis58 min
Dec 25, 2:39 AM CSTTornado WarningLCHAcadia, Jefferson Davis36 min
Dec 25, 2:48 AM CSTSpecial Weather StatementLCHBeauregard42 min
Dec 25, 3:14 AM CSTSpecial Weather StatementLCHVernon61 min
Dec 25, 3:17 AM CSTSpecial Weather StatementLCHAcadia, Allen, Avoyelles, Evangeline, Rapides, Saint Landry58 min
Dec 25, 3:24 AM CSTSevere Thunderstorm WarningLCHAllen, Beauregard, Vernon19 min
Dec 25, 4:05 AM CSTSpecial Weather StatementLCHSaint Landry25 min
Dec 25, 4:11 AM CSTSevere Thunderstorm WarningLCHAvoyelles, Saint Landry39 min
Dec 25, 4:17 AM CSTWind AdvisoryLCHAllen, Avoyelles, Beauregard, Cameron, Evangeline, Lafayette and 4 more26 hr
Dec 25, 4:19 AM CSTSpecial Weather StatementLCHVernon41 min
Dec 25, 5:02 AM CSTSpecial Weather StatementLCHRapides43 min
Dec 25, 5:46 AM CSTSpecial Weather StatementLCHVermilion44 min
Dec 25, 6:15 AM CSTSpecial Weather StatementLCHSaint Martin45 min
Dec 25, 6:44 AM CSTSpecial Weather StatementLCHVermilion46 min
Dec 25, 7:44 AM CSTSpecial Weather StatementLCHSaint Landry46 min
Dec 25, 9:26 AM CSTSpecial Weather StatementLCHRapides34 min
Dec 25, 9:41 AM CSTSpecial Weather StatementLCHRapides34 min
Dec 25, 11:37 AM CSTSevere Thunderstorm WarningLCHBeauregard, Calcasieu, Rapides, Vernon68 min
Dec 25, 11:54 AM CSTTornado WarningLCHVernon36 min
Dec 25, 11:58 AM CSTSpecial Marine WarningLCH92 min
Dec 25, 12:20 PM CSTSevere Thunderstorm WarningLCHBeauregard, Calcasieu, Cameron55 min
Dec 25, 12:23 PM CSTTornado WarningLCHRapides, Vernon37 min
Dec 25, 12:27 PM CSTSevere Thunderstorm WarningLCHCameron63 min
Dec 25, 12:37 PM CSTSevere Thunderstorm WarningLCHAllen, Avoyelles, Beauregard, Evangeline, Rapides, Saint Landry and 1 more53 min
Dec 25, 12:40 PM CSTTornado WarningLCHRapides, Vernon35 min
Dec 25, 12:51 PM CSTSevere Thunderstorm WarningLCHAcadia, Allen, Beauregard, Calcasieu, Cameron, Evangeline and 3 more54 min
Dec 25, 12:53 PM CSTTornado WarningLCHAvoyelles, Rapides22 min
Dec 25, 1:29 PM CSTSevere Thunderstorm WarningLCHAllen, Avoyelles, Evangeline, Rapides, Saint Landry61 min
Dec 25, 1:30 PM CSTSpecial Marine WarningLCH90 min
Dec 25, 1:51 PM CSTSevere Thunderstorm WarningLCHAcadia, Calcasieu, Jefferson Davis, Lafayette, Saint Landry, Vermilion54 min
Dec 25, 2:08 PM CSTTornado WarningLCHAvoyelles7 min
Dec 25, 2:29 PM CSTSevere Thunderstorm WarningLCHAvoyelles, Saint Landry31 min
Dec 25, 2:42 PM CSTSevere Thunderstorm WarningLCHAcadia, Iberia, Lafayette, Saint Landry, Saint Martin, Vermilion63 min
Dec 25, 2:46 PM CSTLow Water AdvisoryLCH23 hr
Dec 25, 2:54 PM CSTSpecial Marine WarningLCH66 min
Dec 25, 3:50 PM CSTSpecial Weather StatementLCHSaint Martin55 min
Dec 25, 3:56 PM CSTSpecial Marine WarningLCH64 min
Dec 25, 5:14 PM CSTSpecial Marine WarningLCH16 min

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; radar from the NEXRAD Level II archive.