Alert archive / Texas / Red Flag Warnings in 2011

Red Flag Warning 27, NWS Midland/Odessa, TX

March 11, 201110 counties in Texas

NWS Midland/Odessa, TX issued this red flag warning at Mar 11, 2011, 4:01 AM CST for 10 counties in Texas. It took effect at Mar 11, 2011, 10:00 AM CST. 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
Mar 11, 2011, 4:01 AM CST (10:01 UTC)
In effect from
Mar 11, 2011, 10:00 AM CST
Expired
Mar 11, 2011, 6:00 PM CST
In force
8 hr
Issued by
NWS Midland/Odessa, TX

Counties Borden County, TX, Glasscock County, TX, Howard County, TX, Midland County, TX, Mitchell County, TX, Pecos County, TX, Reagan County, TX, Scurry County, TX, Terrell County, TX, Upton County, TX

The radar

The Midland/Odessa radar (KMAF), 54 km from the middle of the area, began a volume at 09:59 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 00:00Z, 10.0 hours before the alert went out and 55 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 00:00Z on 2011-03-11Temperature 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 00:00Z on 2011-03-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 square meters per square second.19395878Sfc1 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
5160 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
161 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.

133 
WWUS84 KMAF 111001
RFWMAF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
401 AM CST FRI MAR 11 2011

...A RED FLAG WARNING IS IN EFFECT TODAY FOR THE EASTERN PERMIAN
BASIN...THE LOWER TRANS PECOS...THE GUADALUPE MOUNTAINS...AND THE
VAN HORN/HIGHWAY 54 CORRIDOR FOR MINIMUM RELATIVE HUMIDITIES OF
15 PERCENT OR LESS... 20 FOOT WINDS OF 20 MPH GREATER... AND EXTREME
FIRE DANGER...

...A FIRE WEATHER WATCH IS IN EFFECT SATURDAY FOR THE GUADALUPE
MOUNTAINS FOR MINIMUM RELATIVE HUMIDITIES OF 15 PERCENT OR LESS...
20 FOOT WINDS OF 20 MPH GREATER... AND HIGH FIRE DANGER...

.A SURFACE LOW WILL DEEPEN ACROSS EASTERN NEW MEXICO AND THE TEXAS
PANHANDLE TODAY. THE ASSOCIATED TROUGH WILL EXTEND SOUTHWARD ACROSS
THE REGION RESULTING IN VERY WARM TEMPERATURES. THESE WARM
TEMPERATURES WHEN COMBINED WITH THE VERY DRY AIRMASS IN PLACE WILL
RESULT IN MINIMUM RH VALUES IN THE SINGLE DIGITS TO LOWER TEENS.
A TIGHTENING SURFACE PRESSURE GRADIENT WILL ALSO RESULT IN WINDY
CONDITIONS ACROSS THE EASTERN PERMIAN BASIN AND THE LOWER TRANS
PECOS TODAY. WINDY CONDITIONS WILL ALSO DEVELOP IN THE GUADALUPE
MOUNTAINS AND THE VAN HORN REGION. CRITICAL FIRE WEATHER CONDITIONS
ARE EXPECTED ACROSS ALL OF THESE LOCATIONS TODAY.  DANGEROUS FIRE
WEATHER CONDITIONS MAY ALSO OCCUR AGAIN SATURDAY FOR THE GUADALUPE
MOUNTAINS.

NMZ114-TXZ258-112200-
/O.UPG.KMAF.FW.A.0022.110311T1600Z-110312T0000Z/
/O.NEW.KMAF.FW.W.0027.110311T1600Z-110312T0000Z/
/O.NEW.KMAF.FW.A.0023.110312T1600Z-110313T0000Z/
GUADALUPE MOUNTAINS NP/LINCOLN NF/LNZ-GUADALUPE MOUNTAINS-
301 AM MST FRI MAR 11 2011

...RED FLAG WARNING IN EFFECT FROM 9 AM THIS MORNING TO 5 PM MST
THIS AFTERNOON FOR GUSTY WINDS AND LOW HUMIDITY FOR THE GUADALUPE
MOUNTAINS... 
...FIRE WEATHER WATCH IN EFFECT SATURDAY FOR GUSTY WINDS AND LOW
HUMIDITY FOR THE GUADALUPE MOUNTAINS...

THE NATIONAL WEATHER SERVICE IN MIDLAND/ODESSA HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 5 PM
MST THIS AFTERNOON. A FIRE WEATHER WATCH HAS ALSO BEEN ISSUED.
THIS FIRE WEATHER WATCH IS IN EFFECT FROM SATURDAY MORNING
THROUGH SATURDAY AFTERNOON. THE FIRE WEATHER WATCH IS NO LONGER
IN EFFECT. 

* AFFECTED AREA: IN NEW MEXICO...GUADALUPE MOUNTAINS NP/LINCOLN 
  NF/LNZ. IN TEXAS...GUADALUPE MOUNTAINS. 

* TIMING: LATE THIS MORNING THROUGH THIS AFTERNOON.

* WIND: SOUTHWEST WINDS 20 TO 30 MPH WITH OCCASIONAL HIGHER 
  GUSTS.

* HUMIDITY: MINIMUM AFTERNOON HUMIDITY VALUES OF 5 TO 10 PERCENT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RED FLAG WARNING -- NO FIRE...AVOID THE USE OF OPEN FLAMES OR ANY
ACTIVITIES THAT MAY GENERATE SPARKS. ACCIDENTAL IGNITIONS WILL
HAVE THE POTENTIAL TO GROW QUICKLY INTO DANGEROUS WIND- DRIVEN
WILDFIRES.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$

TXZ047-048-052-053-057-062-063-069-070-075-082-112200-
/O.UPG.KMAF.FW.A.0022.110311T1600Z-110312T0000Z/
/O.NEW.KMAF.FW.W.0027.110311T1600Z-110312T0000Z/
BORDEN-SCURRY-HOWARD-MITCHELL-VAN HORN AND HIGHWAY 54 CORRIDOR-
MIDLAND-GLASSCOCK-UPTON-REAGAN-PECOS-TERRELL-
401 AM CST FRI MAR 11 2011

...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 6 PM CST
THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR THE EASTERN PERMIAN 
BASIN...LOWER TRANS PECOS... AND VAN HORN/HWY 54 CORRIDOR...

THE NATIONAL WEATHER SERVICE IN MIDLAND/ODESSA HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 6 PM
CST THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

* AFFECTED AREA: IN TEXAS...BORDEN...SCURRY...HOWARD...
  MITCHELL...VAN HORN AND HIGHWAY 54 CORRIDOR...MIDLAND... 
  GLASSCOCK...UPTON...REAGAN...PECOS...TERRELL. 

* TIMING: LATE THIS MORNING THROUGH THIS AFTERNOON.

* WIND: SOUTH WINDS 15 TO 25 MPH...WITH OCCASIONAL HIGHER GUSTS.

* HUMIDITY: MINIMUM AFTERNOON HUMIDITY VALUES OF 10 TO 15 PERCENT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RED FLAG WARNING -- NO FIRE...AVOID THE USE OF OPEN FLAMES OR ANY
ACTIVITIES THAT MAY GENERATE SPARKS. ACCIDENTAL IGNITIONS WILL
HAVE THE POTENTIAL TO GROW QUICKLY INTO DANGEROUS WIND- DRIVEN
WILDFIRES.

&&

$$


FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/MAF (ALL LOWER CASE)
1 follow-up statement
710 
WWUS84 KMAF 112059
RFWMAF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
259 PM CST FRI MAR 11 2011

...A RED FLAG WARNING REMAINS IN EFFECT THIS AFTERNOON FOR THE
EASTERN PERMIAN BASIN...WESTERN LOW ROLLING PLAINS...LOWER TRANS
PECOS...GUADALUPE MOUNTAINS AND THE VAN HORN/HIGHWAY 54 CORRIDOR
FOR MINIMUM RH'S OF 15 PERCENT OR LESS...20 FOOT WINDS OF 20 MPH
OR GREATER AND VERY HIGH FIRE DANGER...

...A FIRE WEATHER WATCH IS IN EFFECT SATURDAY FOR THE GUADALUPE
MOUNTAINS FOR MINIMUM RH'S OF 15 PERCENT OR LESS...20 FOOT WINDS
OF 20 MPH GREATER AND VERY HIGH FIRE DANGER...

.CRITICAL TO NEAR CRITICAL FIRE WEATHER CONDITIONS WILL PERSIST
ACROSS THE WESTERN LOW ROLLING PLAINS...EASTERN PERMIAN BASIN AND
LOWER TRANS PECOS THIS AFTERNOON...THEREFORE THE RED FLAG WILL
CONTINUE IN THESE AREAS.  20 FOOT WINDS OF 20 MPH OR GREATER COULD
AFFECT THE GUADALUPE MOUNTAINS SATURDAY AFTERNOON. SINCE RH'S WILL
DROP TO AROUND 10% AND FIRE DANGER WILL BE VERY HIGH...A FIRE
WEATHER WATCH WILL CONTINUE THERE FOR SATURDAY AFTERNOON.

NMZ114-TXZ258-121200-
/O.CON.KMAF.FW.W.0027.000000T0000Z-110312T0000Z/
/O.CON.KMAF.FW.A.0023.110312T1600Z-110313T0000Z/
GUADALUPE MOUNTAINS NP/LINCOLN NF/LNZ-GUADALUPE MOUNTAINS-
159 PM MST FRI MAR 11 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON FOR GUSTY WINDS AND LOW HUMIDITY FOR THE GUADALUPES...

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY MORNING
THROUGH SATURDAY AFTERNOON FOR GUSTY WINDS AND LOW HUMIDITY FOR
THE GUADALUPES...

* AFFECTED AREA: IN NEW MEXICO...GUADALUPE MOUNTAINS NP/LINCOLN 
  NF/LNZ. IN TEXAS...GUADALUPE MOUNTAINS. 

* TIMING: THROUGH THIS AFTERNOON.  SATURDAY AFTERNOON.

* WIND: SOUTHWEST WINDS 20-25 MPH WITH OCCASIONAL HIGHER GUSTS.

* HUMIDITY: MINIMUM AFTERNOON HUMIDITY VALUES OF 5-10%.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AVOID THE USE OF OPEN FLAMES OR ANY ACTIVITIES THAT MAY GENERATE
SPARKS.  ACCIDENTAL IGNITIONS WILL HAVE THE POTENTIAL TO GROW
QUICKLY INTO DANGEROUS WIND-DRIVEN WILDFIRES.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR.  LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$

TXZ047-048-052-053-057-062-063-069-070-075-082-120000-
/O.CON.KMAF.FW.W.0027.000000T0000Z-110312T0000Z/
BORDEN-SCURRY-HOWARD-MITCHELL-VAN HORN AND HIGHWAY 54 CORRIDOR-
MIDLAND-GLASSCOCK-UPTON-REAGAN-PECOS-TERRELL-
259 PM CST FRI MAR 11 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING
FOR GUSTY WINDS AND LOW HUMIDITY FOR THE WESTERN LOW ROLLING 
PLAINS...EASTERN PERMIAN BASIN AND LOWER TRANS PECOS...

* AFFECTED AREA: IN TEXAS...BORDEN...SCURRY...HOWARD...
  MITCHELL...VAN HORN AND HIGHWAY 54 CORRIDOR...MIDLAND... 
  GLASSCOCK...UPTON...REAGAN...PECOS...TERRELL. 

* TIMING: THROUGH THIS AFTERNOON.

* WIND: SOUTH WINDS 15-25 MPH WITH OCCASIONAL HIGHER GUSTS.

* HUMIDITY: MINIMUM AFTERNOON HUMIDITY VALUES OF 10-15%.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AVOID THE USE OF OPEN FLAMES OR ANY ACTIVITIES THAT MAY GENERATE
SPARKS.  ACCIDENTAL IGNITIONS WILL HAVE THE POTENTIAL TO GROW
QUICKLY INTO DANGEROUS WIND- DRIVEN WILDFIRES.

&&

$$

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 11, 4:01 AM CSTFire Weather WatchMAF23 hr

Nearby

Red Flag Warnings in Texas, 2011Red Flag Warnings in New Mexico, 2011Every red flag warning in 2011

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.