Alert archive / Texas / Red Flag Warnings in 2011

Red Flag Warning 2, NWS Corpus Christi, TX

January 25, 20119 counties in Texas

NWS Corpus Christi, TX issued this red flag warning at Jan 25, 2011, 12:58 PM CST for 9 counties in Texas. It was in force for 4 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
Jan 25, 2011, 12:58 PM CST (18:58 UTC)
Expired
Jan 25, 2011, 5:00 PM CST
In force
4 hr
Issued by
NWS Corpus Christi, TX

Counties Duval County, TX, Jim Wells County, TX, Kleberg County, TX, La Salle County, TX, Live Oak County, TX, McMullen County, TX, Nueces County, TX, San Patricio County, TX, Webb County, TX

The radar

The Corpus Christi radar (KCRP), 76 km from the middle of the area, began a volume at 18:57 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

Corpus Christi, TX (KCRP), launched 12:00Z, 7.0 hours before the alert went out and 94 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, Corpus Christi, TX at 12:00Z on 2011-01-25Temperature 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, Corpus Christi, TX at 12:00Z on 2011-01-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -75 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
866 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
-75 m²/s²
0-3 km storm-relative helicity
33 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.

379 
WWUS84 KCRP 251858
RFWCRP

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1258 PM CST TUE JAN 25 2011

TXZ229>231-239>244-252300-
/O.NEW.KCRP.FW.W.0002.110125T1858Z-110125T2300Z/
LA SALLE-MCMULLEN-LIVE OAK-WEBB-DUVAL-JIM WELLS-KLEBERG-NUECES-
SAN PATRICIO-
1258 PM CST TUE JAN 25 2011

...RED FLAG WARNING IN EFFECT UNTIL 5 PM CST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT UNTIL 5 PM CST THIS AFTERNOON. 

RELATIVE HUMIDITY VALUES HAVE DECREASED TO THE UPPER 20S TO UPPER
30S ACROSS THE WARNED AREA AND CONTINUE TO FALL. MUCH OF THE
REGION WILL LIKELY EXPERIENCE MINIMUM RELATIVE HUMIDITY VALUES
RANGING FROM 25 TO 35 PERCENT WITH LOWEST VALUES ACROSS THE BRUSH
COUNTRY. IN ADDITION WINDS HAVE BEEN GUSTING TO 20 TO 30 MPH OUT OF
THE NORTHWEST AND THESE GUSTY WINDS ARE EXPECTING TO CONTINUE
THROUGH AT LEAST MID AFTERNOON BEFORE SUBSIDING. THE COMBINATION
OF GUSTY WINDS AND LOW RELATIVE HUMIDITY VALUES WILL PROVIDE A
HIGH WILD FIRE DANGER ACROSS THE WARNED AREA THIS AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

ANY OUTDOOR BURNING OR PRESCRIBED BURNS ARE NOT ADVISED IN THE
WARNED AREA TODAY AS FIRES CAN QUICKLY BECOME OUT OF CONTROL IN
THESE CONDITIONS.

&&

$$

MJG
1 follow-up statement
106 
WWUS84 KCRP 252304
RFWCRP

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
504 PM CST TUE JAN 25 2011

...RED FLAG WARNING ALLOWED TO EXPIRE...

.RELATIVE HUMIDITY VALUES WILL GRADUALLY INCREASE THROUGH THE
EVENING AND OVERNIGHT HOURS. SUSTAINED WINDS HAVE DECREASED LATE
THIS AFTERNOON AND WILL CONTINUE TO DECREASE THIS EVENING AND
TONIGHT.

TXZ229>231-239>244-260015-
/O.EXP.KCRP.FW.W.0002.000000T0000Z-110125T2300Z/
LA SALLE-MCMULLEN-LIVE OAK-WEBB-DUVAL-JIM WELLS-KLEBERG-NUECES-
SAN PATRICIO-
504 PM CST TUE JAN 25 2011

...RED FLAG WARNING HAS EXPIRED...

THE RED FLAG WARNING IS NO LONGER IN EFFECT. 

NORTHWEST WINDS HAVE DECREASED TO 10 TO 15 MPH AND WILL CONTINUE
TO DECREASE THROUGH THE EVENING AND OVERNIGHT HOURS. RELATIVE
HUMIDITY VALUES WILL SLOWLY RECOVER THROUGH THE EVENING AND
OVERNIGHT. THEREFORE...THE RED FLAG WARNING HAS BEEN ALLOWED TO
EXPIRE.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 24, 9:15 PM CSTSmall Craft AdvisoryCRP21 hr

Nearby

Red Flag Warnings in Texas, 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.