Alert archive / Texas / Red Flag Warnings in 2021

Red Flag Warning 19, NWS Lubbock, TX

December 21, 20217 counties in Texas

NWS Lubbock, TX issued this red flag warning at Dec 21, 2021, 11:25 AM CST for 7 counties in Texas. It was in force for 5 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
Dec 21, 2021, 11:25 AM CST (17:25 UTC)
Expired
Dec 21, 2021, 4:13 PM CST
In force
5 hr
Issued by
NWS Lubbock, TX

Counties Bailey County, TX, Cochran County, TX, Hockley County, TX, Lubbock County, TX, Lynn County, TX, Terry County, TX, Yoakum County, TX

The radar

The Lubbock radar (KLBB), 57 km from the middle of the area, began a volume at 17:27 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

Midland Regional, TX (KMAF), launched 12:00Z, 5.4 hours before the alert went out and 172 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, Midland Regional, TX at 12:00Z on 2021-12-21Temperature 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, Midland Regional, TX at 12:00Z on 2021-12-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 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
3212 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
81 m²/s²
0-3 km storm-relative helicity
92 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

496 
WWUS84 KLUB 211725
RFWLUB

URGENT - FIRE WEATHER MESSAGE
National Weather Service Lubbock TX
1125 AM CST Tue Dec 21 2021

TXZ027-033>035-039>041-212300-
/O.NEW.KLUB.FW.W.0019.211221T1725Z-211221T2300Z/
Bailey-Cochran-Hockley-Lubbock-Yoakum-Terry-Lynn-
1125 AM CST Tue Dec 21 2021

...RED FLAG WARNING IN EFFECT UNTIL 5 PM CST THIS AFTERNOON FOR
STRONG WINDS AND LOW RELATIVE HUMIDITY FOR SOUTHERN SOUTH PLAINS...

The National Weather Service in Lubbock has issued a Red Flag
Warning, which is in effect until 5 PM CST this afternoon. 

* Timing...Through 5 PM.

* Wind...West-northwesterly 15 to 25 mph.

* Humidity...As low as 8 percent.

* Fuels...Critically 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.

&&

$$
1 follow-up statement
645 
WWUS84 KLUB 212213 AAA
RFWLUB

URGENT - FIRE WEATHER MESSAGE...UPDATED
National Weather Service Lubbock TX
413 PM CST Tue Dec 21 2021

TXZ027-033>035-039>041-212315-
/O.CAN.KLUB.FW.W.0019.000000T0000Z-211221T2300Z/
Bailey-Cochran-Hockley-Lubbock-Yoakum-Terry-Lynn-
413 PM CST Tue Dec 21 2021

...RED FLAG WARNING IS CANCELLED FOR STRONG WINDS AND LOW
RELATIVE HUMIDITY FOR THE SOUTHERN SOUTH PLAINS...

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

Critical fire weather conditions are no longer expected.

$$

Sincavage

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.