Alert archive / Texas / Tornado Warnings in 2021

Tornado Warning 5, NWS Amarillo, TX

March 13, 2021Armstrong County, Randall County, Texas

NWS Amarillo, TX issued this tornado warning at Mar 13, 2021, 3:50 PM CST for Armstrong County, Randall County, Texas. It was in force for 40 min. 7 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 13, 2021, 3:50 PM CST (21:50 UTC)
Expired
Mar 13, 2021, 4:30 PM CST
In force
40 min
Issued by
NWS Amarillo, TX
Area
Storm-based polygon
Tornado
Observed
Damage threat
Considerable
Hail
1.75 in

Counties Armstrong County, TX, Randall County, TX

The radar

The Amarillo radar (KAMA), 27 km from the middle of the area, began a volume at 21:55 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

TimeReportWhereRemark
Mar 13, 3:55 PM CSTTORNADO3 Wnw Palo Duro Canyon, TXTORNADO TOUCHDOWN 3:55 PM. LARGE TORNADO ONGOING.
Mar 13, 3:59 PM CSTHAIL 0.755 S Washburn, TXREPORT FROM MPING: DIME (0.75 IN.).
Mar 13, 4:05 PM CSTTSTM WND GST 763 Nnw Palo Duro Canyon, TXMESONET REPORTED 3 ONE MIN OBS FROM 68 TO 76 MPH GUSTS.
Mar 13, 4:06 PM CSTTORNADO4 Nne Palo Duro Canyon, TXCORRECTED FOR TIME ADJUSTED TO CDT. THE TORNADO BEGAN AT 4:06 PM CST. THIS TORNADO HAD A MAXIMUM PATH WIDTH OF 1000 YARDS , A PATH LENGTH OF 12.9 MILES, AND WAS RATED EF0 WITH AN ESTIMATED PEAK WIND SPEED OF 80 MPH. THE TORNADO LIFTED AT 4:34 PM CST APPROXIMAT
Mar 13, 4:15 PM CSTTSTM WND DMG4 Nw Palo Duro Canyon, TXDAMAGE AT THE ENTRANCE TO PALO DURO CANYON STATE PARK OCCURRED BETWEEN 355 PM CST AND 415 PM CST .
Mar 13, 4:22 PM CSTHAIL 1.51 Ene Palo Duro Canyon, TX
Mar 13, 4:22 PM CSTHAIL 1.52 Nnw Palo Duro Canyon, TXACTUAL TIME OF EVENT IS 4:22 PM CST ON MARCH 13TH. PING PONG BALL SIZED HAIL PICTURES SENT VIA TWITTER.

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.

IssuedProductOfficeLasted
Mar 13, 12:36 PM CSTTornado WatchSPC5 hr
Mar 13, 2:26 PM CSTTornado WatchSPC7 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 9.8 hours before the alert went out and 27 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-pSkew-T log-p diagram, Amarillo Airport, TX at 12:00Z on 2021-03-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 188 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 12:00Z on 2021-03-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 162 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
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
188 J/kg
Mixed-layer CIN
-140 J/kg
Mixed-layer LCL
540 m above ground
0-6 km bulk shear
73 kt
0-1 km storm-relative helicity
162 m²/s²
0-3 km storm-relative helicity
216 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.9

Open this sounding in Storm Lab

The text

As transmitted.

424 
WFUS54 KAMA 132150
TORAMA
TXC011-381-132230-
/O.NEW.KAMA.TO.W.0005.210313T2150Z-210313T2230Z/

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

The National Weather Service in Amarillo has issued a

* Tornado Warning for...
  Northwestern Armstrong County in the Panhandle of Texas...
  Eastern Randall County in the Panhandle of Texas...

* Until 430 PM CST.

* At 350 PM CST, a confirmed large and extremely dangerous tornado
  was located 7 miles west of Palo Duro Canyon, or 7 miles southeast
  of Canyon, moving northeast at 30 mph.

  This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

  HAZARD...Damaging tornado.

  SOURCE...Weather spotters confirmed tornado.

  IMPACT...You are in a life-threatening situation. Flying debris 
           may be deadly to those caught without shelter. Mobile 
           homes will be destroyed. Considerable damage to homes, 
           businesses, and vehicles is likely and complete 
           destruction is possible.

* Locations impacted include...
  Lake Tanglewood, Washburn and Palo Duro Canyon. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, 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 3490 10193 3518 10171 3518 10140 3479 10176
TIME...MOT...LOC 2150Z 212DEG 28KT 3492 10180 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...1.75IN

$$

Ferguson
2 follow-up statements
868 
WWUS54 KAMA 132203
SVSAMA

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

TXC011-381-132230-
/O.CON.KAMA.TO.W.0005.000000T0000Z-210313T2230Z/
Armstrong TX-Randall TX-
403 PM CST Sat Mar 13 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM CST FOR
NORTHWESTERN ARMSTRONG AND NORTHEASTERN RANDALL COUNTIES...
    
At 403 PM CST, a confirmed large and extremely dangerous tornado was
located near Palo Duro Canyon, or 12 miles east of Canyon, moving
northeast at 35 mph.

This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

HAZARD...Damaging tornado.

SOURCE...Weather spotters confirmed tornado.

IMPACT...You are in a life-threatening situation. Flying debris may 
         be deadly to those caught without shelter. Mobile homes 
         will be destroyed. Considerable damage to homes, 
         businesses, and vehicles is likely and complete destruction 
         is possible.

Locations impacted include...
Lake Tanglewood, Washburn and Palo Duro Canyon. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, 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 3518 10171 3518 10140 3490 10166 3499 10186
TIME...MOT...LOC 2203Z 220DEG 29KT 3500 10169 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...1.75IN

$$

Ferguson
955 
WWUS54 KAMA 132218
SVSAMA

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

TXC011-381-132230-
/O.CON.KAMA.TO.W.0005.000000T0000Z-210313T2230Z/
Armstrong TX-Randall TX-
418 PM CST Sat Mar 13 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM CST FOR
NORTHWESTERN ARMSTRONG AND NORTHEASTERN RANDALL COUNTIES...
        
At 418 PM CST, a confirmed large and extremely dangerous tornado was
located 6 miles south of Washburn, or 13 miles west of Claude, moving
northeast at 35 mph.

This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...You are in a life-threatening situation. Flying debris may 
         be deadly to those caught without shelter. Mobile homes 
         will be destroyed. Considerable damage to homes, 
         businesses, and vehicles is likely and complete destruction 
         is possible.

Locations impacted include...
Washburn.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, 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 3494 10162 3502 10179 3518 10168 3518 10140
TIME...MOT...LOC 2218Z 219DEG 29KT 3508 10159 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...1.75IN

$$

Ferguson

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 12, 6:11 PM CSTSevere Thunderstorm WarningAMADeaf Smith, Oldham36 min
Mar 12, 6:24 PM CSTSpecial Weather StatementAMADeaf Smith51 min
Mar 12, 7:02 PM CSTDense Fog AdvisoryAMACarson, Dallam, Gray, Hansford, Hartley, Hemphill and 9 more16 hr
Mar 12, 7:11 PM CSTSpecial Weather StatementAMAMoore34 min
Mar 12, 7:12 PM CSTSpecial Weather StatementAMAOldham48 min
Mar 12, 7:39 PM CSTSevere Thunderstorm WarningAMACarson, Hutchinson, Moore, Potter66 min
Mar 12, 7:57 PM CSTSpecial Weather StatementAMAOldham48 min
Mar 12, 7:58 PM CSTSpecial Weather StatementAMAPotter47 min
Mar 12, 8:20 PM CSTSevere Thunderstorm WarningAMACarson, Gray, Hutchinson, Roberts55 min
Mar 12, 8:39 PM CSTSpecial Weather StatementAMAPotter36 min
Mar 12, 9:11 PM CSTSevere Thunderstorm WarningAMACarson, Gray, Hutchinson, Potter, Roberts79 min
Mar 12, 9:14 PM CSTSevere Thunderstorm WarningAMAHemphill, Lipscomb, Roberts19 min
Mar 12, 10:09 PM CSTSevere Thunderstorm WarningAMAGray, Hemphill, Roberts, Wheeler29 min
Mar 13, 7:41 AM CSTSpecial Weather StatementAMAOldham34 min
Mar 13, 7:50 AM CSTSpecial Weather StatementAMAMoore25 min
Mar 13, 7:54 AM CSTSevere Thunderstorm WarningAMAHartley, Moore, Sherman31 min
Mar 13, 8:26 AM CSTSpecial Weather StatementAMASherman34 min
Mar 13, 8:31 AM CSTSevere Thunderstorm WarningAMAMoore33 min
Mar 13, 1:18 PM CSTSpecial Weather StatementAMAOldham27 min
Mar 13, 1:45 PM CSTSpecial Weather StatementAMAHartley30 min
Mar 13, 1:54 PM CSTSevere Thunderstorm WarningAMADeaf Smith, Hartley, Oldham51 min
Mar 13, 2:24 PM CSTSevere Thunderstorm WarningAMADeaf Smith, Oldham66 min
Mar 13, 2:42 PM CSTTornado WarningAMADallam, Hartley, Moore33 min
Mar 13, 3:12 PM CSTSevere Thunderstorm WarningAMAArmstrong, Randall63 min
Mar 13, 3:14 PM CSTSpecial Weather StatementAMASherman31 min
Mar 13, 3:21 PM CSTTornado WarningAMARandall39 min
Mar 13, 3:30 PM CSTSevere Thunderstorm WarningAMAHartley, Moore, Oldham, Potter60 min
Mar 13, 3:34 PM CSTTornado WarningAMASherman26 min
Mar 13, 3:34 PM CSTTornado WarningAMAMoore26 min
Mar 13, 4:00 PM CSTTornado WarningAMAArmstrong, Randall45 min
Mar 13, 4:21 PM CSTTornado Warning Tornado observedConsiderable damage threatAMAArmstrong, Carson39 min
Mar 13, 4:30 PM CSTSevere Thunderstorm WarningAMAHansford, Hutchinson, Moore, Sherman60 min
Mar 13, 4:42 PM CSTTornado Warning Tornado observedAMAArmstrong, Carson, Donley, Gray48 min
Mar 13, 4:52 PM CSTTornado WarningAMACarson, Gray38 min
Mar 13, 5:14 PM CSTTornado WarningAMAArmstrong, Donley46 min
Mar 13, 5:29 PM CSTSpecial Weather StatementAMAGray31 min
Mar 13, 5:30 PM CSTSpecial Weather StatementAMACarson30 min
Mar 13, 5:43 PM CSTTornado Warning Tornado observedAMADonley47 min

Nearby

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