Alert archive / Texas / Red Flag Warnings in 2021

Red Flag Warning 19, NWS Amarillo, TX

December 10, 202120 counties in Texas; Beaver County, Cimarron County, Texas County, Oklahoma

NWS Amarillo, TX issued this red flag warning at Dec 10, 2021, 3:39 AM CST for 20 counties in Texas; Beaver County, Cimarron County, Texas County, Oklahoma. It took effect at Dec 10, 2021, 10:00 AM CST. It was in force for 9 hr. 34 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
Dec 10, 2021, 3:39 AM CST (09:39 UTC)
In effect from
Dec 10, 2021, 10:00 AM CST
Expired
Dec 10, 2021, 6:42 PM CST
In force
9 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 09:40 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
Dec 10, 10:38 AM CSTNON-TSTM WND GST 619 Nw Waka, TXCORRECTS PREVIOUS NON-TSTM WND GST REPORT FROM 9 NW WAKA. MESONET STATION 119 PALO DURO RESERVOIR 1NW. GUSTS TO 58 MPH OR MORE BEGAN AT 1011 AM AND CONTINUED THROUGH 1153 AM.
Dec 10, 10:57 AM CSTNON-TSTM WND GST 604 Ssw Dalhart, TXCORRECTS PREVIOUS NON-TSTM WND GST REPORT FROM 4 SSW DALHART. ASOS STATION KDHT DALHART (ASOS). GUSTS TO 58 MPH OR MORE BEGAN AT 1044 AM AND CONTINUED THROUGH 254 PM.
Dec 10, 11:26 AM CSTNON-TSTM WND GST 629 Nne Sunray, TXCORRECTS PREVIOUS NON-TSTM WND GST REPORT FROM 9 NNE SUNRAY. SUNRAY 9 NNE MESONET. GUSTS OF 58 MPH OR GREATER PERIODICALLY FROM 1126 AM TO 205 PM.
Dec 10, 11:26 AM CSTNON-TSTM WND GST 629 Nne Sunray, TXSUNRAY 9 NNE MESONET. GUSTS OF 58 MPH OR GREAT PERIODICALLY FROM 1126 AM TO 205 PM.
Dec 10, 11:31 AM CSTNON-TSTM WND GST 596 Ese Lora, TXMIAMI WT MESONET. MEASURED GUSTS OF 58 MPH OR GREATER FROM 1111 AM TO 1131 AM.
Dec 10, 11:46 AM CSTNON-TSTM WND GST 5910 Ese Valley De Oro, TXMESONET STATION 82 AMARILLO 15NNW.
Dec 10, 11:47 AM CSTNON-TSTM WND GST 5815 Wsw Clarendon, TXMESONET STATION 108 PALO DURO 4E (JA RANCH).
Dec 10, 11:52 AM CSTNON-TSTM WND GST 619 Nw Waka, TXMESONET STATION 119 PALO DURO RESERVOIR 1NW. GUSTS TO 58 MPH OR MORE BEGAN AT 1011 AM AND CONTINUED THROUGH 1153 AM.
Dec 10, 11:53 AM CSTNON-TSTM WND GST 604 Ssw Dalhart, TXASOS STATION KDHT DALHART (ASOS). GUSTS TO 58 MPH OR MORE BEGAN AT 1044 AM AND CONTINUED THROUGH 254 PM.
Dec 10, 11:54 AM CSTNON-TSTM WND GST 583 Nne Umbarger, TXMESONET STATION 76 UMBARGER 3NNE.
Dec 10, 11:56 AM CSTNON-TSTM WND GST 691 Wsw Guymon, OKASOS STATION KGUY GUYMON (ASOS). GUSTS TO 58 MPH OR MORE BEGAN AT 913 AM AND CONTINUED THROUGH 1250 PM.
Dec 10, 12:01 PM CSTNON-TSTM WND GST 603 Se Pantex, TXPANTEX WT MESONET.
Dec 10, 12:15 PM CSTNON-TSTM WND GST 581 Ssw Panhandle, TXMESONET STATION 94 PANHANDLE 1SSW.
Dec 10, 12:27 PM CSTNON-TSTM WND GST 622 Ese Pampa, TXMESONET STATION 40 PAMPA 2E.
Dec 10, 12:43 PM CSTNON-TSTM WND GST 5815 Wsw Clarendon, TXMESONET STATION 108 PALO DURO 4E (JA RANCH).
Dec 10, 1:15 PM CSTNON-TSTM WND GST 593 Wsw Dumas, TXAWOS STATION KDUX DUMAS (AWOS).
Dec 10, 1:31 PM CSTNON-TSTM WND GST 6112 S Conlen, TXMESONET STATION FW2126 DALHART.
Dec 10, 1:33 PM CSTNON-TSTM WND GST 622 N Stinnett, TXMESONET STATION 104 STINNETT 1NNW. GUSTS TO 58 MPH OR MORE BEGAN AT 1138 AM AND CONTINUED THROUGH 155 PM.
Dec 10, 1:33 PM CSTNON-TSTM WND GST 627 Ene Stinnett, TXMESONET STATION DT101 7.1 E STINNETT (DTN). GUSTS TO 58 MPH OR MORE FROM 1138 AM TO 244 PM.
Dec 10, 1:35 PM CSTNON-TSTM WND GST 582 N Spearman, TXMESONET STATION KE42 MAJOR SAMUEL B CORNELIUS FIELD A.
Dec 10, 1:53 PM CSTNON-TSTM WND GST 622 N Stinnett, TXMESONET STATION 104 STINNETT 1NNW.
Dec 10, 1:58 PM CSTNON-TSTM WND GST 586 Wsw Adrian, TXMESONET STATION 109 ADRIAN 6WSW.
Dec 10, 2:08 PM CSTNON-TSTM WND GST 664 E Vega, TXVEGA 4E WT MESONET MEASURED GUSTS AT OR ABOVE 58 MPH PERIODICALLY FROM 1043 AM TO 243 PM.
Dec 10, 2:15 PM CSTNON-TSTM WND GST 587 Ene Stinnett, TXMESONET STATION DT101 7.1 E STINNETT (DTN).
Dec 10, 2:18 PM CSTNON-TSTM WND GST 677 E Borger, TXCORRECTS PREVIOUS NON-TSTM WND GST REPORT FROM 7 E BORGER. BORGER WT MESONET. GUSTS OF 58 OR GREATER PERIODICALLY FROM 1127 AM TO 252 PM.
Dec 10, 2:18 PM CSTNON-TSTM WND GST 677 E Borger, TXBORGER WT MESONET. GUSTS OF 58 OR GREATER PERIODICALLY FROM 1127 AM TO 252 PM.
Dec 10, 2:21 PM CSTNON-TSTM WND GST 654 Wnw Stratford, TXMAX SUSTAINED WIND OF 40 MPH STARTED AT 9:34 AM AND ENDED AT 2:25 PM.
Dec 10, 2:30 PM CSTWILDFIRE5 Ene Masterson, TX*** DELAYED WILDFIRE REPORT FROM FRIDAY *** THE TWIN CREEK WILDFIRE IN MOORE COUNTY STARTED ON THE AFTERNOON OF FRIDAY, DECEMBER 10, 2021 AND WAS FINALLY CONTAINED DURING THE EVENING OF MONDAY, DECEMBER 13 AROUND 830 PM CST. THE WILDFIRE CONSUMED 3,607 ACRES.
Dec 10, 2:33 PM CSTNON-TSTM WND GST 712 Wnw Fritch, TXMESONET STATION 114 FRITCH 1WNW. GUSTS TO 58 MPH OR MORE BEGAN AT 1046 AM AND CONTINUED THROUGH 410 PM.
Dec 10, 2:35 PM CSTNON-TSTM WND GST 592 Wsw Sanford, TXMESONET STATION CEDT2 CEDAR (RAWS).
Dec 10, 2:51 PM CSTNON-TSTM WND GST 723 N Borger, TXASOS STATION KBGD BORGER (ASOS). GUSTS TO 58 MPH OR MORE BEGAN AT 1050 AM AND CONTINUED THROUGH 410 PM.
Dec 10, 3:05 PM CSTNON-TSTM WND GST 586 E Canadian, TXMESONET STATION 67 CANADIAN 6E.
Dec 10, 3:13 PM CSTNON-TSTM WND GST 706 E Amarillo, TXASOS STATION KAMA AMARILLO (ASOS). GUSTS TO 58 MPH OR MORE BEGAN AT 945 AM AND CONTINUED THROUGH 340 PM.
Dec 10, 3:14 PM CSTNON-TSTM WND GST 582 Wnw Lake Mcclellan, TXMESONET STATION 121 LAKE MCCLELLAN 2NW. INITIAL 58 MPH GUST OCCURRED AT 1240 PM.

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, 9.7 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 2021-12-10Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 00:00Z on 2021-12-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 160 square meters per square second.1939587897Sfc1 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
2839 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
160 m²/s²
0-3 km storm-relative helicity
149 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

871 
WWUS84 KAMA 100939
RFWAMA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Amarillo TX
339 AM CST Fri Dec 10 2021

OKZ001>003-TXZ001>020-317-102200-
/O.UPG.KAMA.FW.A.0015.211210T1600Z-211211T0000Z/
/O.NEW.KAMA.FW.W.0019.211210T1600Z-211211T0200Z/
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-
339 AM CST Fri Dec 10 2021

...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM CST
THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR ALL OF 
THE TEXAS AND OKLAHOMA PANHANDLES...

The National Weather Service in Amarillo has issued a Red Flag
Warning for strong winds and low relative humidity, which is in
effect from 10 AM this morning to 8 PM CST this evening. The Fire
Weather Watch is no longer in effect.

* Affected Area...In Oklahoma...Cimarron...Texas and Beaver. In 
  Texas...Dallam...Sherman...Hansford...Ochiltree...Lipscomb... 
  Hartley...Moore...Hutchinson...Roberts...Hemphill...Oldham... 
  Potter...Carson...Gray...Wheeler...Deaf Smith...Randall... 
  Armstrong...Donley...Collingsworth and Palo Duro Canyon.

* 20 Foot Winds...West 20 to 35 mph with gusts up to 55 mph. A 
  cold front will result in the west winds shifting to the 
  northwest and then north between 12 PM and 6 PM Friday.

* Relative Humidity...As low as 16 percent.

* Red Flag Threat Index...4.

* Timing...Late this morning through this evening.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now...or will shortly. A combination of
strong winds...low relative humidity...and warm temperatures will
create favorable weather for rapid fire growth and spread. Avoid
activities that promote open flames and sparks.

&&

$$

Schneider

For more information from the National Weather Service visit...
www.weather.gov/ama
2 follow-up statements
941 
WWUS84 KAMA 102114
RFWAMA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Amarillo TX
314 PM CST Fri Dec 10 2021

OKZ001>003-TXZ001>020-317-110200-
/O.CON.KAMA.FW.W.0019.000000T0000Z-211211T0200Z/
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-
314 PM CST Fri Dec 10 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CST THIS EVENING
FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR ALL OF THE TEXAS
AND OKLAHOMA PANHANDLES...

* Affected Area...In Oklahoma...Cimarron...Texas and Beaver. In 
  Texas...Dallam...Sherman...Hansford...Ochiltree...Lipscomb... 
  Hartley...Moore...Hutchinson...Roberts...Hemphill...Oldham... 
  Potter...Carson...Gray...Wheeler...Deaf Smith...Randall... 
  Armstrong...Donley...Collingsworth and Palo Duro Canyon.

* 20 Foot Winds...Northwest 25 to 45 mph with gusts up to 60 mph.

* Relative Humidity...As low as 17 percent.

* Red Flag Threat Index...4.

* Timing...Through this evening.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now...or will shortly. A combination of
strong winds...low relative humidity...and warm temperatures will
create favorable weather for rapid fire growth and spread. Avoid
activities that promote open flames and sparks.

&&

$$

For more information from the National Weather Service visit...
www.weather.gov/ama
481 
WWUS84 KAMA 110042
RFWAMA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Amarillo TX
642 PM CST Fri Dec 10 2021

OKZ001>003-TXZ001>020-317-110145-
/O.CAN.KAMA.FW.W.0019.000000T0000Z-211211T0200Z/
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-
642 PM CST Fri Dec 10 2021

...RED FLAG WARNING IS CANCELLED FOR STRONG WINDS AND LOW
RELATIVE HUMIDITY FOR ALL OF THE TEXAS AND OKLAHOMA PANHANDLES...

The National Weather Service in Amarillo has cancelled the Red
Flag Warning.

Winds have diminished and relative humidity values are increasing
with critical fire weather conditions ending. A few areas of
spotty elevated conditions remain in the southern Texas Panhandle
where west southwest of 15 to 25 mph and gusts up to 30 to 40 mph
continue ahead of the cold front, along with relative humidity
values as low as 15 to 20 percent. Once the front passes through
the southern Texas Panhandle, the elevated fire weather conditions
will diminish.

$$

For more information from the National Weather Service visit...
www.weather.gov/ama

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 10, 3:24 AM CSTWind AdvisoryAMAArmstrong, Carson, Collingsworth, Dallam, Deaf Smith, Donley and 14 more15 hr
Dec 10, 10:49 AM CSTHigh Wind WarningAMACarson, Deaf Smith, Gray, Hutchinson, Moore, Oldham and 3 more7 hr

Nearby

Red Flag Warnings in Texas, 2021Red Flag Warnings in Oklahoma, 2021Every red flag 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.