Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 174, NWS Amarillo, TX

June 25, 20214 counties in Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Jun 25, 2021, 6:52 PM CDT for 4 counties in Texas. It was in force for 53 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: Jun 25, 2021, 6:52 PM CDT (23:52 UTC)
Expired: Jun 25, 2021, 7:45 PM CDT
In force: 53 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 70.0 mph

Counties Collingsworth County, TX, Donley County, TX, Gray County, TX, Wheeler County, TX

The radar

The Amarillo radar (KAMA), 98 km from the middle of the area, began a volume at 23:52 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

Time	Report	Where	Remark
Jun 25, 7:25 PM CDT	TSTM WND GST 65	1 E Mclean, TX	WEST TEXAS MESONET STATION.

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

The watch it was issued in

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

Issued	Product	Office	Lasted
Jun 25, 2:30 PM CDT	Severe Thunderstorm Watch	SPC	10 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 11.9 hours before the alert went out and 98 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: 765 J/kg
Mixed-layer CIN: -206 J/kg
Mixed-layer LCL: 1646 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 133 m²/s²
0-3 km storm-relative helicity: 97 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

468 
WUUS54 KAMA 252352
SVRAMA
TXC087-129-179-483-260045-
/O.NEW.KAMA.SV.W.0174.210625T2352Z-210626T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Amarillo TX
652 PM CDT Fri Jun 25 2021

The National Weather Service in Amarillo has issued a

* Severe Thunderstorm Warning for...
  Wheeler County in the Panhandle of Texas...
  Gray County in the Panhandle of Texas...
  Collingsworth County in the Panhandle of Texas...
  Northeastern Donley County in the Panhandle of Texas...

* Until 745 PM CDT.

* At 651 PM CDT, severe thunderstorms were located along a line
  extending from 5 miles southwest of Codman to 6 miles north of
  Alanreed to 5 miles northeast of Howardwick, moving east at 35 mph.

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

  SOURCE...Automated weather equipment. At 639 PM CDT, automated 
           weather equipment recorded a 72 mph wind gust at Lake 
           McClellan.

  IMPACT...Expect some tree damage. Damage is likely to mobile 
           homes, roofs, and outbuildings. Hail damage to vehicles 
           is expected.

* Locations impacted include...
  Shamrock, Briscoe, Wheeler, Mclean, Lefors, Lutie, New Mobeetie,
  Lake Mcclellan, Twitty, Allison, Lela, Samnorwood, Kellerville,
  Dozier, Alanreed and Mobeetie.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Amarillo.

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

&&

LAT...LON 3505 10095 3534 10096 3562 10090 3562 10000
      3482 10000
TIME...MOT...LOC 2351Z 279DEG 32KT 3557 10082 3530 10077 3510 10086 

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

Ferguson

3 follow-up statements

209 
WWUS54 KAMA 260003
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
703 PM CDT Fri Jun 25 2021

TXC087-129-179-483-260045-
/O.CON.KAMA.SV.W.0174.000000T0000Z-210626T0045Z/
Wheeler TX-Gray TX-Collingsworth TX-Donley TX-
703 PM CDT Fri Jun 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT
FOR WHEELER...GRAY...COLLINGSWORTH AND NORTHEASTERN DONLEY
COUNTIES...

At 703 PM CDT, severe thunderstorms were located along a line
extending from 6 miles southeast of Codman to 4 miles northwest of
Mclean to 8 miles south of Alanreed, moving east at 35 mph.

These are very dangerous storms.

HAZARD...80 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be heavily damaged. Expect 
         considerable damage to roofs, windows, and vehicles. Tree 
         damage and power outages are likely. Hail damage to 
         vehicles is expected.

Locations impacted include...
Shamrock, Briscoe, Wheeler, Mclean, Lefors, Lutie, New Mobeetie, Lake
Mcclellan, Twitty, Allison, Lela, Samnorwood, Kellerville, Dozier,
Alanreed and Mobeetie.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

These are potentially deadly storms. Seek shelter in an interior room
on the lowest floor of a well-built structure. Abandon vehicles in
search of a more substantial permanent structure. Stay away from
windows.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Amarillo.

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

&&

LAT...LON 3505 10095 3534 10096 3562 10090 3562 10000
      3482 10000
TIME...MOT...LOC 0003Z 279DEG 32KT 3556 10071 3529 10066 3509 10075 

HAIL...1.00IN
WIND...80MPH
 
$$

Ferguson

426 
WWUS54 KAMA 260027
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
727 PM CDT Fri Jun 25 2021

TXC087-129-179-483-260045-
/O.CON.KAMA.SV.W.0174.000000T0000Z-210626T0045Z/
Wheeler TX-Gray TX-Collingsworth TX-Donley TX-
727 PM CDT Fri Jun 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT
FOR WHEELER...EASTERN GRAY...NORTHERN COLLINGSWORTH AND NORTHEASTERN
DONLEY COUNTIES...

At 727 PM CDT, automated weather equipment reported a severe
thunderstorm was located 4 miles northeast of Mclean, or 16 miles
west of Shamrock, moving east at 30 mph.

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

SOURCE...Automated weather equipment. At 720 PM CDT, automated 
         weather equipment recorded a 61 mph wind gust in McLean.

IMPACT...Expect some tree damage. Damage is likely to mobile homes, 
         roofs, and outbuildings. Hail damage to vehicles is 
         expected.

Locations impacted include...
Shamrock, Briscoe, Wheeler, Mclean, Lutie, New Mobeetie, Twitty,
Allison, Lela, Samnorwood, Kellerville, Dozier, Alanreed and
Mobeetie.

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 3507 10075 3531 10073 3562 10055 3562 10000
      3495 10000
TIME...MOT...LOC 0027Z 278DEG 25KT 3527 10054 

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

Ferguson

826 
WWUS54 KAMA 260030
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
730 PM CDT Fri Jun 25 2021

TXC087-129-179-483-260045-
/O.CON.KAMA.SV.W.0174.000000T0000Z-210626T0045Z/
Wheeler TX-Gray TX-Collingsworth TX-Donley TX-
730 PM CDT Fri Jun 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT
FOR WHEELER...EASTERN GRAY...NORTHERN COLLINGSWORTH AND NORTHEASTERN
DONLEY COUNTIES...

At 729 PM CDT, automated weather equipment reported a severe
thunderstorm was located 5 miles east of Mclean, or 14 miles west of
Shamrock, moving east at 35 mph.

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

SOURCE...Automated weather equipment. At 725 PM CDT, automated 
         weather equipment recorded a 65 mph wind gust at McLean.

IMPACT...Expect some tree damage. Damage is likely to mobile homes, 
         roofs, and outbuildings. Hail damage to vehicles is 
         expected.

Locations impacted include...
Shamrock, Briscoe, Wheeler, Mclean, Lutie, New Mobeetie, Twitty,
Allison, Lela, Samnorwood, Kellerville, Dozier, Alanreed and
Mobeetie.

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 3507 10075 3531 10073 3562 10055 3562 10000
      3495 10000
TIME...MOT...LOC 0029Z 279DEG 32KT 3527 10050 

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

Ferguson

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 24, 7:32 PM CDT	Special Weather Statement	AMA	Deaf Smith, Hansford, Moore, Oldham, Potter	28 min
Jun 24, 7:55 PM CDT	Special Weather Statement	AMA	Deaf Smith, Hutchinson, Moore, Oldham, Potter, Randall	35 min
Jun 24, 8:23 PM CDT	Special Weather Statement	AMA	Hansford, Hutchinson	37 min
Jun 24, 8:52 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Ochiltree	53 min
Jun 24, 8:57 PM CDT	Special Weather Statement	AMA	Carson, Hutchinson, Potter, Randall, Roberts	33 min
Jun 24, 9:20 PM CDT	Severe Thunderstorm Warning	AMA	Lipscomb, Ochiltree	45 min
Jun 25, 2:47 PM CDT	Special Weather Statement	AMA	Hemphill	28 min
Jun 25, 2:50 PM CDT	Severe Thunderstorm Warning	AMA	Hemphill, Lipscomb, Roberts	55 min
Jun 25, 3:01 PM CDT	Severe Thunderstorm Warning	AMA	Hartley, Oldham, Potter	59 min
Jun 25, 3:24 PM CDT	Severe Thunderstorm Warning	AMA	Hemphill, Lipscomb	51 min
Jun 25, 3:27 PM CDT	Severe Thunderstorm Warning	AMA	Hartley, Moore, Oldham, Potter	63 min
Jun 25, 3:41 PM CDT	Special Weather Statement	AMA	Donley	34 min
Jun 25, 3:51 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Donley, Gray	54 min
Jun 25, 3:56 PM CDT	Severe Thunderstorm Warning	AMA	Hartley, Moore, Oldham, Potter	79 min
Jun 25, 3:58 PM CDT	Areal Flood Advisory	AMA	Hemphill, Lipscomb, Roberts	3 hr
Jun 25, 4:02 PM CDT	Severe Thunderstorm Warning	AMA	Dallam, Hartley, Hutchinson, Moore, Sherman	41 min
Jun 25, 4:26 PM CDT	Severe Thunderstorm Warning	AMA	Gray, Hemphill, Lipscomb, Roberts, Wheeler	64 min
Jun 25, 4:39 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson, Hutchinson, Moore, Potter	66 min
Jun 25, 4:44 PM CDT	Severe Thunderstorm Warning	AMA	Collingsworth, Donley, Gray, Wheeler	47 min
Jun 25, 4:47 PM CDT	Areal Flood Advisory	AMA	Armstrong, Donley, Gray	3 hr
Jun 25, 5:17 PM CDT	Special Weather Statement	AMA	Moore	28 min
Jun 25, 5:20 PM CDT	Special Weather Statement	AMA	Lipscomb	25 min
Jun 25, 5:33 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Gray, Hutchinson, Roberts	57 min
Jun 25, 6:08 PM CDT	Special Weather Statement	AMA	Lipscomb	37 min
Jun 25, 6:09 PM CDT	Areal Flood Advisory	AMA	Carson	73 min
Jun 25, 6:16 PM CDT	Severe Thunderstorm Warning	AMA	Lipscomb, Ochiltree	89 min
Jun 25, 6:21 PM CDT	Severe Thunderstorm Warning	AMA	Ochiltree	69 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.