Alert archive / Texas / Red Flag Warnings in 2017

Red Flag Warning 2, NWS Fort Worth, TX

March 24, 201722 counties in Texas

NWS Fort Worth, TX issued this red flag warning at Mar 24, 2017, 4:33 AM CDT for 22 counties in Texas. It took effect at Mar 24, 2017, 11:00 AM CDT. 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 24, 2017, 4:33 AM CDT (09:33 UTC)
In effect from
Mar 24, 2017, 11:00 AM CDT
Expired
Mar 24, 2017, 8:00 PM CDT
In force
9 hr
Issued by
NWS Fort Worth, TX
All 22 counties

Bosque County, TX, Collin County, TX, Comanche County, TX, Cooke County, TX, Dallas County, TX, Denton County, TX, Eastland County, TX, Erath County, TX, Grayson County, TX, Hamilton County, TX, Hood County, TX, Jack County, TX, Johnson County, TX, Mills County, TX, Montague County, TX, Palo Pinto County, TX, Parker County, TX, Somervell County, TX, Stephens County, TX, Tarrant County, TX, Wise County, TX, Young County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 49 km from the middle of the area, began a volume at 09:34 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, 9.6 hours before the alert went out and 50 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 2017-03-24Temperature 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 2017-03-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 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
2689 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
175 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

230 
WWUS84 KFWD 240933
RFWFWD

URGENT - FIRE WEATHER MESSAGE
National Weather Service Fort Worth TX
433 AM CDT Fri Mar 24 2017

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM FOR STRONG WINDS
AND LOW HUMIDITY ALONG AND WEST OF A LINE FROM GOLDTHWAITE TO
DALLAS TO SHERMAN...

.A dryline will cross part of the region today resulting in
extreme fire weather conditions behind the boundary. Southwest 
winds will increase to 20 to 30 mph with gusts up to 40 mph, while
humidity values fall into the teens.

TXZ091-092-100>102-115>117-129>131-141-241800-
/O.UPG.KFWD.FW.A.0002.170324T1600Z-170324T2300Z/
/O.NEW.KFWD.FW.W.0002.170324T1600Z-170325T0000Z/
Montague-Cooke-Young-Jack-Wise-Stephens-Palo Pinto-Parker-
Eastland-Erath-Hood-Comanche-
433 AM CDT Fri Mar 24 2017

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT
THIS EVENING FOR STRONG AND GUSTY WINDS AND LOW HUMIDITY VALUES FOR
LOCATIONS ALONG AND WEST OF A LINE FROM GOLDTHWAITE TO DALLAS TO 
SHERMAN...

The National Weather Service in Fort Worth has issued a Red Flag
Warning, which is in effect from 11 AM this morning to 7 PM CDT
this evening. The Fire Weather Watch is no longer in effect. 

* TIMING...11 AM CDT through 7 PM CDT Friday.

* WINDS...Sustained southwest winds of 20 to 30 mph with gusts up
  to 40 mph.

* RH...Minimum values in the teens.

* IMPACTS...Any fires that develop will likely spread rapidly.
  Outdoor burning is not recommended.

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 can contribute
to extreme fire behavior. 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.

&&

$$

TXZ093-103-104-118-119-132-133-142>144-241800-
/O.NEW.KFWD.FW.W.0002.170324T1600Z-170325T0000Z/
Grayson-Denton-Collin-Tarrant-Dallas-Somervell-Johnson-Mills-
Hamilton-Bosque-
433 AM CDT Fri Mar 24 2017

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT
THIS EVENING FOR STRONG AND GUSTY WINDS AND LOW HUMIDITY VALUES FOR
LOCATIONS ALONG AND WEST OF A LINE FROM GOLDTHWAITE TO DALLAS TO 
SHERMAN...

The National Weather Service in Fort Worth has issued a Red Flag
Warning, which is in effect from 11 AM this morning to 7 PM CDT
this evening. 

* AFFECTED AREA...Fire weather zone 093 Grayson, Fire weather 
  zone 103 Denton, Fire weather zone 104 Collin, Fire weather 
  zone 118 Tarrant, Fire weather zone 119 Dallas, Fire weather 
  zone 132 Somervell, Fire weather zone 133 Johnson, Fire 
  weather zone 142 Mills, Fire weather zone 143 Hamilton, and 
  Fire weather zone 144 Bosque. 

* TIMING...11 AM CDT through 7 PM CDT Friday.

* WINDS...Sustained southwest winds of 20 to 30 mph with gusts up
  to 40 mph.

* RH...Minimum values in the teens.

* IMPACTS...Any fires that develop will likely spread rapidly.
  Outdoor burning is not recommended.

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 can contribute
to extreme fire behavior. 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.

&&

$$
4 follow-up statements
199 
WWUS84 KFWD 241557 AAA
RFWFWD

URGENT - FIRE WEATHER MESSAGE...UPDATED
National Weather Service Fort Worth TX
1057 AM CDT Fri Mar 24 2017

TXZ091>093-100>104-115>119-129>133-141>144-250000-
/O.CON.KFWD.FW.W.0002.170324T1600Z-170325T0000Z/
Montague-Cooke-Grayson-Young-Jack-Wise-Denton-Collin-Stephens-
Palo Pinto-Parker-Tarrant-Dallas-Eastland-Erath-Hood-Somervell-
Johnson-Comanche-Mills-Hamilton-Bosque-
1057 AM CDT Fri Mar 24 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING
FOR STRONG AND GUSTY WINDS AND LOW HUMIDITY VALUES FOR LOCATIONS
ALONG AND WEST OF A LINE FROM GOLDTHWAITE TO DALLAS TO SHERMAN...

* TIMING...Now through 7 PM CDT Friday.

* WINDS...Winds will increase to 20 to 30 mph with gusts to 40 mph
  by this afternoon. 

* RH...Humidity will drop to 15 to 20% behind a dryline this
  afternoon.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

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 can contribute
to extreme fire behavior. 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.

&&

$$

Dunn
117 
WWUS84 KFWD 242054
RFWFWD

URGENT - FIRE WEATHER MESSAGE
National Weather Service Fort Worth TX
354 PM CDT Fri Mar 24 2017

TXZ093-104-119-242200-
/O.CAN.KFWD.FW.W.0002.000000T0000Z-170325T0000Z/
Grayson-Collin-Dallas-
354 PM CDT Fri Mar 24 2017

...RED FLAG WARNING IS CANCELLED...

The National Weather Service in Fort Worth has cancelled the Red
Flag Warning for Collin, Grayson, and Dallas counties. Relative
humidity is expected to remain above critical thresholds east of
the dryline. Gusty winds are still expected through the evening.


$$

TXZ091-092-100>103-115>118-129>133-141>144-250000-
/O.CON.KFWD.FW.W.0002.000000T0000Z-170325T0000Z/
Montague-Cooke-Young-Jack-Wise-Denton-Stephens-Palo Pinto-Parker-
Tarrant-Eastland-Erath-Hood-Somervell-Johnson-Comanche-Mills-
Hamilton-Bosque-
354 PM CDT Fri Mar 24 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING
FOR STRONG AND GUSTY WINDS AND LOW HUMIDITY VALUES FOR LOCATIONS
ALONG AND WEST OF A LINE FROM GOLDTHWAITE TO DALLAS TO SHERMAN...

* TIMING...Through 7 PM CDT Friday.

* WINDS...Southwest winds 20 to 30 mph with higher gusts. 

* RH...Humidity will remain or drop to between 15 and 20%.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

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 can contribute
to extreme fire behavior. 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.

&&

$$

Dunn
441 
WWUS84 KFWD 242354 AAA
RFWFWD

URGENT - FIRE WEATHER MESSAGE...UPDATED
National Weather Service Fort Worth TX
654 PM CDT Fri Mar 24 2017

...Red Flag Conditions to continue through 8 PM for parts of
North and Central TX...as well as the Big Country...

TXZ091-092-100>103-115>118-129>133-141>144-250100-
/O.EXT.KFWD.FW.W.0002.000000T0000Z-170325T0100Z/
Montague-Cooke-Young-Jack-Wise-Denton-Stephens-Palo Pinto-Parker-
Tarrant-Eastland-Erath-Hood-Somervell-Johnson-Comanche-Mills-
Hamilton-Bosque-
654 PM CDT Fri Mar 24 2017

...RED FLAG WARNING NOW IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR
STRONG AND GUSTY WINDS AND LOW HUMIDITY VALUES FOR LOCATIONS
ALONG AND WEST OF A LINE FROM GOLDTHWAITE TO FORT WORTH TO 
GAINESVILLE...

* TIMING...Through 8 PM CDT Friday.

* WINDS...Southwest winds 20 to 30 mph with higher gusts.

* RH...Humidity will remain or drop to between 15 and 20%.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

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 can contribute
to extreme fire behavior. 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.

&&

$$

24-Bain
418 
WWUS84 KFWD 250101 AAC
RFWFWD

URGENT - FIRE WEATHER MESSAGE...UPDATED
National Weather Service Fort Worth TX
801 PM CDT Fri Mar 24 2017

.The Red Flag Warning has expired...

TXZ091-092-100>103-115>118-129>133-141>144-250215-
/O.EXP.KFWD.FW.W.0002.000000T0000Z-170325T0100Z/
Montague-Cooke-Young-Jack-Wise-Denton-Stephens-Palo Pinto-Parker-
Tarrant-Eastland-Erath-Hood-Somervell-Johnson-Comanche-Mills-
Hamilton-Bosque-
801 PM CDT Fri Mar 24 2017

...RED FLAG WARNING WILL EXPIRE AT 8 PM CDT THIS EVENING...

A cold front will continue to slide southward through the evening
and overnight hours. While surface winds of 15 to 20 MPH with a 
few gusts to near 30 MPH will remain possible through at least
midnight, relative humidity values will improve with the onset of
nightfall and the passage of the cold front.

$$

24-Bain

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 24, 1:01 AM CDTWind AdvisoryFWDBell, Falls, McLennan, Milam3 hr
Mar 24, 3:52 AM CDTWind AdvisoryFWDComanche, Cooke, Eastland, Erath, Hood, Jack and 6 more16 hr
Mar 24, 4:33 PM CDTSpecial Weather StatementFWDMilam27 min
Mar 24, 5:04 PM CDTSpecial Weather StatementFWDFreestone26 min
Mar 24, 5:56 PM CDTSpecial Weather StatementFWDAnderson34 min
Mar 24, 6:31 PM CDTSpecial Weather StatementFWDHenderson44 min

Nearby

Red Flag Warnings in Texas, 2017Every red flag warning in 2017

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.