Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 22, NWS Amarillo, TX

March 16, 20216 counties in Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Mar 16, 2021, 9:43 PM CDT for 6 counties in Texas. It was in force for 62 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: Mar 16, 2021, 9:43 PM CDT (02:43 UTC)
Expired: Mar 16, 2021, 10:45 PM CDT
In force: 62 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 70.0 mph

Counties Carson County, TX, Hutchinson County, TX, Moore County, TX, Ochiltree County, TX, Potter County, TX, Roberts County, TX

The radar

The Amarillo radar (KAMA), 90 km from the middle of the area, began a volume at 02:46 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
Mar 16, 9:57 PM CDT	HAIL 0.88	Borger, TX
Mar 16, 10:07 PM CDT	TSTM WND GST 61	7 E Borger, TX
Mar 16, 10:18 PM CDT	TSTM WND DMG	15 Nw Codman, TX	OVERTURNED SEMI ON U.S. HIGHWAY 70 NEAR ANTELOPE ROAD.

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
Mar 16, 7:49 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 2.7 hours before the alert went out and 90 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: 127 J/kg
Mixed-layer CIN: -82 J/kg
Mixed-layer LCL: 3287 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 93 m²/s²
0-3 km storm-relative helicity: 235 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

570 
WUUS54 KAMA 170243
SVRAMA
TXC065-233-341-357-375-393-170345-
/O.NEW.KAMA.SV.W.0022.210317T0243Z-210317T0345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Amarillo TX
943 PM CDT Tue Mar 16 2021

The National Weather Service in Amarillo has issued a

* Severe Thunderstorm Warning for...
  Northwestern Carson County in the Panhandle of Texas...
  Hutchinson County in the Panhandle of Texas...
  Northeastern Potter County in the Panhandle of Texas...
  Roberts County in the Panhandle of Texas...
  South central Ochiltree County in the Panhandle of Texas...
  Southeastern Moore County in the Panhandle of Texas...

* Until 1045 PM CDT.

* At 943 PM CDT, a severe thunderstorm was located near Sanford, or 6
  miles west of Borger, moving northeast at 30 mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Borger, Fritch, Stinnett, Sanford, Lake Meredith and Pringle. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3554 10149 3562 10181 3592 10162 3606 10111
      3605 10109 3606 10108 3613 10084 3606 10058
      3589 10054 3585 10054
TIME...MOT...LOC 0243Z 221DEG 25KT 3566 10151 

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

TLH

1 follow-up statement

097 
WWUS54 KAMA 170313
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
1013 PM CDT Tue Mar 16 2021

TXC065-341-375-170321-
/O.CAN.KAMA.SV.W.0022.000000T0000Z-210317T0345Z/
Carson TX-Potter TX-Moore TX-
1013 PM CDT Tue Mar 16 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CARSON...
NORTHEASTERN POTTER AND SOUTHEASTERN MOORE COUNTIES 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 300 AM CDT for
the Panhandle of Texas.

LAT...LON 3585 10054 3563 10122 3563 10150 3594 10154
      3606 10112 3605 10109 3606 10108 3613 10084
      3606 10058 3589 10054
TIME...MOT...LOC 0311Z 221DEG 25KT 3581 10135 

$$

TXC233-357-393-170345-
/O.CON.KAMA.SV.W.0022.000000T0000Z-210317T0345Z/
Hutchinson TX-Roberts TX-Ochiltree TX-
1013 PM CDT Tue Mar 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM CDT
FOR HUTCHINSON...ROBERTS AND SOUTH CENTRAL OCHILTREE COUNTIES...

At 1011 PM CDT, a severe thunderstorm was located 5 miles east of
Stinnett, or 10 miles north of Borger, moving northeast at 30 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Borger, Stinnett and Pringle. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3585 10054 3563 10122 3563 10150 3594 10154
      3606 10112 3605 10109 3606 10108 3613 10084
      3606 10058 3589 10054
TIME...MOT...LOC 0311Z 221DEG 25KT 3581 10135 

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

TLH

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 16, 8:01 PM CDT	Special Weather Statement	AMA	Collingsworth	44 min
Mar 16, 8:02 PM CDT	Severe Thunderstorm Warning	AMA	Collingsworth	33 min
Mar 16, 8:17 PM CDT	Special Weather Statement	AMA	Roberts	43 min
Mar 16, 8:26 PM CDT	Special Weather Statement	AMA	Roberts	34 min
Mar 16, 8:33 PM CDT	Special Weather Statement	AMA	Wheeler	27 min
Mar 16, 8:49 PM CDT	Severe Thunderstorm Warning	AMA	Hemphill, Roberts	41 min
Mar 16, 9:12 PM CDT	Severe Thunderstorm Warning	AMA	Hemphill, Lipscomb	48 min
Mar 16, 9:27 PM CDT	Severe Thunderstorm Warning	AMA	Lipscomb	63 min
Mar 16, 9:32 PM CDT	Severe Thunderstorm Warning	AMA	Lipscomb	58 min
Mar 16, 9:35 PM CDT	Special Weather Statement	AMA	Hutchinson, Roberts	40 min
Mar 16, 10:43 PM CDT	Areal Flood Advisory	AMA	Hemphill, Hutchinson, Lipscomb, Ochiltree, Roberts	4 hr
Mar 16, 10:47 PM CDT	Special Weather Statement	AMA	Hutchinson	43 min
Mar 16, 10:54 PM CDT	Special Weather Statement	AMA	Gray, Roberts	36 min
Mar 16, 11:01 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Gray, Hemphill, Hutchinson, Ochiltree, Roberts and 1 more	59 min
Mar 16, 11:03 PM CDT	Special Weather Statement	AMA	Lipscomb	27 min
Mar 16, 11:08 PM CDT	Severe Thunderstorm Warning	AMA	Hemphill, Lipscomb, Ochiltree, Roberts	67 min
Mar 16, 11:20 PM CDT	Areal Flood Advisory	AMA	Gray, Hemphill, Lipscomb, Roberts, Wheeler	5 hr
Mar 16, 11:53 PM CDT	Severe Thunderstorm Warning	AMA	Hemphill, Lipscomb, Ochiltree, Roberts	52 min
Mar 17, 3:16 AM CDT	High Wind Warning	AMA	Collingsworth, Donley, Wheeler	15 hr

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.