Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 9, NWS Lubbock, TX

March 12, 2021Cottle County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Mar 12, 2021, 8:58 PM CST for Cottle County, Texas. It was in force for 32 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, 8:58 PM CST (02:58 UTC)
Expired
Mar 12, 2021, 9:30 PM CST
In force
32 min
Issued by
NWS Lubbock, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Cottle County, TX

The radar

The Altus AFB radar (KFDR), 118 km from the middle of the area, began a volume at 03:00 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, 8:38 PM CSTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 3.0 hours before the alert went out and 204 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, Amarillo Airport, TX at 00:00Z on 2021-03-13Temperature 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, Amarillo Airport, TX at 00:00Z on 2021-03-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 384 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
566 m above ground
0-6 km bulk shear
92 kt
0-1 km storm-relative helicity
384 m²/s²
0-3 km storm-relative helicity
512 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted.

198 
WUUS54 KLUB 130258
SVRLUB
TXC101-130330-
/O.NEW.KLUB.SV.W.0009.210313T0258Z-210313T0330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Lubbock TX
858 PM CST Fri Mar 12 2021

The National Weather Service in Lubbock Texas has issued a

* Severe Thunderstorm Warning for...
  Southeastern Cottle County in northwestern Texas...

* Until 930 PM CST.

* At 857 PM CST, a severe thunderstorm was located over Chalk, or 10
  miles southeast of Paducah, moving east at 20 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...
  Chalk and Hackberry. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3384 10005 3384 10028 3398 10029 3409 10005
TIME...MOT...LOC 0257Z 261DEG 17KT 3389 10020 

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

26
2 follow-up statements
469 
WWUS54 KLUB 130311
SVSLUB

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

TXC101-130330-
/O.CON.KLUB.SV.W.0009.000000T0000Z-210313T0330Z/
Cottle TX-
911 PM CST Fri Mar 12 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CST
FOR SOUTHEASTERN COTTLE COUNTY...

At 911 PM CST, a severe thunderstorm was located 4 miles northeast of
Chalk, or 8 miles southeast of Paducah, moving east at 15 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Chalk and Hackberry. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3384 10005 3384 10028 3400 10025 3409 10005
TIME...MOT...LOC 0311Z 247DEG 14KT 3394 10019 

HAIL...0.88IN
WIND...60MPH
 
$$

26
595 
WWUS54 KLUB 130321
SVSLUB

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

TXC101-130330-
/O.CON.KLUB.SV.W.0009.000000T0000Z-210313T0330Z/
Cottle TX-
921 PM CST Fri Mar 12 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CST
FOR SOUTHEASTERN COTTLE COUNTY...

At 920 PM CST, a severe thunderstorm was located 7 miles northeast of
Chalk, or 10 miles southeast of Paducah, 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...
Hackberry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3384 10018 3400 10021 3409 10005 3384 10005
TIME...MOT...LOC 0320Z 261DEG 17KT 3395 10013 

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

26

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, 7:34 PM CSTSevere Thunderstorm WarningLUBCrosby, Garza26 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, 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.