Alert archive / Texas / Tornado Warnings in 2021

Tornado Warning 12, NWS Amarillo, TX

March 13, 20214 counties in Texas

NWS Amarillo, TX issued this tornado warning at Mar 13, 2021, 6:23 PM CST for 4 counties in Texas. It was in force for 37 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: Mar 13, 2021, 6:23 PM CST (00:23 UTC)
Expired: Mar 13, 2021, 7:00 PM CST
In force: 37 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.75 in

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

The radar

The Amarillo radar (KAMA), 80 km from the middle of the area, began a volume at 00:26 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 13, 6:26 PM CST	TORNADO	2 N Clarendon, TX	BRIEF TOUCHDOWN OF WEAK TORNADO FROM 6:26 PM CST TO 6:29 PM CST.

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 13, 2:26 PM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 0.4 hours before the alert went out and 307 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: 199 J/kg
Mixed-layer CIN: -95 J/kg
Mixed-layer LCL: 473 m above ground
0-6 km bulk shear: 63 kt
0-1 km storm-relative helicity: 469 m²/s²
0-3 km storm-relative helicity: 534 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 5.4

Open this sounding in Storm Lab

The text

As transmitted.

158 
WFUS54 KAMA 140023
TORAMA
TXC087-129-179-483-140100-
/O.NEW.KAMA.TO.W.0012.210314T0023Z-210314T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Amarillo TX
623 PM CST Sat Mar 13 2021

The National Weather Service in Amarillo has issued a

* Tornado Warning for...
  Southwestern Wheeler County in the Panhandle of Texas...
  Eastern Gray County in the Panhandle of Texas...
  Northwestern Collingsworth County in the Panhandle of Texas...
  Northwestern Donley County in the Panhandle of Texas...

* Until 700 PM CST.
    
* At 622 PM CST, two severe thunderstorms capable of producing 
  tornadoes, the first located 6 miles southeast of Lake Mcclellan 
  and the second located over Clarendon, were moving northeast at 35 
  mph.

  HAZARD...Tornado and golf ball size hail.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* Locations impacted include...
  Clarendon, Mclean, Howardwick, Lake Mcclellan, Alanreed,
  Kellerville and Greenbelt Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Heavy rainfall may hide these tornadoes. Do not wait to see or hear 
the tornado. TAKE COVER NOW!

&&

LAT...LON 3497 10109 3500 10109 3557 10069 3533 10024
      3484 10085
TIME...MOT...LOC 0022Z 203DEG 26KT 3513 10082 3492 10090 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

Ferguson

1 follow-up statement

525 
WWUS54 KAMA 140046
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
646 PM CST Sat Mar 13 2021

TXC087-129-140056-
/O.CAN.KAMA.TO.W.0012.000000T0000Z-210314T0100Z/
Collingsworth TX-Donley TX-
646 PM CST Sat Mar 13 2021

...THE TORNADO WARNING FOR NORTHWESTERN COLLINGSWORTH AND
NORTHWESTERN DONLEY COUNTIES IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 900 PM CST for the Panhandle
of Texas.

LAT...LON 3522 10063 3523 10080 3532 10087 3557 10069
      3541 10039
TIME...MOT...LOC 0046Z 211DEG 34KT 3532 10068 

$$

TXC179-483-140100-
/O.CON.KAMA.TO.W.0012.000000T0000Z-210314T0100Z/
Wheeler TX-Gray TX-
646 PM CST Sat Mar 13 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CST FOR WEST
CENTRAL WHEELER AND EASTERN GRAY COUNTIES...
    
At 646 PM CST, a severe thunderstorm capable of producing a tornado
was located 7 miles northwest of Mclean, or 22 miles southeast of
Pampa, moving northeast at 40 mph.

HAZARD...Tornado and golf ball size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Kellerville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 3522 10063 3523 10080 3532 10087 3557 10069
      3541 10039
TIME...MOT...LOC 0046Z 211DEG 34KT 3532 10068 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

Ferguson

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 13, 6:11 PM CST	Special Weather Statement	AMA	Armstrong	34 min
Mar 13, 6:43 PM CST	Special Weather Statement	AMA	Armstrong, Carson	32 min
Mar 13, 6:52 PM CST	Tornado Warning	AMA	Gray, Hemphill, Roberts, Wheeler	38 min
Mar 13, 7:01 PM CST	Areal Flood Advisory	AMA	Armstrong, Carson	3 hr
Mar 13, 7:03 PM CST	Severe Thunderstorm Warning	AMA	Armstrong, Carson, Donley, Gray, Roberts	57 min
Mar 13, 7:52 PM CST	Severe Thunderstorm Warning	AMA	Gray, Hemphill, Lipscomb, Roberts, Wheeler	83 min
Mar 13, 8:23 PM CST	Special Weather Statement	AMA	Collingsworth, Donley	67 min
Mar 13, 8:39 PM CST	Special Weather Statement	AMA	Lipscomb	96 min
Mar 13, 8:58 PM CST	Areal Flood Advisory	AMA	Hemphill, Lipscomb	3 hr
Mar 13, 9:18 PM CST	Severe Thunderstorm Warning	AMA	Hemphill, Lipscomb	42 min
Mar 13, 9:21 PM CST	Special Weather Statement	AMA	Collingsworth, Hemphill, Wheeler	84 min
Mar 13, 9:53 PM CST	Special Weather Statement	AMA	Lipscomb	52 min
Mar 14, 6:18 AM CDT	Wind Advisory	AMA	Deaf Smith, Oldham, Potter, Randall	14 hr

Nearby

Tornado Warnings in Texas, 2021 Every tornado warning in 2021 Tornadoes 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.