Alert archive / Texas / Wind Advisories in 2012

Wind Advisory 4, NWS Corpus Christi, TX

February 18, 201215 counties in Texas

NWS Corpus Christi, TX issued this wind advisory at Feb 18, 2012, 3:30 AM CST for 15 counties in Texas. It took effect at Feb 18, 2012, 10:00 AM CST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Feb 18, 2012, 3:30 AM CST (09:30 UTC)
In effect from
Feb 18, 2012, 10:00 AM CST
Expired
Feb 18, 2012, 6:00 PM CST
In force
8 hr
Issued by
NWS Corpus Christi, TX

Counties Aransas County, TX, Bee County, TX, Calhoun County, TX, Duval County, TX, Goliad County, TX, Jim Wells County, TX, Kleberg County, TX, La Salle County, TX, Live Oak County, TX, McMullen County, TX, Nueces County, TX, Refugio County, TX, San Patricio County, TX, Victoria County, TX, Webb County, TX

The radar

The Corpus Christi radar (KCRP), 50 km from the middle of the area, began a volume at 09:32 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

Brownsville Intl, TX (KBRO), launched 00:00Z, 9.5 hours before the alert went out and 252 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, Brownsville Intl, TX at 00:00Z on 2012-02-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2194 joules per kilogram.LCLEL10008507005003002001001 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, Brownsville Intl, TX at 00:00Z on 2012-02-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 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
2194 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
449 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
208 m²/s²
Significant tornado parameter
2.1
Supercell composite
11.7

Open this sounding in Storm Lab

The text

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

315 
WWUS74 KCRP 180930
NPWCRP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
330 AM CST SAT FEB 18 2012

...STRONG AND GUSTY NORTHWEST WINDS EXPECTED THIS AFTERNOON...

.AS A PACIFIC COLD FRONT SWEEPS ACROSS SOUTH TEXAS THIS
MORNING...SKIES WILL BEGIN TO CLEAR FROM WEST TO EAST. WEST TO
NORTHWEST WINDS WILL DEVELOP AND INCREASE THROUGH LATE MORNING
WITH WIND GUSTS OF 40 TO 45 MPH EXPECTED THROUGH THE AFTERNOON.
WIND SPEEDS ARE THEN EXPECTED TO DECREASE THIS EVENING.

TXZ229>234-239>247-182200-
/O.NEW.KCRP.WI.Y.0004.120218T1600Z-120219T0000Z/
LA SALLE-MCMULLEN-LIVE OAK-BEE-GOLIAD-VICTORIA-WEBB-DUVAL-
JIM WELLS-KLEBERG-NUECES-SAN PATRICIO-ARANSAS-REFUGIO-CALHOUN-
INCLUDING THE CITIES OF...COTULLA...CALLIHAM...CROSS...
LOMA ALTA...TILDEN...GEORGE WEST...THREE RIVERS...BEEVILLE...
GOLIAD...VICTORIA...LAREDO...FREER...BENAVIDES...SAN DIEGO...
ALICE...ORANGE GROVE...KINGSVILLE...CORPUS CHRISTI...PORTLAND...
INGLESIDE...ARANSAS PASS...SINTON...MATHIS...ROCKPORT...REFUGIO...
WOODSBORO...PORT LAVACA
330 AM CST SAT FEB 18 2012

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 6 PM CST
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 6 PM CST
THIS EVENING. 

* TIMING...LATE THIS MORNING THROUGH EARLY EVENING. 

* WINDS...NORTHWEST WINDS OF 20 TO 35 MPH WITH FREQUENT GUSTS
  BETWEEN 40 TO 45 MPH. A FEW GUSTS UP TO 50 MPH WILL BE POSSIBLE
  ACROSS THE SOUTHERN COASTAL BEND THIS AFTERNOON.

* IMPACTS...MOTORISTS...ESPECIALLY THOSE WITH HIGH PROFILE
  VEHICLES...SHOULD DRIVE WITH CAUTION TODAY. THE STRONG AND GUSTY
  WINDS WILL MAKE DRIVING DIFFICULT AT TIMES. LOOSE AND UNSECURED
  OBJECTS...SUCH AS TRASH CANS AND LAWN FURNITURE...WILL BE EASILY
  MOVED AROUND AND DAMAGED. INDIVIDUALS WORKING ABOVE GROUND
  LEVEL...SUCH AS ON LADDERS OR ROOFS...WILL EXPERIENCE DIFFICULTY
  MAINTAINING THEIR BALANCE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS ARE EXPECTED TO
BE 25 TO 39 MPH OR HAVE GUSTS TO AROUND 40 MPH OR HIGHER.

&&

$$

RG
2 follow-up statements
202 
WWUS74 KCRP 182200
NPWCRP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
400 PM CST SAT FEB 18 2012

...STRONG AND GUSTY NORTHWEST WINDS TO CONTINUE THROUGH THE
EVENING...

.STRONG WEST TO NORTHWEST WINDS WILL CONTINUE THIS EVENING WITH WIND
GUSTS OF 40 TO 45 MPH EXPECTED LATE THIS AFTERNOON. WIND SPEEDS
ARE THEN EXPECTED TO DECREASE THIS EVENING.

TXZ229>234-239>247-190000-
/O.CON.KCRP.WI.Y.0004.000000T0000Z-120219T0000Z/
LA SALLE-MCMULLEN-LIVE OAK-BEE-GOLIAD-VICTORIA-WEBB-DUVAL-
JIM WELLS-KLEBERG-NUECES-SAN PATRICIO-ARANSAS-REFUGIO-CALHOUN-
INCLUDING THE CITIES OF...COTULLA...CALLIHAM...CROSS...
LOMA ALTA...TILDEN...GEORGE WEST...THREE RIVERS...BEEVILLE...
GOLIAD...VICTORIA...LAREDO...FREER...BENAVIDES...SAN DIEGO...
ALICE...ORANGE GROVE...KINGSVILLE...CORPUS CHRISTI...PORTLAND...
INGLESIDE...ARANSAS PASS...SINTON...MATHIS...ROCKPORT...REFUGIO...
WOODSBORO...PORT LAVACA
400 PM CST SAT FEB 18 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...

* TIMING...LATE THIS AFTERNOON THROUGH EARLY EVENING.

* WINDS...NORTHWEST WINDS OF 20 TO 35 MPH WITH FREQUENT GUSTS 
  BETWEEN 40 TO 45 MPH. A FEW GUSTS UP TO 50 MPH WILL BE 
  POSSIBLE ACROSS THE SOUTHERN COASTAL BEND LATE THIS AFTERNOON. 

* IMPACTS...MOTORISTS...ESPECIALLY THOSE WITH HIGH PROFILE 
  VEHICLES...SHOULD DRIVE WITH CAUTION TODAY. THE STRONG AND 
  GUSTY WINDS WILL MAKE DRIVING DIFFICULT AT TIMES. LOOSE AND 
  UNSECURED OBJECTS...SUCH AS TRASH CANS AND LAWN FURNITURE...
  WILL BE EASILY MOVED AROUND AND DAMAGED. INDIVIDUALS WORKING 
  ABOVE GROUND LEVEL...SUCH AS ON LADDERS OR ROOFS...WILL 
  EXPERIENCE DIFFICULTY MAINTAINING THEIR BALANCE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS ARE EXPECTED TO
BE 25 TO 39 MPH OR HAVE GUSTS TO AROUND 40 MPH OR HIGHER.

&&

$$

CB
536 
WWUS74 KCRP 182350
NPWCRP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
550 PM CST SAT FEB 18 2012

TXZ229>234-239>247-190100-
/O.EXP.KCRP.WI.Y.0004.000000T0000Z-120219T0000Z/
LA SALLE-MCMULLEN-LIVE OAK-BEE-GOLIAD-VICTORIA-WEBB-DUVAL-
JIM WELLS-KLEBERG-NUECES-SAN PATRICIO-ARANSAS-REFUGIO-CALHOUN-
INCLUDING THE CITIES OF...COTULLA...CALLIHAM...CROSS...
LOMA ALTA...TILDEN...GEORGE WEST...THREE RIVERS...BEEVILLE...
GOLIAD...VICTORIA...LAREDO...FREER...BENAVIDES...SAN DIEGO...
ALICE...ORANGE GROVE...KINGSVILLE...CORPUS CHRISTI...PORTLAND...
INGLESIDE...ARANSAS PASS...SINTON...MATHIS...ROCKPORT...REFUGIO...
WOODSBORO...PORT LAVACA
550 PM CST SAT FEB 18 2012

...WIND ADVISORY WILL EXPIRE AT 6 PM CST THIS EVENING...

WHILE STRONG WIND GUSTS WILL OCCUR OVER THE NEXT HOUR ACROSS THE
COASTAL COUNTIES...WIND SPEEDS OVERALL WILL GRADUALLY DIMINISH IN
INTENSITY THROUGH THE EVENING. THUS...THE WIND ADVISORY WILL BE
ALLOWED TO EXPIRE.

$$

HART

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 17, 9:40 PM CSTSmall Craft AdvisoryCRP37 hr
Feb 18, 3:28 AM CSTGale WarningCRP21 hr
Feb 18, 3:28 AM CSTSmall Craft AdvisoryCRP27 hr
Feb 18, 4:19 AM CSTSevere Thunderstorm WarningCRPGoliad, Victoria56 min
Feb 18, 6:51 AM CSTSpecial Marine WarningCRP84 min
Feb 18, 8:45 AM CSTSpecial Marine WarningCRP60 min

Nearby

Wind Advisories in Texas, 2012Every wind advisory 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.