Alert archive / Louisiana / Tornado Warnings in 2021

Tornado Warning 57, NWS Lake Charles, LA

September 14, 2021Cameron Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Sep 14, 2021, 1:32 AM CDT for Cameron 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
Sep 14, 2021, 1:32 AM CDT (06:32 UTC)
Expired
Sep 14, 2021, 2:00 AM CDT
In force
28 min
Issued by
NWS Lake Charles, LA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

County Cameron Parish, LA

The radar

The Lake Charles radar (KLCH), 53 km from the middle of the area, began a volume at 06:36 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 00:00Z, 6.5 hours before the alert went out and 52 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 00:00Z on 2021-09-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 528 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2021-09-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.193958Sfc1 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
528 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
794 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
327 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.3

Open this sounding in Storm Lab

The text

As transmitted.

002 
WFUS54 KLCH 140632
TORLCH
LAC023-140700-
/O.NEW.KLCH.TO.W.0057.210914T0632Z-210914T0700Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lake Charles LA
132 AM CDT Tue Sep 14 2021

The National Weather Service in Lake Charles has issued a

* Tornado Warning for...
  Eastern Cameron Parish in southwestern Louisiana...

* Until 200 AM CDT.
    
* At 125 AM CDT, a severe thunderstorm capable of producing a tornado
  was located near Rockefeller Wildlife Range, moving northwest 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 tornadic thunderstorm will remain over mainly rural areas of
  eastern Cameron Parish.

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 2988 9301 3003 9276 2978 9261 2970 9261
      2962 9275
TIME...MOT...LOC 0625Z 145DEG 20KT 2974 9272 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

13
2 follow-up statements
260 
WWUS54 KLCH 140650
SVSLCH

Severe Weather Statement
National Weather Service Lake Charles LA
150 AM CDT Tue Sep 14 2021

LAC023-140700-
/O.CON.KLCH.TO.W.0057.000000T0000Z-210914T0700Z/
Cameron LA-
150 AM CDT Tue Sep 14 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 200 AM CDT FOR
NORTHEASTERN CAMERON PARISH...
    
At 149 AM CDT, a severe thunderstorm capable of producing a tornado
was located 11 miles south of Lowry, or 12 miles north of Rockefeller
Wildlife Range, moving northwest 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.

Locations impacted include...
Lowry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 2982 9265 2974 9283 2990 9297 3003 9276
      2987 9267
TIME...MOT...LOC 0649Z 153DEG 20KT 2985 9278 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

13
127 
WWUS54 KLCH 140659
SVSLCH

Severe Weather Statement
National Weather Service Lake Charles LA
159 AM CDT Tue Sep 14 2021

LAC023-140709-
/O.EXP.KLCH.TO.W.0057.000000T0000Z-210914T0700Z/
Cameron LA-
159 AM CDT Tue Sep 14 2021

...THE TORNADO WARNING FOR NORTHEASTERN CAMERON PARISH WILL EXPIRE AT
200 AM CDT...
                
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 2982 9265 2974 9283 2990 9297 3003 9276
      2987 9267
TIME...MOT...LOC 0659Z 136DEG 23KT 2989 9283 

$$

13

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 14, 8:19 AM CDTRiver Flood WatchLCHBeauregard25 hr
Sep 14, 8:28 AM CDTRiver Flood WatchLCHAllen24 hr
Sep 14, 8:28 AM CDTRiver Flood WarningLCHRapides5 days
Sep 14, 8:28 AM CDTRiver Flood WarningLCHAllen, Beauregard5 days
Sep 14, 10:25 AM CDTFlash Flood WarningLCHAcadia, Iberia, Jefferson Davis, Lafayette, Saint Landry, Saint Martin and 1 more3 hr
Sep 14, 3:46 PM CDTFlash Flood WarningLCHCalcasieu, Cameron3 hr
Sep 14, 5:30 PM CDTFlash Flood WarningLCHCalcasieu4 hr

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.