Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 6, NWS Lubbock, TX

March 12, 2021Crosby County, Garza County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Mar 12, 2021, 7:34 PM CST for Crosby County, Garza County, Texas. It was in force for 26 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
Mar 12, 2021, 7:34 PM CST (01:34 UTC)
Expired
Mar 12, 2021, 8:00 PM CST
In force
26 min
Issued by
NWS Lubbock, TX
Area
Storm-based polygon
Hail
2.0 in
Wind
70.0 mph

Counties Crosby County, TX, Garza County, TX

The radar

The Lubbock radar (KLBB), 52 km from the middle of the area, began a volume at 01:36 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 watch it was issued in

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

IssuedProductOfficeLasted
Mar 12, 3:24 PM CSTTornado WatchSPC5 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 1.6 hours before the alert went out and 176 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 2021-03-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 566 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 2021-03-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -15 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
566 J/kg
Mixed-layer CIN
-105 J/kg
Mixed-layer LCL
1930 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
-15 m²/s²
0-3 km storm-relative helicity
32 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-2.4

Open this sounding in Storm Lab

The text

As transmitted.

300 
WUUS54 KLUB 130134
SVRLUB
TXC107-169-130200-
/O.NEW.KLUB.SV.W.0006.210313T0134Z-210313T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Lubbock TX
734 PM CST Fri Mar 12 2021

The National Weather Service in Lubbock Texas has issued a

* Severe Thunderstorm Warning for...
  Northern Garza County in northwestern Texas...
  Southwestern Crosby County in northwestern Texas...

* Until 800 PM CST.

* At 734 PM CST, a severe thunderstorm was located 4 miles east of
  Southland, or 11 miles southeast of Slaton, moving east at 15 mph.

  HAZARD...Two inch hail and 70 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           considerable tree damage. Wind damage is also likely to 
           mobile homes, roofs, and outbuildings.

* Locations impacted include...
  Caprock.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 900 PM CST for northwestern
Texas.

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

&&

LAT...LON 3329 10151 3344 10152 3356 10122 3326 10112
TIME...MOT...LOC 0134Z 263DEG 13KT 3336 10147 

HAIL...2.00IN
WIND...70MPH
 
$$

55
1 follow-up statement
432 
WWUS54 KLUB 130146
SVSLUB

Severe Weather Statement
National Weather Service Lubbock TX
746 PM CST Fri Mar 12 2021

TXC107-169-130200-
/O.CON.KLUB.SV.W.0006.000000T0000Z-210313T0200Z/
Garza TX-Crosby TX-
746 PM CST Fri Mar 12 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CST
FOR NORTH CENTRAL GARZA AND SOUTH CENTRAL CROSBY COUNTIES...

At 746 PM CST, a severe thunderstorm was located 5 miles south of
Caprock, or 14 miles north of Post, moving east at 25 mph.

HAZARD...Two inch hail and 70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect 
         considerable tree damage. Wind damage is also likely to 
         mobile homes, roofs, and outbuildings.

Locations impacted include...
Caprock.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 900 PM CST for northwestern
Texas.

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

&&

LAT...LON 3336 10146 3346 10147 3356 10122 3334 10115
TIME...MOT...LOC 0146Z 256DEG 20KT 3339 10140 

HAIL...2.00IN
WIND...70MPH
 
$$

55

The office that day

Everything else NWS Lubbock, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 12, 6:00 PM CSTSevere Thunderstorm WarningLUBCrosby, Floyd45 min
Mar 12, 6:06 PM CSTSevere Thunderstorm WarningLUBFloyd, Hale39 min
Mar 12, 6:07 PM CSTAreal Flood AdvisoryLUBLubbock86 min
Mar 12, 6:19 PM CSTTornado WarningLUBCrosby, Dickens, Floyd, Motley26 min
Mar 12, 6:42 PM CSTSevere Thunderstorm WarningLUBCrosby, Dickens, Floyd, Motley63 min
Mar 12, 7:20 PM CSTTornado WarningLUBDickens, Motley25 min
Mar 12, 7:42 PM CSTSevere Thunderstorm WarningLUBCottle, Dickens, King, Motley78 min
Mar 12, 7:47 PM CSTTornado WarningLUBCottle, Dickens, King, Motley28 min
Mar 12, 7:58 PM CSTSevere Thunderstorm WarningLUBCrosby, Garza46 min
Mar 12, 8:58 PM CSTSevere Thunderstorm WarningLUBCottle32 min
Mar 12, 9:12 PM CSTAreal Flood AdvisoryLUBCottle2 hr
Mar 12, 9:29 PM CSTAreal Flood AdvisoryLUBLubbock2 hr
Mar 12, 9:52 PM CSTAreal Flood AdvisoryLUBLubbock113 min
Mar 12, 10:01 PM CSTSevere Thunderstorm WarningLUBCrosby, Floyd, Lubbock59 min
Mar 12, 10:55 PM CSTSevere Thunderstorm WarningLUBCrosby, Dickens, Floyd, Motley25 min
Mar 13, 1:05 AM CSTSpecial Weather StatementLUBChildress25 min
Mar 13, 2:10 AM CSTWind AdvisoryLUBBailey, Castro, Cochran, Hockley, Lamb, Parmer and 2 more17 hr
Mar 13, 2:07 PM CSTSevere Thunderstorm WarningLUBCastro, Lamb38 min
Mar 13, 2:37 PM CSTSevere Thunderstorm WarningLUBCastro, Swisher23 min
Mar 13, 2:56 PM CSTTornado Warning Tornado observedLUBCastro, Swisher19 min
Mar 13, 3:01 PM CSTTornado WarningLUBCastro, Hale, Lamb, Swisher29 min
Mar 13, 3:15 PM CSTTornado WarningLUBCastro, Swisher15 min
Mar 13, 3:28 PM CSTTornado WarningLUBCastro, Swisher32 min
Mar 13, 3:43 PM CSTTornado WarningLUBCastro, Swisher32 min
Mar 13, 3:57 PM CSTTornado WarningLUBSwisher18 min
Mar 13, 4:07 PM CSTSevere Thunderstorm WarningLUBCastro, Swisher20 min
Mar 13, 4:28 PM CSTTornado Warning Tornado observedLUBBriscoe, Floyd, Hale, Swisher32 min
Mar 13, 4:35 PM CSTTornado WarningLUBCrosby, Floyd25 min
Mar 13, 4:43 PM CSTSevere Thunderstorm WarningLUBGarza, Lynn32 min
Mar 13, 4:51 PM CSTTornado WarningLUBFloyd24 min
Mar 13, 4:55 PM CSTTornado WarningLUBBriscoe35 min
Mar 13, 4:56 PM CSTSevere Thunderstorm WarningLUBCrosby34 min
Mar 13, 5:11 PM CSTTornado WarningLUBFloyd, Motley34 min
Mar 13, 5:14 PM CSTSevere Thunderstorm WarningLUBGarza, Lynn46 min
Mar 13, 5:20 PM CSTTornado Warning Tornado observedLUBBriscoe25 min
Mar 13, 5:26 PM CSTSevere Thunderstorm WarningLUBGarza34 min
Mar 13, 5:30 PM CSTSevere Thunderstorm WarningLUBCrosby, Dickens45 min
Mar 13, 5:39 PM CSTTornado WarningLUBFloyd, Motley36 min
Mar 13, 5:54 PM CSTSevere Thunderstorm WarningLUBCrosby, Dickens, Motley36 min

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