Alert archive / Louisiana / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 46, NWS Lake Charles, LA

April 16, 2021Beauregard Parish, Calcasieu Parish, Louisiana; Newton County, Texas

NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 16, 2021, 3:11 AM CDT for Beauregard Parish, Calcasieu Parish, Louisiana; Newton County, Texas. It was in force for 34 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
Apr 16, 2021, 3:11 AM CDT (08:11 UTC)
Expired
Apr 16, 2021, 3:45 AM CDT
In force
34 min
Issued by
NWS Lake Charles, LA
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

Counties Beauregard Parish, LA, Calcasieu Parish, LA, Newton County, TX

The radar

The Lake Charles radar (KLCH), 58 km from the middle of the area, began a volume at 08:12 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 00:00Z, 8.2 hours before the alert went out and 59 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 2021-04-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2021-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 115 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
952 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
115 m²/s²
0-3 km storm-relative helicity
210 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

977 
WUUS54 KLCH 160811
SVRLCH
LAC011-019-TXC351-160845-
/O.NEW.KLCH.SV.W.0046.210416T0811Z-210416T0845Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Lake Charles LA
311 AM CDT Fri Apr 16 2021

The National Weather Service in Lake Charles has issued a

* Severe Thunderstorm Warning for...
  Beauregard Parish in southwestern Louisiana...
  Northwestern Calcasieu Parish in southwestern Louisiana...
  Southern Newton County in southeastern Texas...

* Until 345 AM CDT.

* At 311 AM CDT, severe thunderstorms were located along a line
  extending from near Bon Weir to near Old Salem, moving east at 55
  mph.

  HAZARD...60 mph wind gusts and half dollar size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Merryville, Singer, Fields, Bon Weir, De Quincy, Ragley, Moss
  Bluff, Longville, Trout Creek, Bivens, Buhler, Old Salem, Tulla,
  Bancroft, Oretta and Bleakwood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with these storms. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 3076 9314 3028 9322 3045 9388 3079 9382
TIME...MOT...LOC 0811Z 279DEG 46KT 3070 9371 3051 9374 

HAIL...1.25IN
WIND...60MPH
 
$$

Stigger/87
3 follow-up statements
506 
WWUS54 KLCH 160822
SVSLCH

Severe Weather Statement
National Weather Service Lake Charles LA
322 AM CDT Fri Apr 16 2021

TXC351-160832-
/O.CAN.KLCH.SV.W.0046.000000T0000Z-210416T0845Z/
Newton TX-
322 AM CDT Fri Apr 16 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN NEWTON COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

LAT...LON 3076 9314 3028 9322 3041 9372 3043 9372
      3044 9370 3048 9372 3051 9371 3058 9371
      3059 9370 3059 9368 3061 9369 3067 9366
      3068 9363 3072 9361 3074 9361 3078 9359
TIME...MOT...LOC 0822Z 279DEG 46KT 3068 9360 3049 9363 

$$

LAC011-019-160845-
/O.CON.KLCH.SV.W.0046.000000T0000Z-210416T0845Z/
Beauregard LA-Calcasieu LA-
322 AM CDT Fri Apr 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 AM CDT
FOR BEAUREGARD AND NORTHWESTERN CALCASIEU PARISHES...

At 322 AM CDT, severe thunderstorms were located along a line
extending from near Bivens to near Fields, moving east at 55 mph.

HAZARD...70 mph wind gusts and half dollar size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
Merryville, Singer, Fields, De Quincy, Ragley, Moss Bluff, Longville,
Bivens, Buhler, Tulla, Bancroft and Oretta.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 3076 9314 3028 9322 3041 9372 3043 9372
      3044 9370 3048 9372 3051 9371 3058 9371
      3059 9370 3059 9368 3061 9369 3067 9366
      3068 9363 3072 9361 3074 9361 3078 9359
TIME...MOT...LOC 0822Z 279DEG 46KT 3068 9360 3049 9363 

HAIL...1.25IN
WIND...70MPH
 
$$

Stigger/87
032 
WWUS54 KLCH 160829
SVSLCH

Severe Weather Statement
National Weather Service Lake Charles LA
329 AM CDT Fri Apr 16 2021

LAC011-019-160845-
/O.CON.KLCH.SV.W.0046.000000T0000Z-210416T0845Z/
Beauregard LA-Calcasieu LA-
329 AM CDT Fri Apr 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 AM CDT
FOR CENTRAL BEAUREGARD AND NORTHWESTERN CALCASIEU PARISHES...

At 328 AM CDT, severe thunderstorms were located along a line
extending from near Bivens to near Fields, moving east at 55 mph.

HAZARD...70 mph wind gusts and half dollar size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
Merryville, Singer, Fields, De Quincy, Ragley, Moss Bluff, Longville,
Buhler, Tulla and Oretta.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 3076 9314 3028 9322 3039 9363 3078 9352
TIME...MOT...LOC 0828Z 279DEG 46KT 3067 9353 3048 9356 

HAIL...1.25IN
WIND...70MPH
 
$$

Stigger/87
870 
WWUS54 KLCH 160835
SVSLCH

Severe Weather Statement
National Weather Service Lake Charles LA
335 AM CDT Fri Apr 16 2021

LAC011-019-160845-
/O.CON.KLCH.SV.W.0046.000000T0000Z-210416T0845Z/
Beauregard LA-Calcasieu LA-
335 AM CDT Fri Apr 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 AM CDT
FOR CENTRAL BEAUREGARD AND NORTH CENTRAL CALCASIEU PARISHES...

At 335 AM CDT, severe thunderstorms were located along a line
extending from near Singer to near De Quincy, moving east at 50 mph.

HAZARD...70 mph wind gusts and half dollar size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
Singer, De Quincy, Ragley, Moss Bluff, Longville, Buhler, Tulla and
Oretta.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 3076 9314 3028 9322 3036 9352 3078 9343
TIME...MOT...LOC 0835Z 283DEG 45KT 3061 9336 3042 9339 

HAIL...1.25IN
WIND...70MPH
 
$$

Stigger/87

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 15, 11:57 PM CDTSevere Thunderstorm WarningLCHBeauregard48 min
Apr 16, 3:06 AM CDTSpecial Weather StatementLCHEvangeline24 min
Apr 16, 3:30 AM CDTSpecial Weather StatementLCHEvangeline45 min
Apr 16, 3:44 AM CDTSevere Thunderstorm WarningLCHAllen, Beauregard, Calcasieu, Jefferson Davis31 min
Apr 16, 4:12 AM CDTSevere Thunderstorm WarningLCHAcadia, Allen, Evangeline, Jefferson Davis33 min
Apr 16, 4:13 AM CDTSpecial Weather StatementLCHSaint Landry47 min
Apr 16, 4:33 AM CDTSevere Thunderstorm WarningLCHAcadia, Jefferson Davis, Lafayette, Saint Landry, Vermilion42 min
Apr 16, 5:11 AM CDTSevere Thunderstorm WarningLCHIberia, Lafayette, Saint Landry, Saint Martin, St. Mary, Vermilion64 min
Apr 16, 10:34 AM CDTRiver Flood WarningLCHLafayette, Saint Landry, Saint Martin57 hr
Apr 16, 4:22 PM CDTSmall Craft AdvisoryLCH35 hr
Apr 15, 11:20 PM CDTSpecial Weather StatementLCHJasper, Tyler40 min
Apr 16, 1:59 AM CDTSpecial Weather StatementLCHJasper, Tyler31 min
Apr 16, 2:35 AM CDTSpecial Weather StatementLCHJasper, Newton25 min
Apr 16, 2:43 AM CDTSevere Thunderstorm WarningLCHJasper, Newton, Tyler32 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 2021Severe Thunderstorm Warnings in Texas, 2021Every severe thunderstorm warning 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.