Alert archive / Louisiana / Tornado Warnings in 2014

Tornado Warning 15, NWS Lake Charles, LA

December 27, 2014Rapides Parish, Vernon Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Dec 27, 2014, 3:40 PM CST for Rapides Parish, Vernon Parish, Louisiana. It was in force for 35 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 27, 2014, 3:40 PM CST (21:40 UTC)
Expired
Dec 27, 2014, 4:15 PM CST
In force
35 min
Issued by
NWS Lake Charles, LA
Area
Storm-based polygon

Counties Rapides Parish, LA, Vernon Parish, LA

The radar

The Ft Polk radar (KPOE), 19 km from the middle of the area, began a volume at 21:41 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 nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 9.7 hours before the alert went out and 136 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 2014-12-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 538 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 2014-12-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 228 square meters per square second.1939587897Sfc1 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
538 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
607 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
228 m²/s²
0-3 km storm-relative helicity
274 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.6

Open this sounding in Storm Lab

The text

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

520 
WFUS54 KLCH 272140
TORLCH
LAC079-115-272215-
/O.NEW.KLCH.TO.W.0015.141227T2140Z-141227T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
340 PM CST SAT DEC 27 2014

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN RAPIDES PARISH IN CENTRAL LOUISIANA...
  NORTHERN VERNON PARISH IN WEST CENTRAL LOUISIANA...
  THIS INCLUDES...SLAGLE...LEESVILLE...ANACOCO...

* UNTIL 415 PM CST

* AT 337 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7 MILES WEST OF
  LEESVILLE...MOVING NORTHEAST AT 55 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  KURTHWOOD...HUTTON...CLIFTON AND FLATWOODS

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 3130 9272 3104 9340 3120 9350 3137 9323
      3137 9303 3135 9295 3137 9294 3137 9292
      3139 9292 3144 9284 3144 9282
TIME...MOT...LOC 2140Z 235DEG 50KT 3118 9334

$$
TINGLER
3 follow-up statements
514 
WWUS54 KLCH 272155
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
355 PM CST SAT DEC 27 2014

LAC079-115-272215-
/O.CON.KLCH.TO.W.0015.000000T0000Z-141227T2215Z/
RAPIDES LA-VERNON LA-
355 PM CST SAT DEC 27 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM CST FOR NORTHERN
VERNON AND NORTHWESTERN RAPIDES PARISHES...

AT 353 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A 
TORNADO ON RADAR.  THIS RADAR INDICATED TORNADO WAS LOCATED JUST 
NORTH OF LEESVILLE..MOVING NORTHEAST AT 35 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
SLAGLE...KURTHWOOD...HUTTON...CLIFTON...SIMPSON AND FLATWOODS

LAT...LON 3130 9272 3111 9329 3120 9336 3137 9323
      3137 9303 3135 9295 3137 9294 3137 9292
      3139 9292 3144 9284 3144 9282
TIME...MOT...LOC 2155Z 241DEG 32KT 3121 9326

$$

TINGLER
626 
WWUS54 KLCH 272208
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
408 PM CST SAT DEC 27 2014

LAC079-115-272215-
/O.CON.KLCH.TO.W.0015.000000T0000Z-141227T2215Z/
RAPIDES LA-VERNON LA-
408 PM CST SAT DEC 27 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM CST FOR
NORTHEASTERN VERNON AND NORTHWESTERN RAPIDES PARISHES...

AT 407 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
TORNADO ON RADAR.  THIS RADAR INDICATED TORNADO WAS LOCATED NEAR
SLAGLE..MOVING NORTHEAST AT 30 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
KURTHWOOD...HUTTON...CLIFTON...SIMPSON AND FLATWOODS

LAT...LON 3130 9272 3117 9319 3126 9325 3136 9315
      3137 9303 3135 9295 3137 9294 3137 9292
      3139 9292 3144 9284 3144 9282
TIME...MOT...LOC 2209Z 243DEG 26KT 3125 9317

$$

TINGLER
594 
WWUS54 KLCH 272216
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
416 PM CST SAT DEC 27 2014

LAC079-115-272226-
/O.EXP.KLCH.TO.W.0015.000000T0000Z-141227T2215Z/
RAPIDES LA-VERNON LA-
416 PM CST SAT DEC 27 2014

...THE TORNADO WARNING FOR NORTHEASTERN VERNON AND NORTHWESTERN
RAPIDES PARISHES HAS EXPIRED...

THE STORM THAT PROMPTED THE WARNING HAS WEAKENED.

LAT...LON 3130 9272 3117 9319 3126 9325 3136 9315
      3137 9303 3135 9295 3137 9294 3137 9292
      3139 9292 3144 9284 3144 9282
TIME...MOT...LOC 2208Z 243DEG 26KT 3125 9318

$$

TINGLER

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 27, 5:50 AM CSTMarine Dense Fog AdvisoryLCH6 hr
Dec 27, 8:28 AM CSTAreal Flood AdvisoryLCHSt. Mary2 hr
Dec 27, 11:23 AM CSTSpecial Weather StatementLCHBeauregard22 min
Dec 27, 11:50 AM CSTSpecial Weather StatementLCHVernon25 min
Dec 27, 3:36 PM CSTSpecial Weather StatementLCHVernon24 min

Nearby

Tornado Warnings in Louisiana, 2014Every tornado warning in 2014Tornadoes in 2014

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.