Alert archive / Texas / Red Flag Warnings in 2012

Red Flag Warning 2, NWS Fort Worth, TX

December 19, 201211 counties in Texas

NWS Fort Worth, TX issued this red flag warning at Dec 19, 2012, 3:51 AM CST for 11 counties in Texas. It took effect at Dec 19, 2012, 1:00 PM CST. 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 19, 2012, 3:51 AM CST (09:51 UTC)
In effect from
Dec 19, 2012, 1:00 PM CST
Expired
Dec 19, 2012, 5:35 PM CST
In force
5 hr
Issued by
NWS Fort Worth, TX

Counties Comanche County, TX, Eastland County, TX, Erath County, TX, Jack County, TX, Mills County, TX, Montague County, TX, Palo Pinto County, TX, Parker County, TX, Stephens County, TX, Wise County, TX, Young County, TX

The radar

The Dyess AFB radar (KDYX), 90 km from the middle of the area, began a volume at 09:56 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

Fort Worth, TX (KFWD), launched 00:00Z, 9.9 hours before the alert went out and 96 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, Fort Worth, TX at 00:00Z on 2012-12-19Temperature 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, Fort Worth, TX at 00:00Z on 2012-12-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 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
4052 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
180 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

673 
WWUS84 KFWD 190951
RFWFWD

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE FORT WORTH TX
351 AM CST WED DEC 19 2012

TXZ100-101-115-116-129-191800-
/O.UPG.KFWD.FW.A.0001.121219T1900Z-121220T0100Z/
/O.NEW.KFWD.FW.W.0002.121219T1900Z-121220T0100Z/
YOUNG-JACK-STEPHENS-PALO PINTO-EASTLAND-
351 AM CST WED DEC 19 2012

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM
CST THIS EVENING FOR STRONG WINDS AND LOW HUMIDITY FOR AREAS ALONG
AND WEST OF A LINE FROM GOLDTHWAITE TO BOWIE...

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM CST
THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

* WIND...SOUTHWEST AT 20 TO 25 MPH WITH HIGHER GUSTS.

* HUMIDITY...MINIMUM VALUES WILL DROP TO 15 TO 25 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY 
  AND HAVE THE POTENTIAL TO ENDANGER LIVES AND PROPERTY.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT EXTREME FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG
WINDS...LOW RELATIVE HUMIDITY...AND DRY VEGETATION WILL CREATE
EXPLOSIVE FIRE GROWTH POTENTIAL. AVOID ALL OUTSIDE BURNING AND
WELDING TODAY. DO NOT TOSS LIT CIGARETTE BUTTS OUTSIDE. REPORT
WILD FIRES TO THE NEAREST FIRE DEPARTMENT OR LAW ENFORCEMENT
OFFICE.

&&

$$

TXZ091-102-117-130-141-142-191800-
/O.NEW.KFWD.FW.W.0002.121219T1900Z-121220T0100Z/
MONTAGUE-WISE-PARKER-ERATH-COMANCHE-MILLS-
351 AM CST WED DEC 19 2012

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM
CST THIS EVENING FOR STRONG WINDS AND LOW HUMIDITY FOR AREAS
ALONG AND WEST OF A LINE FROM GOLDTHWAITE TO BOWIE...

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM CST
THIS EVENING.

* AFFECTED AREA...FIRE WEATHER ZONE 091 MONTAGUE...FIRE WEATHER 
  ZONE 102 WISE...FIRE WEATHER ZONE 117 PARKER...FIRE WEATHER 
  ZONE 130 ERATH...FIRE WEATHER ZONE 141 COMANCHE...FIRE WEATHER 
  ZONE 142 MILLS. 

* WIND...SOUTHWEST AT 15 TO 25 MPH WITH HIGHER GUSTS.

* HUMIDITY...MINIMUM VALUES WILL DROP TO 20 TO 25 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY 
  AND HAVE THE POTENTIAL TO ENDANGER LIVES AND PROPERTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT EXTREME FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG
WINDS...LOW RELATIVE HUMIDITY...AND DRY VEGETATION WILL CREATE
EXPLOSIVE FIRE GROWTH POTENTIAL. AVOID ALL OUTSIDE BURNING AND
WELDING TODAY. DO NOT TOSS LIT CIGARETTE BUTTS OUTSIDE. REPORT
WILD FIRES TO THE NEAREST FIRE DEPARTMENT OR LAW ENFORCEMENT
OFFICE.

&&

$$
2 follow-up statements
768 
WWUS84 KFWD 191803
RFWFWD

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE FORT WORTH TX
1203 PM CST WED DEC 19 2012

TXZ091-100>102-115>117-129-130-141-142-200100-
/O.CON.KFWD.FW.W.0002.121219T1900Z-121220T0100Z/
MONTAGUE-YOUNG-JACK-WISE-STEPHENS-PALO PINTO-PARKER-EASTLAND-
ERATH-COMANCHE-MILLS-
1203 PM CST WED DEC 19 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CST THIS EVENING
FOR STRONG WINDS AND LOW HUMIDITY FOR FOR STRONG WINDS AND LOW 
HUMIDITY FOR AREAS ALONG AND WEST OF A LINE FROM 
GOLDTHWAITE TO BOWIE...

* WIND...SOUTHWEST AT 20 TO 25 MPH WITH HIGHER GUSTS.

* HUMIDITY...MINIMUM VALUES WILL DROP TO 15 TO 25 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY 
  AND HAVE THE POTENTIAL TO ENDANGER LIVES AND PROPERTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT EXTREME FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG
WINDS...LOW RELATIVE HUMIDITY...AND DRY VEGETATION WILL CREATE
EXPLOSIVE FIRE GROWTH POTENTIAL. AVOID ALL OUTSIDE BURNING AND
WELDING TODAY. DO NOT TOSS LIT CIGARETTE BUTTS OUTSIDE. REPORT
WILD FIRES TO THE NEAREST FIRE DEPARTMENT OR LAW ENFORCEMENT
OFFICE.

&&

$$
051 
WWUS84 KFWD 192335
RFWFWD

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE FORT WORTH TX
535 PM CST WED DEC 19 2012


TXZ091-100>102-115>117-129-130-141-142-200045-
/O.CAN.KFWD.FW.W.0002.000000T0000Z-121220T0100Z/
MONTAGUE-YOUNG-JACK-WISE-STEPHENS-PALO PINTO-PARKER-EASTLAND-
ERATH-COMANCHE-MILLS-
535 PM CST WED DEC 19 2012

...RED FLAG WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS CANCELLED THE RED
FLAG WARNING. 

THE STRONG WINDS HAVE SUBSIDED AND WITH TEMPERATURES
COOLING NOW THAT THE SUN HAS SET...RELATIVE HUMIDITY WILL ALSO
INCREASE. THUS THE RED FLAG WARNING HAS BEEN CANCELLED.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 19, 3:58 AM CSTWind AdvisoryFWDAnderson, Bell, Bosque, Collin, Comanche, Cooke and 40 more35 hr
Dec 19, 11:50 AM CSTWind AdvisoryFWDBell, Bosque, Coryell, Ellis, Falls, Hamilton and 8 more5 hr

Nearby

Red Flag Warnings in Texas, 2012Every red flag warning in 2012

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.