Alert archive / Texas / Red Flag Warnings in 2021

Red Flag Warning 6, NWS Lubbock, TX

April 5, 202120 counties in Texas

NWS Lubbock, TX issued this red flag warning at Apr 5, 2021, 1:57 PM CDT for 20 counties in Texas. It took effect at Apr 6, 2021, 1:00 PM CDT. It was in force for 8 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
Apr 5, 2021, 1:57 PM CDT (18:57 UTC)
In effect from
Apr 6, 2021, 1:00 PM CDT
Expired
Apr 6, 2021, 8:35 PM CDT
In force
8 hr
Issued by
NWS Lubbock, TX

Counties Bailey County, TX, Briscoe County, TX, Castro County, TX, Cochran County, TX, Crosby County, TX, Dickens County, TX, Floyd County, TX, Garza County, TX, Hale County, TX, Hall County, TX, Hockley County, TX, Kent County, TX, Lamb County, TX, Lubbock County, TX, Lynn County, TX, Motley County, TX, Parmer County, TX, Swisher County, TX, Terry County, TX, Yoakum County, TX

The radar

The Lubbock radar (KLBB), 22 km from the middle of the area, began a volume at 19:02 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, 7.0 hours before the alert went out and 154 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 2021-04-05Temperature 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 2021-04-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.193958Sfc1 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
2015 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
100 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

200 
WWUS84 KLUB 051857
RFWLUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Lubbock TX
157 PM CDT Mon Apr 5 2021

TXZ021>025-027>031-033>037-039>043-061100-
/O.UPG.KLUB.FW.A.0006.210406T1800Z-210407T0200Z/
/O.NEW.KLUB.FW.W.0006.210406T1800Z-210407T0200Z/
Parmer-Castro-Swisher-Briscoe-Hall-Bailey-Lamb-Hale-Floyd-Motley-
Cochran-Hockley-Lubbock-Crosby-Dickens-Yoakum-Terry-Lynn-Garza-
Kent-
157 PM CDT Mon Apr 5 2021

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 9 PM CDT TUESDAY FOR
STRONG WINDS AND LOW RELATIVE HUMIDITY FOR THE SOUTH PLAINS,
SOUTHERN TEXAS PANHANDLE, AND WESTERN ROLLING PLAINS...

The National Weather Service in Lubbock has issued a Red Flag
Warning, which is in effect from 1 PM to 9 PM CDT Tuesday. The
Fire Weather Watch is no longer in effect. 

* Wind...Westerly 20 to 30 mph with gusts to 40 mph.

* Humidity...5 to 10 percent.

* Fuels...Dry.

* Impacts...Any fires that develop can spread rapidly. Outdoor 
  burning is discouraged.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are imminent or already occurring. These conditions can create
rapid wildfire growth.

&&

$$
3 follow-up statements
096 
WWUS84 KLUB 060852
RFWLUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Lubbock TX
352 AM CDT Tue Apr 6 2021

TXZ021>025-027>031-033>037-039>043-062000-
/O.CON.KLUB.FW.W.0006.210406T1800Z-210407T0200Z/
Parmer-Castro-Swisher-Briscoe-Hall-Bailey-Lamb-Hale-Floyd-Motley-
Cochran-Hockley-Lubbock-Crosby-Dickens-Yoakum-Terry-Lynn-Garza-
Kent-
352 AM CDT Tue Apr 6 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
9 PM CDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY
FOR THE SOUTH PLAINS, SOUTHERN TEXAS PANHANDLE, AND WESTERN
ROLLING PLAINS...

* Wind...Westerly 20 to 30 mph with gusts to 40 mph.

* Humidity...5 to 10 percent.

* Fuels...Dry.

* Impacts...Any fires that develop can spread rapidly. Outdoor 
  burning is discouraged.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are imminent or already occurring. These conditions can create
rapid wildfire growth.

&&

$$
567 
WWUS84 KLUB 061849
RFWLUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Lubbock TX
149 PM CDT Tue Apr 6 2021

TXZ021>025-027>031-033>037-039>043-070200-
/O.CON.KLUB.FW.W.0006.000000T0000Z-210407T0200Z/
Parmer-Castro-Swisher-Briscoe-Hall-Bailey-Lamb-Hale-Floyd-Motley-
Cochran-Hockley-Lubbock-Crosby-Dickens-Yoakum-Terry-Lynn-Garza-
Kent-
149 PM CDT Tue Apr 6 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING
FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR THE SOUTH PLAINS,
SOUTHERN TEXAS PANHANDLE, AND WESTERN ROLLING PLAINS...

* Wind...Westerly 20 to 30 mph with gusts to 40 mph.

* Humidity...5 to 10 percent.

* Fuels...Dry.

* Impacts...Any fires that develop can spread rapidly. Outdoor 
  burning is discouraged.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are imminent or already occurring. These conditions can create
rapid wildfire growth.

&&

$$

Sincavage
620 
WWUS84 KLUB 070135
RFWLUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Lubbock TX
835 PM CDT Tue Apr 6 2021

TXZ021>025-027>031-033>037-039>043-070245-
/O.CAN.KLUB.FW.W.0006.000000T0000Z-210407T0200Z/
Parmer-Castro-Swisher-Briscoe-Hall-Bailey-Lamb-Hale-Floyd-Motley-
Cochran-Hockley-Lubbock-Crosby-Dickens-Yoakum-Terry-Lynn-Garza-
Kent-
835 PM CDT Tue Apr 6 2021

...RED FLAG WARNING IS CANCELLED FOR STRONG WINDS AND LOW
RELATIVE HUMIDITY FOR THE SOUTH PLAINS, SOUTHERN TEXAS PANHANDLE,
AND THE WESTERN ROLLING PLAINS...

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

Wind speeds have dropped below critical levels.

$$

Nearby

Red Flag Warnings in Texas, 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.