Alert archive / Louisiana / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 36, NWS Lake Charles, LA

April 14, 2021Beauregard Parish, Vernon Parish, Louisiana; Jasper County, Newton County, Texas

NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 14, 2021, 6:28 AM CDT for Beauregard Parish, Vernon Parish, Louisiana; Jasper County, Newton County, Texas. It was in force for 47 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Apr 14, 2021, 6:28 AM CDT (11:28 UTC)
Expired: Apr 14, 2021, 7:15 AM CDT
In force: 47 min
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Beauregard Parish, LA, Vernon Parish, LA, Jasper County, TX, Newton County, TX

The radar

The Lake Charles radar (KLCH), 84 km from the middle of the area, began a volume at 11:30 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.

What was reported inside it

Time	Report	Where	Remark
Apr 14, 6:39 AM CDT	HAIL 1.75	Kirbyville, TX	DEPUTY REPORTS GOLF BALL SIZE HAIL.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 11.5 hours before the alert went out and 86 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 7 J/kg
Mixed-layer CIN: -558 J/kg
Mixed-layer LCL: 548 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 3 m²/s²
0-3 km storm-relative helicity: 116 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 7.7

Open this sounding in Storm Lab

The text

As transmitted.

897 
WUUS54 KLCH 141128
SVRLCH
LAC011-115-TXC241-351-141215-
/O.NEW.KLCH.SV.W.0036.210414T1128Z-210414T1215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Lake Charles LA
628 AM CDT Wed Apr 14 2021

The National Weather Service in Lake Charles has issued a

* Severe Thunderstorm Warning for...
  Northwestern Beauregard Parish in southwestern Louisiana...
  Southwestern Vernon Parish in west central Louisiana...
  Central Newton County in southeastern Texas...
  East central Jasper County in southeastern Texas...

* Until 715 AM CDT.

* At 628 AM CDT, a severe thunderstorm was located over Kirbyville,
  moving northeast at 50 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Newton, Kirbyville, Merryville, Call, Bon Weir, Trout Creek,
  Junction, Mt. Union, Stringtown and Bleakwood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3078 9332 3064 9368 3053 9399 3063 9406
      3064 9405 3065 9405 3067 9407 3100 9356
TIME...MOT...LOC 1128Z 237DEG 45KT 3069 9390 

HAIL...1.00IN
WIND...60MPH
 
$$

K. Kuyper

1 follow-up statement

257 
WWUS54 KLCH 141153
SVSLCH

Severe Weather Statement
National Weather Service Lake Charles LA
653 AM CDT Wed Apr 14 2021

TXC241-141202-
/O.CAN.KLCH.SV.W.0036.000000T0000Z-210414T1215Z/
Jasper TX-
653 AM CDT Wed Apr 14 2021

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL JASPER COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3078 9332 3064 9368 3081 9386 3100 9356
TIME...MOT...LOC 1152Z 237DEG 45KT 3086 9360 

$$

LAC011-115-TXC351-141215-
/O.CON.KLCH.SV.W.0036.000000T0000Z-210414T1215Z/
Beauregard LA-Vernon LA-Newton TX-
653 AM CDT Wed Apr 14 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 AM CDT
FOR NORTHWESTERN BEAUREGARD...SOUTHWESTERN VERNON PARISHES IN WEST
CENTRAL LOUISIANA AND CENTRAL NEWTON COUNTIES...

At 652 AM CDT, a severe thunderstorm was located near Stringtown, or
8 miles northwest of Merryville, moving northeast at 50 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

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

Locations impacted include...
Newton, Merryville, Bon Weir, Junction and Stringtown. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3078 9332 3064 9368 3081 9386 3100 9356
TIME...MOT...LOC 1152Z 237DEG 45KT 3086 9360 

HAIL...1.00IN
WIND...60MPH
 
$$

K. Kuyper

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 13, 7:10 PM CDT	Severe Thunderstorm Warning	LCH	Saint Martin, St. Mary	20 min
Apr 13, 8:30 PM CDT	Small Craft Advisory	LCH		15 hr
Apr 13, 9:58 PM CDT	River Flood Warning	LCH	Acadia, Evangeline, Saint Landry	7 days
Apr 14, 1:29 AM CDT	Coastal Flood Watch	LCH	Cameron	4 hr
Apr 14, 4:42 AM CDT	Special Weather Statement	LCH	Acadia, Jefferson Davis	33 min
Apr 14, 5:43 AM CDT	Coastal Flood Warning	LCH	Cameron	5 hr
Apr 14, 7:00 AM CDT	Severe Thunderstorm Warning	LCH	Acadia, Lafayette, Saint Landry, Saint Martin	30 min
Apr 14, 7:11 AM CDT	Special Weather Statement	LCH	Beauregard	64 min
Apr 14, 7:16 AM CDT	Special Weather Statement	LCH	Avoyelles	29 min
Apr 14, 7:36 AM CDT	Severe Thunderstorm Warning	LCH	Calcasieu	54 min
Apr 14, 7:52 AM CDT	Special Weather Statement	LCH	Saint Landry	23 min
Apr 14, 7:57 AM CDT	Severe Thunderstorm Warning	LCH	Allen, Beauregard, Calcasieu, Cameron, Jefferson Davis	63 min
Apr 14, 8:14 AM CDT	Special Weather Statement	LCH	St. Mary	31 min
Apr 14, 8:32 AM CDT	Severe Thunderstorm Warning	LCH	Saint Martin, St. Mary	32 min
Apr 14, 9:00 AM CDT	Severe Thunderstorm Warning	LCH	Calcasieu, Cameron, Jefferson Davis	45 min
Apr 14, 9:34 AM CDT	River Flood Warning	LCH	Lafayette, Saint Martin, Vermilion	6 days
Apr 14, 9:34 AM CDT	River Flood Warning	LCH	Calcasieu	6 days
Apr 14, 9:34 AM CDT	River Flood Warning	LCH	Lafayette, Saint Landry, Saint Martin	36 hr
Apr 14, 9:34 AM CDT	River Flood Warning	LCH	Acadia, Jefferson Davis, Vermilion	21 days
Apr 14, 9:34 AM CDT	River Flood Warning	LCH	Rapides	21 days
Apr 14, 9:34 AM CDT	River Flood Warning	LCH	Acadia, Allen, Evangeline, Jefferson Davis	21 days
Apr 14, 9:42 AM CDT	Special Weather Statement	LCH	Vermilion	48 min
Apr 14, 9:49 AM CDT	Special Weather Statement	LCH	Vermilion	41 min
Apr 14, 10:36 AM CDT	Special Weather Statement	LCH	Vermilion	24 min
Apr 14, 11:07 AM CDT	Special Marine Warning	LCH		53 min
Apr 14, 4:30 PM CDT	Special Weather Statement	LCH	Calcasieu	45 min
Apr 14, 4:40 PM CDT	River Flood Warning	LCH	Beauregard, Calcasieu	38 hr
Apr 14, 4:40 PM CDT	River Flood Warning	LCH	Calcasieu	8 hr
Apr 14, 6:00 AM CDT	Special Weather Statement	LCH	Hardin, Jasper, Newton	30 min
Apr 14, 6:31 AM CDT	Special Weather Statement	LCH	Orange	29 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 2021 Severe Thunderstorm Warnings in Texas, 2021 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.