Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 151, NWS Amarillo, TX

June 13, 20217 counties in Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Jun 13, 2021, 1:15 AM CDT for 7 counties in Texas. It was in force for 45 min. 3 reports 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 13, 2021, 1:15 AM CDT (06:15 UTC)
Expired: Jun 13, 2021, 2:00 AM CDT
In force: 45 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties Armstrong County, TX, Carson County, TX, Gray County, TX, Hutchinson County, TX, Potter County, TX, Randall County, TX, Roberts County, TX

The radar

The Amarillo radar (KAMA), 44 km from the middle of the area, began a volume at 06:16 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

Time	Report	Where	Remark
Jun 13, 1:16 AM CDT	TSTM WND GST 74	11 Ssw Fritch, TX
Jun 13, 1:17 AM CDT	TSTM WND GST 61	11 Ssw Fritch, TX	MEASURED USING HANDHELD WIND METER.
Jun 13, 1:29 AM CDT	TSTM WND DMG	4 N Amarillo, TX	SHINGLES BLOWN OFF HOUSES.

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 12, 9:39 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 6.3 hours before the alert went out and 43 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: 3697 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 1361 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 42 m²/s²
0-3 km storm-relative helicity: 190 m²/s²
Significant tornado parameter: 1.9
Supercell composite: 18.7

Open this sounding in Storm Lab

The text

As transmitted.

499 
WUUS54 KAMA 130615
SVRAMA
TXC011-065-179-233-375-381-393-130700-
/O.NEW.KAMA.SV.W.0151.210613T0615Z-210613T0700Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Amarillo TX
115 AM CDT Sun Jun 13 2021

The National Weather Service in Amarillo has issued a

* Severe Thunderstorm Warning for...
  Northern Armstrong County in the Panhandle of Texas...
  Northeastern Randall County in the Panhandle of Texas...
  Carson County in the Panhandle of Texas...
  Southeastern Hutchinson County in the Panhandle of Texas...
  Northwestern Gray County in the Panhandle of Texas...
  Southeastern Potter County in the Panhandle of Texas...
  Southwestern Roberts County in the Panhandle of Texas...

* Until 200 AM CDT.

* At 115 AM CDT, a severe thunderstorm was located 8 miles north of
  Panhandle, moving southeast at 50 mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Amarillo, Pampa, Borger, Panhandle, Claude, Fritch, White Deer,
  Groom, Lefors, Skellytown, Washburn, Palo Duro Canyon, Kingsmill,
  Codman and Pantex.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3485 10161 3540 10196 3584 10118 3554 10054
      3552 10054
TIME...MOT...LOC 0615Z 315DEG 42KT 3547 10140 

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

TLH

2 follow-up statements

635 
WWUS54 KAMA 130617
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
117 AM CDT Sun Jun 13 2021

TXC011-065-179-233-375-381-393-130700-
/O.CON.KAMA.SV.W.0151.000000T0000Z-210613T0700Z/
Armstrong TX-Randall TX-Carson TX-Hutchinson TX-Gray TX-Potter TX-
Roberts TX-
117 AM CDT Sun Jun 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 200 AM CDT
FOR NORTHERN ARMSTRONG...NORTHEASTERN RANDALL...CARSON...SOUTHEASTERN
HUTCHINSON...NORTHWESTERN GRAY...SOUTHEASTERN POTTER AND SOUTHWESTERN
ROBERTS COUNTIES...

At 116 AM CDT, a severe thunderstorm was located 7 miles north of
Panhandle, moving southeast at 50 mph.

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

SOURCE...Automated weather equipment measured a 67 mile per hour 
         wind gust at the Borger airport. 

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

Locations impacted include...
Amarillo, Pampa, Borger, Panhandle, Claude, Fritch, White Deer,
Groom, Lefors, Skellytown, Washburn, Palo Duro Canyon, Kingsmill,
Codman and Pantex.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3485 10161 3540 10196 3584 10118 3554 10054
      3552 10054
TIME...MOT...LOC 0616Z 315DEG 42KT 3546 10138 

HAIL...0.88IN
WIND...70MPH
 
$$

TLH

430 
WWUS54 KAMA 130648
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
148 AM CDT Sun Jun 13 2021

TXC011-065-179-233-375-381-393-130700-
/O.CON.KAMA.SV.W.0151.000000T0000Z-210613T0700Z/
Armstrong TX-Randall TX-Carson TX-Hutchinson TX-Gray TX-Potter TX-
Roberts TX-
148 AM CDT Sun Jun 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 200 AM CDT
FOR NORTHERN ARMSTRONG...NORTHEASTERN RANDALL...CARSON...SOUTHEASTERN
HUTCHINSON...NORTHWESTERN GRAY...SOUTHEASTERN POTTER AND SOUTHWESTERN
ROBERTS COUNTIES...

At 148 AM CDT, automated weather equipment reported a severe
thunderstorm was located 6 miles south of Washburn, or 9 miles west
of Claude, moving east at 15 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Automated weather equipment.

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...
Amarillo, Pampa, Borger, Panhandle, Claude, Fritch, White Deer,
Groom, Lefors, Skellytown, Washburn, Palo Duro Canyon, Kingsmill,
Codman and Pantex.

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 3485 10161 3540 10196 3584 10118 3554 10054
      3552 10054
TIME...MOT...LOC 0648Z 277DEG 12KT 3508 10153 

HAIL...1.50IN
WIND...60MPH
 
$$

Beat

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 12, 10:02 PM CDT	Severe Thunderstorm Warning	AMA	Deaf Smith, Oldham	73 min
Jun 12, 10:28 PM CDT	Special Weather Statement	AMA	Dallam	32 min
Jun 12, 10:32 PM CDT	Severe Thunderstorm Warning	AMA	Dallam, Sherman	58 min
Jun 12, 11:01 PM CDT	Severe Thunderstorm Warning	AMA	Dallam, Hansford, Hartley, Moore, Sherman	74 min
Jun 12, 11:07 PM CDT	Severe Thunderstorm Warning	AMA	Deaf Smith, Hartley, Oldham	83 min
Jun 12, 11:46 PM CDT	Severe Thunderstorm Warning	AMA	Dallam, Hansford, Hartley, Hutchinson, Moore, Oldham and 2 more	59 min
Jun 12, 11:51 PM CDT	Special Weather Statement	AMA	Deaf Smith	24 min
Jun 13, 12:15 AM CDT	Areal Flood Warning	AMA	Dallam, Hartley, Moore, Oldham, Potter, Sherman	2 hr
Jun 13, 12:22 AM CDT	Special Weather Statement	AMA	Randall	23 min
Jun 13, 12:28 AM CDT	Special Weather Statement	AMA	Deaf Smith	32 min
Jun 13, 12:42 AM CDT	Severe Thunderstorm Warning	AMA	Carson, Hansford, Hartley, Hutchinson, Moore, Ochiltree and 4 more	63 min
Jun 13, 1:28 AM CDT	Areal Flood Advisory	AMA	Armstrong, Carson, Hutchinson	2 hr
Jun 13, 1:56 AM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson, Donley, Gray, Hemphill, Hutchinson and 3 more	64 min
Jun 13, 2:37 AM CDT	Special Weather Statement	AMA	Sherman	23 min
Jun 13, 2:56 AM CDT	Special Weather Statement	AMA	Donley	34 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.