Alert archive / Texas / Red Flag Warnings in 2021

Red Flag Warning 3, NWS Amarillo, TX

March 8, 202111 counties in Texas; Beaver County, Cimarron County, Texas County, Oklahoma

NWS Amarillo, TX issued this red flag warning at Mar 8, 2021, 3:11 PM CST for 11 counties in Texas; Beaver County, Cimarron County, Texas County, Oklahoma. It took effect at Mar 9, 2021, 11:00 AM CST. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 8, 2021, 3:11 PM CST (21:11 UTC)
In effect from
Mar 9, 2021, 11:00 AM CST
Expired
Mar 9, 2021, 8:00 PM CST
In force
9 hr
Issued by
NWS Amarillo, TX

Counties Beaver County, OK, Cimarron County, OK, Texas County, OK, Dallam County, TX, Deaf Smith County, TX, Hansford County, TX, Hartley County, TX, Hutchinson County, TX, Moore County, TX, Ochiltree County, TX, Oldham County, TX, Potter County, TX, Randall County, TX, Sherman County, TX

The radar

The Amarillo radar (KAMA), 83 km from the middle of the area, began a volume at 21:09 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.

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 9.2 hours before the alert went out and 84 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 2021-03-08Temperature 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 12:00Z on 2021-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 84 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
1825 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
84 m²/s²
0-3 km storm-relative helicity
104 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

230 
WWUS84 KAMA 082111
RFWAMA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Amarillo TX
311 PM CST Mon Mar 8 2021

OKZ001>003-TXZ001>004-006>008-011-012-016-017-317-091100-
/O.UPG.KAMA.FW.A.0002.210309T1700Z-210310T0100Z/
/O.NEW.KAMA.FW.W.0003.210309T1700Z-210310T0200Z/
/O.NEW.KAMA.FW.A.0003.210310T1600Z-210311T0200Z/
Cimarron-Texas-Beaver-Dallam-Sherman-Hansford-Ochiltree-Hartley-
Moore-Hutchinson-Oldham-Potter-Deaf Smith-Randall-
Palo Duro Canyon-
311 PM CST Mon Mar 8 2021

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM CST TUESDAY FOR
STRONG WINDS AND LOW RELATIVE HUMIDITY FOR THE OKLAHOMA AND
WESTERN AND NORTH CENTRAL TEXAS PANHANDLES...

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH 
WEDNESDAY EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR 
THE OKLAHOMA AND TEXAS 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 11 AM to 8 PM CST Tuesday. A Fire Weather Watch has
also been issued. This Fire Weather Watch for strong winds and 
low relative humidity is in effect from Wednesday morning through 
Wednesday evening. The Fire Weather Watch for Tuesday is no 
longer in effect.

* Affected Area...In Oklahoma...Cimarron...Texas and Beaver. In 
  Texas...Dallam...Sherman...Hansford...Ochiltree...Hartley... 
  Moore...Hutchinson...Oldham...Potter...Deaf Smith...Randall 
  and Palo Duro Canyon.

* 20 Foot Winds...On Tuesday, southwest 20 to 30 mph with gusts up
  to 45 mph are expected. On Wednesday, southwest 20 to 35 mph 
  with gusts up to 50 mph are possible.

* Relative Humidity...On Tuesday, values as low as 8 percent are
  expected. On Wednesday, values as low as 7 percent are possible.

* Red Flag Threat Index...On Tuesday, values of 3 to 6 are
  expected, with the highest values in the northwestern
  Panhandles. For Wednesday, values of 3 to 7 are possible, with 
  the highest values in the western Texas Panhandle.

* Timing...On Tuesday, critical fire conditions are expected to
  occur between 11 AM and 8 PM. On Wednesday, critical conditions
  are possible between 10 AM and 8 PM.

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.

A Fire Weather Watch means that the potential for critical fire
weather conditions exists. Listen for later forecasts and
possible red flag warnings.

&&

$$

TXZ005-009-010-013>015-018>020-091100-
/O.NEW.KAMA.FW.A.0003.210310T1600Z-210311T0200Z/
Lipscomb-Roberts-Hemphill-Carson-Gray-Wheeler-Armstrong-Donley-
Collingsworth-
311 PM CST Mon Mar 8 2021

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH
WEDNESDAY EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR
THE OKLAHOMA AND TEXAS PANHANDLES...

The National Weather Service in Amarillo has issued a Fire
Weather Watch for strong winds and low relative humidity, which
is in effect from Wednesday morning through Wednesday evening.

* Affected Area...In Texas...Lipscomb...Roberts...Hemphill... 
  Carson...Gray...Wheeler...Armstrong...Donley and Collingsworth.

* 20 Foot Winds...Southwest 20 to 35 mph with gusts up to 50 mph.

* Relative Humidity...As low as 7 percent.

* Red Flag Threat Index...3 to 7.

* Timing...Critical conditions are possible between 10 AM and 8
  PM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that the potential for critical fire
weather conditions exists. Listen for later forecasts and
possible red flag warnings.

&&

$$

For more information from the National Weather Service visit...
www.weather.gov/ama
3 follow-up statements
259 
WWUS84 KAMA 090847
RFWAMA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Amarillo TX
247 AM CST Tue Mar 9 2021

OKZ001>003-TXZ001>004-006>008-011-012-016-017-317-100000-
/O.CON.KAMA.FW.W.0003.210309T1700Z-210310T0200Z/
/O.CON.KAMA.FW.A.0003.210310T1600Z-210311T0200Z/
Cimarron-Texas-Beaver-Dallam-Sherman-Hansford-Ochiltree-Hartley-
Moore-Hutchinson-Oldham-Potter-Deaf Smith-Randall-
Palo Duro Canyon-
247 AM CST Tue Mar 9 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM CST THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY
FOR THE OKLAHOMA AND WESTERN AND NORTH CENTRAL TEXAS PANHANDLES...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING
THROUGH WEDNESDAY EVENING FOR STRONG WINDS AND LOW RELATIVE
HUMIDITY FOR THE OKLAHOMA AND TEXAS PANHANDLES...

* Affected Area...In Oklahoma...Cimarron...Texas and Beaver. In 
  Texas...Dallam...Sherman...Hansford...Ochiltree...Hartley... 
  Moore...Hutchinson...Oldham...Potter...Deaf Smith...Randall 
  and Palo Duro Canyon.

* 20 Foot Winds...On Tuesday, southwest 20 to 25 mph with gusts up
  to 45 mph are expected. On Wednesday, southwest 20 to 30 mph 
  with gusts up to 50 mph are possible.

* Relative Humidity...On Tuesday, values as low as 8 percent are 
  expected. On Wednesday, values as low as 7 percent are 
  possible.

* Red Flag Threat Index...On Tuesday, values of 3 to 6 are 
  expected, with the highest values in the northwestern 
  Panhandles. For Wednesday, values of 3 to 7 are possible, with 
  the highest values in the western Texas Panhandle.

* Timing...On Tuesday, critical fire conditions are expected to 
  occur between 11 AM and 8 PM. On Wednesday, critical 
  conditions are possible between 10 AM and 8 PM.

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.

A Fire Weather Watch means that the potential for critical fire
weather conditions exists. Listen for later forecasts and
possible red flag warnings.

&&

$$

TXZ005-009-010-013>015-018>020-100000-
/O.CON.KAMA.FW.A.0003.210310T1600Z-210311T0200Z/
Lipscomb-Roberts-Hemphill-Carson-Gray-Wheeler-Armstrong-Donley-
Collingsworth-
247 AM CST Tue Mar 9 2021

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING
THROUGH WEDNESDAY EVENING FOR STRONG WINDS AND LOW RELATIVE
HUMIDITY FOR THE OKLAHOMA AND TEXAS PANHANDLES...

* Affected Area...In Texas...Lipscomb...Roberts...Hemphill... 
  Carson...Gray...Wheeler...Armstrong...Donley and Collingsworth.

* 20 Foot Winds...Southwest 20 to 30 mph with gusts up to 45 mph.

* Relative Humidity...As low as 8 percent.

* Red Flag Threat Index...3 to 7.

* Timing...Critical conditions are possible between 10 AM and 8 
  PM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that the potential for critical fire
weather conditions exists. Listen for later forecasts and
possible red flag warnings.

&&

$$

For more information from the National Weather Service visit...
www.weather.gov/ama
612 
WWUS84 KAMA 092051
RFWAMA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Amarillo TX
251 PM CST Tue Mar 9 2021

OKZ001>003-TXZ001>004-006>008-011-012-016-017-317-101200-
/O.UPG.KAMA.FW.A.0003.210310T1600Z-210311T0200Z/
/O.NEW.KAMA.FW.W.0004.210310T1600Z-210311T0200Z/
/O.CON.KAMA.FW.W.0003.000000T0000Z-210310T0200Z/
Cimarron-Texas-Beaver-Dallam-Sherman-Hansford-Ochiltree-Hartley-
Moore-Hutchinson-Oldham-Potter-Deaf Smith-Randall-
Palo Duro Canyon-
251 PM CST Tue Mar 9 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CST THIS EVENING
FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR THE OKLAHOMA AND
WESTERN AND NORTH CENTRAL TEXAS PANHANDLES...
...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM CST WEDNESDAY
FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR 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 to 8 PM CST Wednesday. The Fire Weather Watch
is no longer in effect. A Red Flag Warning remains in effect
through 8 PM today as well.

* Affected Area...In Oklahoma...Cimarron...Texas and Beaver. In 
  Texas...Dallam...Sherman...Hansford...Ochiltree...Hartley... 
  Moore...Hutchinson...Oldham...Potter...Deaf Smith...Randall 
  and Palo Duro Canyon.

* 20 Foot Winds...Southwest 20 to 30 mph with gusts up to 50 mph.

* Relative Humidity...As low as 8 percent.

* Red Flag Threat Index...Tuesday: 3 to 6, with the highest values
  in the northwestern combined Panhandles. Wednesday: 3 to 7, 
  with the highest values in the western Texas Panhandle.

* Timing...On Tuesday, critical fire conditions are expected to
  occur through 8 PM. On Wednesday, critical conditions are likely 
  between 10 AM and 8 PM.

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.

&&

$$

TXZ005-009-010-013>015-018>020-101200-
/O.UPG.KAMA.FW.A.0003.210310T1600Z-210311T0200Z/
/O.NEW.KAMA.FW.W.0004.210310T1600Z-210311T0200Z/
Lipscomb-Roberts-Hemphill-Carson-Gray-Wheeler-Armstrong-Donley-
Collingsworth-
251 PM CST Tue Mar 9 2021

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM CST WEDNESDAY
FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR 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 to 8 PM CST Wednesday. The Fire Weather Watch
is no longer in effect.

* Affected Area...In Texas...Lipscomb...Roberts...Hemphill... 
  Carson...Gray...Wheeler...Armstrong...Donley and Collingsworth.

* 20 Foot Winds...Southwest 20 to 30 mph with gusts up to 50 mph.

* Relative Humidity...As low as 10 percent.

* Red Flag Threat Index...3 to 7.

* Timing...Critical conditions are possible between 10 AM and 8 
  PM.

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
870 
WWUS84 KAMA 100154
RFWAMA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Amarillo TX
754 PM CST Tue Mar 9 2021

OKZ001>003-TXZ001>004-006>008-011-012-016-017-317-101200-
/O.EXP.KAMA.FW.W.0003.000000T0000Z-210310T0200Z/
/O.CON.KAMA.FW.W.0004.210310T1600Z-210311T0200Z/
Cimarron-Texas-Beaver-Dallam-Sherman-Hansford-Ochiltree-Hartley-
Moore-Hutchinson-Oldham-Potter-Deaf Smith-Randall-
Palo Duro Canyon-
754 PM CST Tue Mar 9 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM CST
WEDNESDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR THE
OKLAHOMA AND WESTERN AND NORTH CENTRAL TEXAS PANHANDLES...
...RED FLAG WARNING WILL EXPIRE AT 8 PM CST THIS EVENING FOR
STRONG WINDS AND LOW RELATIVE HUMIDITY FOR THE OKLAHOMA AND
WESTERN AND NORTH CENTRAL TEXAS PANHANDLES...

* Affected Area...In Oklahoma...Cimarron...Texas and Beaver. In 
  Texas...Dallam...Sherman...Hansford...Ochiltree...Hartley... 
  Moore...Hutchinson...Oldham...Potter...Deaf Smith...Randall 
  and Palo Duro Canyon.

* 20 Foot Winds...Southwest 20 to 30 mph with gusts up to 50 mph.

* Relative Humidity...As low as 8 percent.

* Red Flag Threat Index...3 to 7 Wednesday, with the highest 
  values in the western Texas Panhandle.

* Timing...On Wednesday, critical conditions are likely between 
  10 AM and 8 PM.

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.

&&

$$

TXZ005-009-010-013>015-018>020-101200-
/O.CON.KAMA.FW.W.0004.210310T1600Z-210311T0200Z/
Lipscomb-Roberts-Hemphill-Carson-Gray-Wheeler-Armstrong-Donley-
Collingsworth-
754 PM CST Tue Mar 9 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM CST
WEDNESDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR THE
TEXAS AND OKLAHOMA PANHANDLES...

* Affected Area...In Texas...Lipscomb...Roberts...Hemphill... 
  Carson...Gray...Wheeler...Armstrong...Donley and Collingsworth.

* 20 Foot Winds...Southwest 20 to 30 mph with gusts up to 50 mph.

* Relative Humidity...As low as 10 percent.

* Red Flag Threat Index...3 to 7.

* Timing...Critical conditions are possible between 10 AM and 8 
  PM.

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

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 8, 3:11 PM CSTFire Weather WatchAMAArmstrong, Carson, Collingsworth, Dallam, Deaf Smith, Donley and 14 more24 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.