Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 249, NWS Lubbock, TX

July 15, 2021Floyd County, Hale County, Motley County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Jul 15, 2021, 10:15 PM CDT for Floyd County, Hale County, Motley County, Texas. It was in force for 60 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
Jul 15, 2021, 10:15 PM CDT (03:15 UTC)
Expired
Jul 15, 2021, 11:15 PM CDT
In force
60 min
Issued by
NWS Lubbock, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Floyd County, TX, Hale County, TX, Motley County, TX

The radar

The Lubbock radar (KLBB), 72 km from the middle of the area, began a volume at 03:16 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
Jul 15, 10:15 PM CDTTSTM WND DMG2 Nnw Muncy, TXDELAYED REPORT OF A FEW DOWNED POWER POLES AND A SNAPPED FENCE POST. ALSO STATED THAT A PATCH OF GRASS AND SUNFLOWERS WERE BENT IN AN EAST TO NORTHEASTERLY DIRECTION. TIME ESTIMATED FROM RADAR.

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

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 3.3 hours before the alert went out and 128 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 2021-07-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 128 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 2021-07-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.1939Sfc1 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
128 J/kg
Mixed-layer CIN
-152 J/kg
Mixed-layer LCL
1769 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
91 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

277 
WUUS54 KLUB 160315
SVRLUB
TXC153-189-345-160415-
/O.NEW.KLUB.SV.W.0249.210716T0315Z-210716T0415Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Lubbock TX
1015 PM CDT Thu Jul 15 2021

The National Weather Service in Lubbock Texas has issued a

* Severe Thunderstorm Warning for...
  Central Floyd County in northwestern Texas...
  Northwestern Motley County in northwestern Texas...
  East central Hale County in northwestern Texas...

* Until 1115 PM CDT.

* At 1015 PM CDT, a severe thunderstorm was located near Lockney, or
  8 miles northwest of Floydada, moving northeast at 30 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...
  Floydada, Lockney, Flomot, Aiken and South Plains. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3392 10141 3408 10163 3431 10134 3431 10102
      3423 10085
TIME...MOT...LOC 0315Z 234DEG 25KT 3408 10142 

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

WCI/GKendrick
3 follow-up statements
558 
WWUS54 KLUB 160329
SVSLUB

Severe Weather Statement
National Weather Service Lubbock TX
1029 PM CDT Thu Jul 15 2021

TXC189-160338-
/O.CAN.KLUB.SV.W.0249.000000T0000Z-210716T0415Z/
Hale TX-
1029 PM CDT Thu Jul 15 2021

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL HALE COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has 
weakened.Therefore, the warning has been cancelled.

LAT...LON 3398 10130 3420 10147 3431 10134 3431 10102
      3423 10085
TIME...MOT...LOC 0328Z 227DEG 36KT 3418 10126 

$$

TXC153-345-160415-
/O.CON.KLUB.SV.W.0249.000000T0000Z-210716T0415Z/
Floyd TX-Motley TX-
1029 PM CDT Thu Jul 15 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT
FOR NORTHERN FLOYD AND NORTHWESTERN MOTLEY COUNTIES...

At 1028 PM CDT, a severe thunderstorm was located near South Plains,
or 14 miles north of Floydada, moving northeast at 40 mph.

HAZARD...70 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
Flomot and South Plains. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3398 10130 3420 10147 3431 10134 3431 10102
      3423 10085
TIME...MOT...LOC 0328Z 227DEG 36KT 3418 10126 

HAIL...1.00IN
WIND...70MPH
 
$$

WCI/GKendrick
088 
WWUS54 KLUB 160339 CCA
SVSLUB

Severe Weather Statement
National Weather Service Lubbock TX
1039 PM CDT Thu Jul 15 2021

TXC189-160338-
/O.COR.KLUB.SV.W.0249.000000T0000Z-210716T0415Z/
Hale TX-
1039 PM CDT Thu Jul 15 2021

...THE SEVERE THUNDERSTORM WARNING FOR HALE COUNTY IS CANCELLED...
    
The severe thunderstorm which prompted the warning has weakened.
 Therefore, the warning has been cancelled.

LAT...LON 3398 10130 3420 10147 3431 10134 3431 10102
      3423 10085
TIME...MOT...LOC 0329Z 225DEG 38KT 3418 10126 

$$

TXC153-345-160430-
/O.COR.KLUB.SV.W.0249.000000T0000Z-210716T0415Z/
Floyd TX-Motley TX-
1039 PM CDT Thu Jul 15 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT
FOR NORTHERN FLOYD AND NORTHWESTERN MOTLEY COUNTIES...

At 1038 PM CDT, a severe thunderstorm was located 7 miles east of
South Plains, or 17 miles southwest of Caprock Canyon State Park,
moving northeast at 45 mph.

HAZARD...70 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
Flomot and South Plains. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3398 10130 3420 10147 3431 10134 3431 10102
      3423 10085
TIME...MOT...LOC 0329Z 225DEG 38KT 3418 10126 

HAIL...1.00IN
WIND...70MPH
 
$$

WCI/GKendrick
583 
WWUS54 KLUB 160359
SVSLUB

Severe Weather Statement
National Weather Service Lubbock TX
1059 PM CDT Thu Jul 15 2021

TXC153-345-160415-
/O.CON.KLUB.SV.W.0249.000000T0000Z-210716T0415Z/
Floyd TX-Motley TX-
1059 PM CDT Thu Jul 15 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT
FOR NORTHEASTERN FLOYD AND NORTHWESTERN MOTLEY COUNTIES...

At 1058 PM CDT, a severe thunderstorm was located over Valley
Schools, or 4 miles southeast of Caprock Canyon State Park, moving
northeast at 45 mph.

HAZARD...70 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
Flomot.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3407 10114 3427 10130 3431 10127 3431 10102
      3423 10085
TIME...MOT...LOC 0358Z 225DEG 38KT 3441 10099 

HAIL...1.00IN
WIND...70MPH
 
$$

WCI/GKendrick

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 15, 7:19 PM CDTFlash Flood WarningLUBBriscoe, Hall, Motley116 min
Jul 15, 7:52 PM CDTAreal Flood AdvisoryLUBBriscoe, Swisher2 hr
Jul 15, 7:52 PM CDTSevere Thunderstorm WarningLUBBriscoe53 min
Jul 15, 7:54 PM CDTSpecial Weather StatementLUBLamb21 min
Jul 15, 8:00 PM CDTAreal Flood AdvisoryLUBHockley, Terry2 hr
Jul 15, 8:05 PM CDTSpecial Weather StatementLUBTerry25 min
Jul 15, 8:10 PM CDTSevere Thunderstorm WarningLUBBriscoe, Swisher65 min
Jul 15, 8:26 PM CDTSevere Thunderstorm WarningLUBCrosby, Garza, Lubbock, Lynn45 min
Jul 15, 8:33 PM CDTAreal Flood AdvisoryLUBBriscoe, Floyd, Hale, Swisher64 min
Jul 15, 8:51 PM CDTSevere Thunderstorm WarningLUBBriscoe, Floyd, Hale54 min
Jul 15, 9:31 PM CDTAreal Flood AdvisoryLUBCastro, Hale, Lamb, Swisher119 min
Jul 15, 9:37 PM CDTFlash Flood WarningLUBBriscoe, Floyd, Hale, Swisher3 hr
Jul 15, 9:52 PM CDTSpecial Weather StatementLUBFloyd, Hale, Swisher23 min
Jul 15, 9:55 PM CDTFlash Flood WarningLUBFloyd, Hale2 hr
Jul 15, 10:20 PM CDTSpecial Weather StatementLUBFloyd25 min
Jul 15, 10:36 PM CDTAreal Flood AdvisoryLUBFloyd2 hr
Jul 15, 10:57 PM CDTSpecial Weather StatementLUBLubbock33 min
Jul 15, 10:57 PM CDTSevere Thunderstorm WarningLUBBriscoe, Floyd, Hall, Motley33 min
Jul 15, 11:54 PM CDTAreal Flood AdvisoryLUBChildress, Hall88 min
Jul 16, 12:03 AM CDTSpecial Weather StatementLUBLubbock27 min
Jul 16, 12:21 AM CDTAreal Flood AdvisoryLUBLubbock3 hr
Jul 16, 12:30 AM CDTSpecial Weather StatementLUBLubbock30 min
Jul 16, 1:38 AM CDTSpecial Weather StatementLUBLubbock37 min
Jul 16, 2:11 AM CDTSpecial Weather StatementLUBLubbock34 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.