Alert archive / Texas / Red Flag Warnings in 2021

Red Flag Warning 10, NWS Lubbock, TX

April 27, 20218 counties in Texas

NWS Lubbock, TX issued this red flag warning at Apr 27, 2021, 2:39 AM CDT for 8 counties in Texas. It took effect at Apr 27, 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 27, 2021, 2:39 AM CDT (07:39 UTC)
In effect from
Apr 27, 2021, 1:00 PM CDT
Expired
Apr 27, 2021, 9:00 PM CDT
In force
8 hr
Issued by
NWS Lubbock, TX

Counties Bailey County, TX, Castro County, TX, Cochran County, TX, Hockley County, TX, Lamb County, TX, Parmer County, TX, Terry County, TX, Yoakum County, TX

The radar

The Lubbock radar (KLBB), 73 km from the middle of the area, began a volume at 07:41 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 00:00Z, 7.7 hours before the alert went out and 173 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 2021-04-27Temperature 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 2021-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 square meters per square second.1939587897117Sfc1 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
4388 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
50 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

275 
WWUS84 KLUB 270739
RFWLUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Lubbock TX
239 AM CDT Tue Apr 27 2021

TXZ021-027-033-039-272000-
/O.UPG.KLUB.FW.A.0011.210427T1700Z-210428T0200Z/
/O.NEW.KLUB.FW.W.0010.210427T1800Z-210428T0200Z/
Parmer-Bailey-Cochran-Yoakum-
239 AM CDT Tue Apr 27 2021

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM
CDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR
THE WESTERN SOUTH PLAINS AND THE EXTREME SOUTHWESTERN PANHANDLE...

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 The Fire Weather Watch is no longer in effect. 

* Timing...This afternoon through early evening.

* Wind...Southwest winds around 20 mph.

* Humidity...10 to 15 percent.

* Fuels...Extremely 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.

&&

$$

TXZ022-028-034-040-272000-
/O.NEW.KLUB.FW.W.0010.210427T1800Z-210428T0200Z/
Castro-Lamb-Hockley-Terry-
239 AM CDT Tue Apr 27 2021

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM
CDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR
THE WESTERN SOUTH PLAINS AND THE EXTREME SOUTHWESTERN PANHANDLE...

The National Weather Service in Lubbock has issued a Red Flag
Warning, which is in effect from 1 PM this afternoon to 9 PM CDT
this evening. 

* Timing...This afternoon through early evening.

* Wind...Southwest winds around 20 mph.

* Humidity...10 to 15 percent.

* Fuels...Extremely 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 1:31 PM CDTSevere Thunderstorm WarningLUBCrosby, Dickens, Garza59 min
Apr 27, 2:11 PM CDTSevere Thunderstorm WarningLUBCrosby, Dickens, Kent, King, Motley64 min
Apr 27, 2:54 PM CDTSevere Thunderstorm WarningLUBCottle, Dickens, King, Motley66 min
Apr 27, 3:10 PM CDTTornado WarningLUBKing39 min

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.