Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 177, NWS Amarillo, TX

June 25, 2021Armstrong County, Donley County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Jun 25, 2021, 9:16 PM CDT for Armstrong County, Donley County, Texas. It was in force for 59 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, 9:16 PM CDT (02:16 UTC)
Expired: Jun 25, 2021, 10:15 PM CDT
In force: 59 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Hail: 2.0 in
Wind: 60.0 mph

Counties Armstrong County, TX, Donley County, TX

The radar

The Amarillo radar (KAMA), 87 km from the middle of the area, began a volume at 02:19 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, 9:36 PM CDT	HAIL 2	Clarendon, TX

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 00:00Z, 2.3 hours before the alert went out and 86 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: 957 J/kg
Mixed-layer CIN: -173 J/kg
Mixed-layer LCL: 1729 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 295 m²/s²
0-3 km storm-relative helicity: 439 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.3

Open this sounding in Storm Lab

The text

As transmitted.

203 
WUUS54 KAMA 260216
SVRAMA
TXC011-129-260315-
/O.NEW.KAMA.SV.W.0177.210626T0216Z-210626T0315Z/

BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Amarillo TX
916 PM CDT Fri Jun 25 2021

The National Weather Service in Amarillo has issued a

* Severe Thunderstorm Warning for...
  Southeastern Armstrong County in the Panhandle of Texas...
  Donley County in the Panhandle of Texas...

* Until 1015 PM CDT.

* At 916 PM CDT, a severe thunderstorm was located 13 miles west of
  Brice, or 18 miles southwest of Clarendon, moving northeast at 40
  mph.

  HAZARD...Two inch hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Minor damage to roofs, siding, and trees is possible. 
           People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles.

* Locations impacted include...
  Clarendon, Howardwick, Hedley, Lelia Lake and Greenbelt Lake. 

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 this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3518 10083 3518 10054 3491 10054 3475 10082
      3475 10124
TIME...MOT...LOC 0216Z 229DEG 34KT 3475 10113 

HAIL...2.00IN
WIND...60MPH
 
$$

Ferguson

3 follow-up statements

903 
WWUS54 KAMA 260243
SVSAMA

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

TXC011-260252-
/O.CAN.KAMA.SV.W.0177.000000T0000Z-210626T0315Z/
Armstrong TX-
943 PM CDT Fri Jun 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ARMSTRONG COUNTY
IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for
the Panhandle of Texas.

LAT...LON 3489 10109 3491 10109 3492 10108 3518 10083
      3518 10054 3491 10054 3475 10082
TIME...MOT...LOC 0242Z 229DEG 34KT 3492 10090 

$$

TXC129-260315-
/O.CON.KAMA.SV.W.0177.000000T0000Z-210626T0315Z/
Donley TX-
943 PM CDT Fri Jun 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT
FOR DONLEY COUNTY...

At 942 PM CDT, a severe thunderstorm was located over Clarendon,
moving northeast at 40 mph.

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

SOURCE...Radar indicated.

IMPACT...Minor damage to roofs, siding, and trees is possible. Hail 
         damage to vehicles is expected.

Locations impacted include...
Clarendon, Howardwick, Hedley, Lelia Lake and Greenbelt Lake. 

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 this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3489 10109 3491 10109 3492 10108 3518 10083
      3518 10054 3491 10054 3475 10082
TIME...MOT...LOC 0242Z 229DEG 34KT 3492 10090 

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

Ferguson

035 
WWUS54 KAMA 260304
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
1004 PM CDT Fri Jun 25 2021

TXC129-260315-
/O.CON.KAMA.SV.W.0177.000000T0000Z-210626T0315Z/
Donley TX-
1004 PM CDT Fri Jun 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT
FOR NORTHEASTERN DONLEY COUNTY...

At 1004 PM CDT, a severe thunderstorm was located 10 miles south of
Alanreed, or 13 miles northeast of Clarendon, moving northeast at 40
mph.

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

SOURCE...Radar indicated.

IMPACT...Minor damage to roofs, siding, and trees is possible. Hail 
         damage to vehicles is expected.

This severe thunderstorm will remain over mainly rural areas of
northeastern Donley County.

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 this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3506 10094 3518 10083 3518 10054 3491 10054
      3486 10063
TIME...MOT...LOC 0304Z 229DEG 34KT 3506 10071 

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

Ferguson

615 
WWUS54 KAMA 260315
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
1015 PM CDT Fri Jun 25 2021

TXC129-260324-
/O.EXP.KAMA.SV.W.0177.000000T0000Z-210626T0315Z/
Donley TX-
1015 PM CDT Fri Jun 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN DONLEY COUNTY
WILL EXPIRE AT 1015 PM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However up to 
nickel size hail, gusty winds of 50 to 55 mph, and heavy rain are 
still possible with this thunderstorm. Therefore, a Significant 
Weather Advisory is now in effect for northeastern Donley, northern 
Collingsworth, southeastern Gray, and southwestern Wheeler Counties 
until 1045 PM CDT.

A Severe Thunderstorm Watch remains in effect until midnight CDT for
the Panhandle of Texas.

LAT...LON 3506 10094 3518 10083 3518 10054 3491 10054
      3486 10063
TIME...MOT...LOC 0314Z 229DEG 34KT 3510 10065 

$$

Ferguson

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 25, 7:39 PM CDT	Severe Thunderstorm Warning	AMA	Collingsworth, Wheeler	45 min
Jun 25, 8:08 PM CDT	Special Weather Statement	AMA	Donley	37 min
Jun 25, 8:14 PM CDT	Special Weather Statement	AMA	Lipscomb, Ochiltree	31 min
Jun 25, 8:40 PM CDT	Severe Thunderstorm Warning	AMA	Collingsworth, Donley	95 min
Jun 25, 8:58 PM CDT	Special Weather Statement	AMA	Lipscomb	32 min
Jun 25, 9:02 PM CDT	Special Weather Statement	AMA	Deaf Smith, Potter	28 min
Jun 25, 9:29 PM CDT	Special Weather Statement	AMA	Deaf Smith	46 min
Jun 25, 10:13 PM CDT	Special Weather Statement	AMA	Wheeler	32 min
Jun 25, 10:19 PM CDT	Special Weather Statement	AMA	Donley	26 min
Jun 25, 10:22 PM CDT	Areal Flood Advisory	AMA	Carson, Gray, Hemphill, Hutchinson, Lipscomb, Ochiltree and 1 more	3 hr
Jun 25, 11:09 PM CDT	Special Weather Statement	AMA	Gray	36 min
Jun 25, 11:23 PM CDT	Special Weather Statement	AMA	Carson	37 min
Jun 25, 11:37 PM CDT	Severe Thunderstorm Warning	AMA	Gray, Hemphill, Wheeler	53 min
Jun 25, 11:45 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson, Collingsworth, Donley, Gray, Wheeler	60 min
Jun 26, 12:26 AM CDT	Severe Thunderstorm Warning	AMA	Collingsworth, Donley, Wheeler	64 min
Jun 26, 12:52 AM CDT	Areal Flood Advisory	AMA	Armstrong, Randall	3 hr
Jun 26, 1:13 AM CDT	Special Weather Statement	AMA	Armstrong, Donley	47 min
Jun 26, 1:18 AM CDT	River Flood Advisory	AMA	Armstrong	8 hr
Jun 26, 1:59 AM CDT	Special Weather Statement	AMA	Collingsworth, Donley	31 min
Jun 26, 2:18 AM CDT	Areal Flood Advisory	AMA	Hemphill, Roberts	117 min
Jun 26, 2:30 AM CDT	Special Weather Statement	AMA	Collingsworth	30 min
Jun 26, 10:42 AM CDT	Flood Watch	AMA	Armstrong, Carson, Collingsworth, Deaf Smith, Donley, Gray and 6 more	32 hr
Jun 26, 5:31 PM CDT	Severe Thunderstorm Warning	AMA	Deaf Smith, Oldham	89 min
Jun 26, 6:25 PM CDT	Areal Flood Advisory	AMA	Deaf Smith, Oldham	4 hr
Jun 26, 6:57 PM CDT	Severe Thunderstorm Warning	AMA	Deaf Smith, Randall	93 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.