Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 37, NWS Lubbock, TX

April 28, 2021Stonewall County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Apr 28, 2021, 7:19 PM CDT for Stonewall County, Texas. It was in force for 24 min. 2 reports 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 28, 2021, 7:19 PM CDT (00:19 UTC)
Expired
Apr 28, 2021, 7:43 PM CDT
In force
24 min
Issued by
NWS Lubbock, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Stonewall County, TX

The radar

The Dyess AFB radar (KDYX), 111 km from the middle of the area, began a volume at 00:21 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

TimeReportWhereRemark
Apr 28, 7:19 PM CDTHAIL 1.52 Nnw Aspermont, TX
Apr 28, 7:20 PM CDTHAIL 2.751 N Aspermont, TX

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

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 0.3 hours before the alert went out and 236 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, Midland Regional, TX at 00:00Z on 2021-04-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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, Midland Regional, TX at 00:00Z on 2021-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 137 square meters per square second.1939587897117Sfc1 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1329 m above ground
0-6 km bulk shear
94 kt
0-1 km storm-relative helicity
137 m²/s²
0-3 km storm-relative helicity
353 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.8

Open this sounding in Storm Lab

The text

As transmitted.

896 
WUUS54 KLUB 290019
SVRLUB
TXC433-290115-
/O.NEW.KLUB.SV.W.0037.210429T0019Z-210429T0115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Lubbock TX
719 PM CDT Wed Apr 28 2021

The National Weather Service in Lubbock Texas has issued a

* Severe Thunderstorm Warning for...
  Central Stonewall County in northwestern Texas...

* Until 815 PM CDT.

* At 719 PM CDT, a severe thunderstorm was located 5 miles east of
  Swenson, or 5 miles north of Aspermont, moving east at 45 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...
  Aspermont, Peacock, Old Glory, Swenson and Us-380 Near The Haskell-
  Stonewall County Line.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3308 9999 3312 10043 3333 10038 3335 9999
TIME...MOT...LOC 0019Z 270DEG 37KT 3322 10022 

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

01
2 follow-up statements
616 
WWUS54 KLUB 290027
SVSLUB

Severe Weather Statement
National Weather Service Lubbock TX
727 PM CDT Wed Apr 28 2021

TXC433-290115-
/O.CON.KLUB.SV.W.0037.000000T0000Z-210429T0115Z/
Stonewall TX-
727 PM CDT Wed Apr 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM CDT
FOR NORTHEASTERN STONEWALL COUNTY...

At 727 PM CDT, a severe thunderstorm was located 7 miles northwest of
Old Glory, or 8 miles northeast of Aspermont, moving east at 45 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...
Old Glory and Us-380 Near The Haskell-Stonewall County Line. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3308 9999 3310 10021 3334 10022 3335 9999
TIME...MOT...LOC 0027Z 270DEG 37KT 3322 10012 

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

01
959 
WWUS54 KLUB 290043
SVSLUB

Severe Weather Statement
National Weather Service Lubbock TX
743 PM CDT Wed Apr 28 2021

TXC433-290053-
/O.CAN.KLUB.SV.W.0037.000000T0000Z-210429T0115Z/
Stonewall TX-
743 PM CDT Wed Apr 28 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN STONEWALL COUNTY
IS CANCELLED...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

LAT...LON 3308 9999 3310 10021 3334 10022 3335 9999
TIME...MOT...LOC 0041Z 270DEG 37KT 3322 9992 

$$

01

Nearby

Severe 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.