Alert archive / Louisiana / Tornado Warnings in 2021

Tornado Warning 71, NWS Lake Charles, LA

December 6, 2021Rapides Parish, Vernon Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Dec 6, 2021, 7:10 AM 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 6, 2021, 7:10 AM CST (13:10 UTC)
Expired
Dec 6, 2021, 7:45 AM CST
In force
35 min
Issued by
NWS Lake Charles, LA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Rapides Parish, LA, Vernon Parish, LA

The radar

The Ft Polk radar (KPOE), 6 km from the middle of the area, began a volume at 13:12 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, 1.2 hours before the alert went out and 121 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 2021-12-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1185 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 2021-12-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 134 square meters per square second.19395878Sfc1 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
1185 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
725 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
134 m²/s²
0-3 km storm-relative helicity
186 m²/s²
Significant tornado parameter
0.8
Supercell composite
7.2

Open this sounding in Storm Lab

The text

As transmitted.

324 
WFUS54 KLCH 061310
TORLCH
LAC079-115-061345-
/O.NEW.KLCH.TO.W.0071.211206T1310Z-211206T1345Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lake Charles LA
710 AM CST Mon Dec 6 2021

The National Weather Service in Lake Charles has issued a

* Tornado Warning for...
  West central Rapides Parish in central Louisiana...
  Northeastern Vernon Parish in west central Louisiana...

* Until 745 AM CST.
    
* At 709 AM CST, a severe thunderstorm capable of producing a tornado
  was located near Slagle, moving east at 30 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Lacamp around 720 AM CST.
  Leander around 730 AM CST.
  Sieper around 735 AM CST.
  Hineston around 740 AM CST.
  Otis, Elmer and Gardner around 745 AM CST.

Other locations impacted by this tornadic thunderstorm include
Calcasieu and Simpson.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to an interior room on the lowest floor of a
sturdy building. Avoid windows. If you are outdoors, in a mobile
home, or in a vehicle, move to the closest substantial shelter and
protect yourself from flying debris.

&&

LAT...LON 3115 9308 3126 9307 3131 9268 3105 9268
TIME...MOT...LOC 1309Z 273DEG 27KT 3120 9302 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

24
2 follow-up statements
224 
WWUS54 KLCH 061324
SVSLCH

Severe Weather Statement
National Weather Service Lake Charles LA
724 AM CST Mon Dec 6 2021

LAC079-115-061345-
/O.CON.KLCH.TO.W.0071.000000T0000Z-211206T1345Z/
Rapides LA-Vernon LA-
724 AM CST Mon Dec 6 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 AM CST FOR WEST
CENTRAL RAPIDES AND EAST CENTRAL VERNON PARISHES...
    
At 723 AM CST, a severe thunderstorm capable of producing a tornado
was located over Lacamp, or 9 miles west of Hineston, moving east at
25 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Leander and Sieper around 735 AM CST.
  Hineston and Otis around 745 AM CST.
  Elmer around 755 AM CST.

Other locations impacted by this tornadic thunderstorm include
Calcasieu.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3114 9299 3125 9298 3131 9268 3105 9268
TIME...MOT...LOC 1323Z 284DEG 23KT 3118 9292 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

24
842 
WWUS54 KLCH 061335
SVSLCH

Severe Weather Statement
National Weather Service Lake Charles LA
735 AM CST Mon Dec 6 2021

LAC079-115-061345-
/O.EXP.KLCH.TO.W.0071.000000T0000Z-211206T1345Z/
Rapides LA-Vernon LA-
735 AM CST Mon Dec 6 2021

...THE TORNADO WARNING FOR WEST CENTRAL RAPIDES AND EAST CENTRAL
VERNON PARISHES WILL EXPIRE AT 745 AM CST...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.

LAT...LON 3114 9299 3125 9298 3131 9268 3105 9268
TIME...MOT...LOC 1335Z 273DEG 27KT 3118 9282 

$$

24

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 6, 3:00 AM CSTSmall Craft AdvisoryLCH21 hr
Dec 6, 6:24 AM CSTSpecial Weather StatementLCHVernon36 min
Dec 6, 6:37 AM CSTTornado WarningLCHVernon23 min
Dec 6, 7:01 AM CSTSpecial Weather StatementLCHVernon29 min
Dec 6, 8:09 AM CSTTornado WarningLCHRapides15 min
Dec 6, 10:40 AM CSTSevere Thunderstorm WarningLCHRapides35 min

Nearby

Tornado Warnings in Louisiana, 2021Every tornado warning in 2021Tornadoes in 2021

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.