Alert archive / Texas / Wind Chill Warnings in 2021

Wind Chill Warning 1, NWS Amarillo, TX

February 14, 202120 counties in Texas; Beaver County, Cimarron County, Texas County, Oklahoma

NWS Amarillo, TX issued this wind chill warning at Feb 14, 2021, 6:39 PM CST for 20 counties in Texas; Beaver County, Cimarron County, Texas County, Oklahoma. It was in force for 41 hr. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 14, 2021, 6:39 PM CST (00:39 UTC)
Expired
Feb 16, 2021, 12:00 PM CST
In force
41 hr
Issued by
NWS Amarillo, TX
All 23 counties

Beaver County, OK, Cimarron County, OK, Texas County, OK, Armstrong County, TX, Carson County, TX, Collingsworth County, TX, Dallam County, TX, Deaf Smith County, TX, Donley County, TX, Gray County, TX, Hansford County, TX, Hartley County, TX, Hemphill County, TX, Hutchinson County, TX, Lipscomb County, TX, Moore County, TX, Ochiltree County, TX, Oldham County, TX, Potter County, TX, Randall County, TX, Roberts County, TX, Sherman County, TX, Wheeler County, TX

The radar

The Amarillo radar (KAMA), 66 km from the middle of the area, began a volume at 00:40 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
Feb 15, 7:00 AM CSTSNOW 61 Nne Gruver, TXCO-OP OBSERVER STATION GRUT2 0.6 NE GRUVER. UPDATE TO INCLUDE 2.0 AMOUNT.
Feb 15, 7:00 AM CSTSNOW 6Gruver, TXSNOW TOTAL FOR EVENT.
Feb 15, 10:46 AM CSTSNOW 4.2Bushland, TX

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.7 hours before the alert went out and 66 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 00:00Z on 2021-02-15Temperature 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 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 00:00Z on 2021-02-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -35 square meters per square second.19395878Sfc1 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
794 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
-35 m²/s²
0-3 km storm-relative helicity
99 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

103 
WWUS44 KAMA 150039
WSWAMA

URGENT - WINTER WEATHER MESSAGE
National Weather Service Amarillo TX
639 PM CST Sun Feb 14 2021

OKZ001>003-TXZ001>020-317-150900-
/O.CAN.KAMA.WS.W.0001.000000T0000Z-210215T1800Z/
/O.NEW.KAMA.WC.W.0001.210215T0039Z-210215T1900Z/
Cimarron-Texas-Beaver-Dallam-Sherman-Hansford-Ochiltree-Lipscomb-
Hartley-Moore-Hutchinson-Roberts-Hemphill-Oldham-Potter-Carson-
Gray-Wheeler-Deaf Smith-Randall-Armstrong-Donley-Collingsworth-
Palo Duro Canyon-
Including the cities of Boise City, Keyes, Guymon, Beaver, 
Forgan, Dalhart, Stratford, Spearman, Gruver, Perryton, Booker, 
Higgins, Follett, Hartley, Channing, Dumas, Borger, Miami, 
Canadian, Vega, Amarillo, Panhandle, White Deer, Pampa, Shamrock,
Wheeler, Hereford, Canyon, Claude, Clarendon, Wellington, 
and Palo Duro Canyon
639 PM CST Sun Feb 14 2021

...WIND CHILL WARNING IN EFFECT UNTIL 1 PM CST MONDAY...
...WINTER STORM WARNING IS CANCELLED...

* WHAT...Dangerously cold wind chills. Wind chill values of 15
  degrees below zero to as low as 30 degrees below zero are
  expected. 

* WHERE...All of the Oklahoma and Texas Panhandles.

* WHEN...Until 1 PM CST Monday.

* IMPACTS...The dangerously cold wind chills could cause frostbite
  on exposed skin in as little as 15 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Exposed skin can suffer from frostbite in a very short time...so
dress adequately. Be sure to wear layered light clothing...and
wear a hat and mittens to protect yourself from the dangers of
frostbite and hypothermia. Avoid outside activities if possible. 

&&

$$

02
5 follow-up statements
256 
WWUS44 KAMA 150406
WSWAMA

URGENT - WINTER WEATHER MESSAGE
National Weather Service Amarillo TX
1006 PM CST Sun Feb 14 2021

OKZ001>003-TXZ001>020-317-151200-
/O.CON.KAMA.WC.W.0001.000000T0000Z-210215T1900Z/
Cimarron-Texas-Beaver-Dallam-Sherman-Hansford-Ochiltree-Lipscomb-
Hartley-Moore-Hutchinson-Roberts-Hemphill-Oldham-Potter-Carson-
Gray-Wheeler-Deaf Smith-Randall-Armstrong-Donley-Collingsworth-
Palo Duro Canyon-
Including the cities of Boise City, Keyes, Guymon, Beaver, 
Forgan, Dalhart, Stratford, Spearman, Gruver, Perryton, Booker, 
Higgins, Follett, Hartley, Channing, Dumas, Borger, Miami, 
Canadian, Vega, Amarillo, Panhandle, White Deer, Pampa, Shamrock,
Wheeler, Hereford, Canyon, Claude, Clarendon, Wellington, 
and Palo Duro Canyon
1006 PM CST Sun Feb 14 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 1 PM CST MONDAY...

* WHAT...Dangerously cold wind chills. Wind chill values of 15 
  degrees below zero to as low as 30 degrees below zero are 
  expected.

* WHERE...All of the Oklahoma and Texas Panhandles.

* WHEN...Until 1 PM CST Monday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 15 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Exposed skin can suffer from frostbite in a very short time...so
dress adequately. Be sure to wear layered light clothing...and
wear a hat and mittens to protect yourself from the dangers of
frostbite and hypothermia. Avoid outside activities if possible.

&&

$$

02
322 
WWUS44 KAMA 150922
WSWAMA

URGENT - WINTER WEATHER MESSAGE
National Weather Service Amarillo TX
322 AM CST Mon Feb 15 2021

OKZ001>003-TXZ001>020-317-151900-
/O.CON.KAMA.WC.W.0001.000000T0000Z-210215T1900Z/
Cimarron-Texas-Beaver-Dallam-Sherman-Hansford-Ochiltree-Lipscomb-
Hartley-Moore-Hutchinson-Roberts-Hemphill-Oldham-Potter-Carson-
Gray-Wheeler-Deaf Smith-Randall-Armstrong-Donley-Collingsworth-
Palo Duro Canyon-
Including the cities of Boise City, Keyes, Guymon, Beaver, 
Forgan, Dalhart, Stratford, Spearman, Gruver, Perryton, Booker, 
Higgins, Follett, Hartley, Channing, Dumas, Borger, Miami, 
Canadian, Vega, Amarillo, Panhandle, White Deer, Pampa, Shamrock,
Wheeler, Hereford, Canyon, Claude, Clarendon, Wellington, 
and Palo Duro Canyon
322 AM CST Mon Feb 15 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 1 PM CST THIS
AFTERNOON...

* WHAT...Dangerously cold wind chills. Wind chill values of 15 
  degrees below zero to as low as 30 degrees below zero are 
  expected.

* WHERE...All of the Oklahoma and Texas Panhandles.

* WHEN...Until 1 PM CST Monday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 15 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$
463 
WWUS44 KAMA 151809
WSWAMA

URGENT - WINTER WEATHER MESSAGE
National Weather Service Amarillo TX
1209 PM CST Mon Feb 15 2021


OKZ001>003-TXZ001>020-317-160300-
/O.EXT.KAMA.WC.W.0001.000000T0000Z-210216T1800Z/
Cimarron-Texas-Beaver-Dallam-Sherman-Hansford-Ochiltree-Lipscomb-
Hartley-Moore-Hutchinson-Roberts-Hemphill-Oldham-Potter-Carson-
Gray-Wheeler-Deaf Smith-Randall-Armstrong-Donley-Collingsworth-
Palo Duro Canyon-
Including the cities of Boise City, Keyes, Guymon, Beaver, 
Forgan, Dalhart, Stratford, Spearman, Gruver, Perryton, Booker, 
Higgins, Follett, Hartley, Channing, Dumas, Borger, Miami, 
Canadian, Vega, Amarillo, Panhandle, White Deer, Pampa, Shamrock,
Wheeler, Hereford, Canyon, Claude, Clarendon, Wellington, 
and Palo Duro Canyon
1209 PM CST Mon Feb 15 2021

...WIND CHILL WARNING NOW IN EFFECT UNTIL NOON CST TUESDAY...

* WHAT...Dangerously cold wind chills. Wind chill values of 15
  degrees below zero to as low as 25 degrees below zero are 
  expected.

* WHERE...All of the Oklahoma and Texas Panhandles.

* WHEN...Until noon CST Tuesday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 15 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$
203 
WWUS44 KAMA 160302
WSWAMA

URGENT - WINTER WEATHER MESSAGE
National Weather Service Amarillo TX
902 PM CST Mon Feb 15 2021

OKZ001>003-TXZ001>020-317-161100-
/O.CON.KAMA.WC.W.0001.000000T0000Z-210216T1800Z/
Cimarron-Texas-Beaver-Dallam-Sherman-Hansford-Ochiltree-Lipscomb-
Hartley-Moore-Hutchinson-Roberts-Hemphill-Oldham-Potter-Carson-
Gray-Wheeler-Deaf Smith-Randall-Armstrong-Donley-Collingsworth-
Palo Duro Canyon-
Including the cities of Boise City, Keyes, Guymon, Beaver, 
Forgan, Dalhart, Stratford, Spearman, Gruver, Perryton, Booker, 
Higgins, Follett, Hartley, Channing, Dumas, Borger, Miami, 
Canadian, Vega, Amarillo, Panhandle, White Deer, Pampa, Shamrock,
Wheeler, Hereford, Canyon, Claude, Clarendon, Wellington, 
and Palo Duro Canyon
902 PM CST Mon Feb 15 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TUESDAY...

* WHAT...Dangerously cold wind chills. Wind chill values of 15 
  degrees below zero to as low as 25 degrees below zero are 
  expected.

* WHERE...All of the Oklahoma and Texas Panhandles.

* WHEN...Until noon CST Tuesday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 15 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Exposed skin can suffer from frostbite in a very short time...so 
dress adequately. Be sure to wear layered light clothing...and 
wear a hat and mittens to protect yourself from the dangers of 
frostbite and hypothermia. Avoid outside activities if possible.

&&

$$

02
588 
WWUS44 KAMA 160924
WSWAMA

URGENT - WINTER WEATHER MESSAGE
National Weather Service Amarillo TX
324 AM CST Tue Feb 16 2021

OKZ003-TXZ003>005-007>020-317-161800-
/O.NEW.KAMA.WW.Y.0005.210216T1500Z-210217T0900Z/
/O.CON.KAMA.WC.W.0001.000000T0000Z-210216T1800Z/
Beaver-Hansford-Ochiltree-Lipscomb-Moore-Hutchinson-Roberts-
Hemphill-Oldham-Potter-Carson-Gray-Wheeler-Deaf Smith-Randall-
Armstrong-Donley-Collingsworth-Palo Duro Canyon-
Including the cities of Beaver, Forgan, Spearman, Gruver, 
Perryton, Booker, Higgins, Follett, Dumas, Borger, Miami, 
Canadian, Vega, Amarillo, Panhandle, White Deer, Pampa, Shamrock,
Wheeler, Hereford, Canyon, Claude, Clarendon, Wellington, 
and Palo Duro Canyon
324 AM CST Tue Feb 16 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...
...WINTER WEATHER ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO
3 AM CST WEDNESDAY...

* WHAT...For the Wind Chill Warning, dangerously cold wind chills
  this morning. Wind chills as low as 30 below zero. For the 
  Winter Weather Advisory, snow expected. Total snow accumulations
  of 1 to 4 inches.

* WHERE...Portions of the Oklahoma and Texas Panhandles.

* WHEN...For the Wind Chill Warning, until noon CST today. For 
  the Winter Weather Advisory, from 9 AM this morning to 3 AM 
  CST Wednesday.

* IMPACTS...Plan on slippery road conditions. The hazardous
  conditions could impact the morning and evening commutes. The 
  cold wind chills could cause frostbite on exposed skin in as 
  little as 30 minutes.

* ADDITIONAL DETAILS...Wind chills Wednesday morning will be
  around 5 below zero. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

OKZ001-002-TXZ001-002-006-161800-
/O.CON.KAMA.WC.W.0001.000000T0000Z-210216T1800Z/
Cimarron-Texas-Dallam-Sherman-Hartley-
Including the cities of Boise City, Keyes, Guymon, Dalhart, 
Stratford, Hartley, and Channing
324 AM CST Tue Feb 16 2021

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Dangerously cold wind chills this morning. Wind chill
  values of 15 degrees below zero to as low as 25 degrees below
  zero are expected this morning.

* WHERE...All of the Oklahoma and Texas Panhandles.

* WHEN...Until noon CST Tuesday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 15 minutes.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outside activities if possible. When outside, make sure you
wear appropriate clothing, a hat, and gloves. 

&&

$$

Nearby

Wind Chill Warnings in Texas, 2021Wind Chill Warnings in Oklahoma, 2021Every wind chill 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.