Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 1, NWS Lake Charles, LA

January 6, 2021Tyler County, Texas

NWS Lake Charles, LA issued this severe thunderstorm warning at Jan 6, 2021, 5:20 PM CST for Tyler County, Texas. It was in force for 40 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: Jan 6, 2021, 5:20 PM CST (23:20 UTC)
Expired: Jan 6, 2021, 6:00 PM CST
In force: 40 min
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

County Tyler County, TX

The radar

The Ft Polk radar (KPOE), 133 km from the middle of the area, began a volume at 23:23 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jan 6, 12:59 PM CST	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 11.3 hours before the alert went out and 142 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2326 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 119 m²/s²
0-3 km storm-relative helicity: 157 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

983 
WUUS54 KLCH 062320
SVRLCH
TXC457-070000-
/O.NEW.KLCH.SV.W.0001.210106T2320Z-210107T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Lake Charles LA
520 PM CST Wed Jan 6 2021

The National Weather Service in Lake Charles has issued a

* Severe Thunderstorm Warning for...
  Central Tyler County in southeastern Texas...

* Until 600 PM CST.

* At 519 PM CST, a severe thunderstorm was located near
  Alabama-Coushatta Reservation, or 12 miles southwest of Woodville,
  moving east at 30 mph.

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

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Woodville, Colmesneil, Warren, Ivanhoe and Hillister. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3103 9433 3102 9433 3102 9431 3104 9430
      3104 9428 3103 9429 3102 9428 3063 9416
      3059 9456 3083 9462
TIME...MOT...LOC 2319Z 253DEG 25KT 3069 9461 

TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
 
$$

Rua

2 follow-up statements

624 
WWUS54 KLCH 062342
SVSLCH

Severe Weather Statement
National Weather Service Lake Charles LA
542 PM CST Wed Jan 6 2021

TXC457-070000-
/O.CON.KLCH.SV.W.0001.000000T0000Z-210107T0000Z/
Tyler TX-
542 PM CST Wed Jan 6 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CST
FOR CENTRAL TYLER COUNTY...

At 542 PM CST, a severe thunderstorm was located near Woodville,
moving east at 20 mph.

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

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Woodville, Colmesneil, Warren, Ivanhoe and Hillister. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3103 9433 3102 9433 3102 9431 3104 9430
      3104 9428 3103 9429 3102 9428 3063 9416
      3059 9456 3081 9454
TIME...MOT...LOC 2342Z 256DEG 18KT 3073 9445 

TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
 
$$

Rua

165 
WWUS54 KLCH 062356
SVSLCH

Severe Weather Statement
National Weather Service Lake Charles LA
556 PM CST Wed Jan 6 2021

TXC457-070006-
/O.EXP.KLCH.SV.W.0001.000000T0000Z-210107T0000Z/
Tyler TX-
556 PM CST Wed Jan 6 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL TYLER COUNTY WILL
EXPIRE AT 600 PM CST...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 700 PM CST for
southeastern Texas.

LAT...LON 3103 9433 3102 9433 3102 9431 3104 9430
      3104 9428 3103 9429 3102 9428 3063 9416
      3059 9456 3081 9454
TIME...MOT...LOC 2356Z 249DEG 21KT 3076 9437 

$$

Rua

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 6, 5:59 PM CST	Special Weather Statement	LCH	Hardin, Jasper, Tyler	61 min

Nearby

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.