Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 62, NWS Amarillo, TX

May 16, 2021Potter County, Randall County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at May 16, 2021, 4:46 PM CDT for Potter County, Randall County, Texas. It was in force for 59 min. 13 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
May 16, 2021, 4:46 PM CDT (21:46 UTC)
Expired
May 16, 2021, 5:45 PM CDT
In force
59 min
Issued by
NWS Amarillo, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Potter County, TX, Randall County, TX

The radar

The Amarillo radar (KAMA), 27 km from the middle of the area, began a volume at 21:47 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
May 16, 4:50 PM CDTHAIL 0.756 Wnw Timbercreek Canyo, TX
May 16, 5:00 PM CDTHAIL 15 Nw Timbercreek Canyon, TXPEA TO QUARTER SIZE HAIL, MOST BEING PEA TO DIME SIZE.
May 16, 5:00 PM CDTHAIL 1.256 Nw Timbercreek Canyon, TX
May 16, 5:01 PM CDTHAIL 15 Nnw Timbercreek Canyo, TX
May 16, 5:06 PM CDTHAIL 1.256 Ssw Amarillo, TX
May 16, 5:07 PM CDTHAIL 0.754 E Amarillo, TXREPORT FROM MPING: DIME (0.75 IN.).
May 16, 5:12 PM CDTHAIL 16 Wnw Timbercreek Canyo, TXREPORT FROM MPING: QUARTER (1.00 IN.).
May 16, 5:14 PM CDTHAIL 1.55 Ssw Amarillo, TX
May 16, 5:16 PM CDTHAIL 1.754 Sw Amarillo, TX
May 16, 5:16 PM CDTHAIL 24 Ssw Amarillo, TX
May 16, 5:22 PM CDTHAIL 1.252 Sw Amarillo, TX
May 16, 5:22 PM CDTHAIL 1.253 S Amarillo, TX
May 16, 5:23 PM CDTHAIL 12 S Amarillo, 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.

IssuedProductOfficeLasted
May 16, 3:43 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 9.8 hours before the alert went out and 28 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 2021-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 12:00Z on 2021-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -57 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1470 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
-57 m²/s²
0-3 km storm-relative helicity
-16 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

301 
WUUS54 KAMA 162146
SVRAMA
TXC375-381-162245-
/O.NEW.KAMA.SV.W.0062.210516T2146Z-210516T2245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Amarillo TX
446 PM CDT Sun May 16 2021

The National Weather Service in Amarillo has issued a

* Severe Thunderstorm Warning for...
  Northern Randall County in the Panhandle of Texas...
  South central Potter County in the Panhandle of Texas...

* Until 545 PM CDT.

* At 446 PM CDT, a severe thunderstorm was located over Mescalero
  Park, or 7 miles north of Canyon, moving northeast at 10 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...
  Amarillo, Canyon, Lake Tanglewood, Mescalero Park and Timbercreek
  Canyon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3498 10206 3513 10213 3531 10182 3501 10167
TIME...MOT...LOC 2146Z 246DEG 9KT 3509 10193 

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

Rutt
3 follow-up statements
667 
WWUS54 KAMA 162158
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
458 PM CDT Sun May 16 2021

TXC375-381-162245-
/O.CON.KAMA.SV.W.0062.000000T0000Z-210516T2245Z/
Randall TX-Potter TX-
458 PM CDT Sun May 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR NORTHEASTERN RANDALL AND SOUTH CENTRAL POTTER COUNTIES...

At 458 PM CDT, a severe thunderstorm was located near Mescalero Park,
or 7 miles south of Amarillo, moving northeast at 10 mph.

HAZARD...60 mph wind gusts and half dollar size hail.

SOURCE...Radar indicated.

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

Locations impacted include...
Amarillo, Canyon, Lake Tanglewood, Mescalero Park and Timbercreek
Canyon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3501 10198 3513 10204 3525 10179 3501 10167
TIME...MOT...LOC 2158Z 246DEG 9KT 3510 10190 

HAIL...1.25IN
WIND...60MPH
 
$$

Rutt
181 
WWUS54 KAMA 162207
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
507 PM CDT Sun May 16 2021

TXC375-381-162245-
/O.CON.KAMA.SV.W.0062.000000T0000Z-210516T2245Z/
Randall TX-Potter TX-
507 PM CDT Sun May 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR NORTHEASTERN RANDALL AND SOUTH CENTRAL POTTER COUNTIES...

At 506 PM CDT, a severe thunderstorm was located near Mescalero 
Park, or 6 miles south of Amarillo, moving northeast at 10 mph. 
Multiple trained spotters have reported quarter to half dollar size 
hail with this storm.

HAZARD...60 mph wind gusts and half dollar size hail.

SOURCE...Trained weather spotters.

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

Locations impacted include...
Amarillo, Lake Tanglewood, Mescalero Park and Timbercreek Canyon. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3503 10192 3513 10196 3525 10179 3505 10169
TIME...MOT...LOC 2206Z 246DEG 9KT 3511 10188 

HAIL...1.25IN
WIND...60MPH
 
$$

Rutt
249 
WWUS54 KAMA 162217
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
517 PM CDT Sun May 16 2021

TXC375-381-162245-
/O.CON.KAMA.SV.W.0062.000000T0000Z-210516T2245Z/
Randall TX-Potter TX-
517 PM CDT Sun May 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR NORTHEASTERN RANDALL AND SOUTH CENTRAL POTTER COUNTIES...

At 516 PM CDT, a severe thunderstorm was located 5 miles south of 
Amarillo, moving northeast at 10 mph. Reports of two inch hail with 
this storm.

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

SOURCE...Public.

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, Lake Tanglewood and Timbercreek Canyon. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3505 10182 3516 10190 3525 10179 3507 10170
TIME...MOT...LOC 2216Z 246DEG 9KT 3512 10185 

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

Rutt

The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 7:40 PM CDTSevere Thunderstorm WarningAMADallam, Hartley20 min
May 15, 9:09 PM CDTSpecial Weather StatementAMASherman36 min
May 15, 9:22 PM CDTSevere Thunderstorm WarningAMAMoore, Sherman23 min
May 15, 9:27 PM CDTSpecial Weather StatementAMAPotter33 min
May 15, 9:32 PM CDTSevere Thunderstorm WarningAMADeaf Smith, Oldham, Potter, Randall28 min
May 15, 9:49 PM CDTSevere Thunderstorm WarningAMAHansford, Hutchinson, Moore, Sherman16 min
May 15, 9:59 PM CDTSevere Thunderstorm WarningAMAHansford28 min
May 15, 10:14 PM CDTSpecial Weather StatementAMARandall31 min
May 15, 10:36 PM CDTSpecial Weather StatementAMAArmstrong24 min
May 15, 11:11 PM CDTSpecial Weather StatementAMAPotter64 min
May 15, 11:32 PM CDTSpecial Weather StatementAMAOchiltree58 min
May 15, 11:47 PM CDTAreal Flood AdvisoryAMAPotter, Randall3 hr
May 16, 4:25 PM CDTSpecial Weather StatementAMAPotter35 min
May 16, 4:34 PM CDTSevere Thunderstorm WarningAMAMoore, Potter56 min
May 16, 4:37 PM CDTSevere Thunderstorm WarningAMAArmstrong, Carson, Potter, Randall68 min
May 16, 5:22 PM CDTSevere Thunderstorm WarningAMADeaf Smith, Oldham53 min
May 16, 5:45 PM CDTSevere Thunderstorm WarningAMAArmstrong, Carson, Potter, Randall60 min
May 16, 5:57 PM CDTSevere Thunderstorm WarningAMACarson, Moore, Potter63 min
May 16, 6:12 PM CDTSevere Thunderstorm WarningAMADeaf Smith, Oldham63 min
May 16, 6:33 PM CDTSevere Thunderstorm WarningAMACarson, Potter, Randall44 min
May 16, 6:41 PM CDTSevere Thunderstorm WarningAMAArmstrong, Randall64 min
May 16, 6:48 PM CDTAreal Flood AdvisoryAMADeaf Smith, Randall3 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2021Every 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.