Alert archive / Texas / Wind Advisories in 2011

Wind Advisory 4, NWS Austin/San Antonio, TX

March 4, 201133 counties in Texas

NWS Austin/San Antonio, TX issued this wind advisory at Mar 4, 2011, 2:39 PM CST for 33 counties in Texas. It took effect at Mar 5, 2011, 7:21 AM CST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Mar 4, 2011, 2:39 PM CST (20:39 UTC)
In effect from
Mar 5, 2011, 7:21 AM CST
Expired
Mar 5, 2011, 4:00 PM CST
In force
9 hr
Issued by
NWS Austin/San Antonio, TX
All 33 counties

Atascosa County, TX, Bandera County, TX, Bastrop County, TX, Bexar County, TX, Blanco County, TX, Burnet County, TX, Caldwell County, TX, Comal County, TX, DeWitt County, TX, Dimmit County, TX, Edwards County, TX, Fayette County, TX, Frio County, TX, Gillespie County, TX, Gonzales County, TX, Guadalupe County, TX, Hays County, TX, Karnes County, TX, Kendall County, TX, Kerr County, TX, Kinney County, TX, Lavaca County, TX, Lee County, TX, Llano County, TX, Maverick County, TX, Medina County, TX, Real County, TX, Travis County, TX, Uvalde County, TX, Val Verde County, TX, Williamson County, TX, Wilson County, TX, Zavala County, TX

The radar

The Austin/San Antonio radar (KEWX), 57 km from the middle of the area, began a volume at 20:43 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

Del Rio, TX (KDRT), launched 12:00Z, 8.7 hours before the alert went out and 218 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, Del Rio, TX at 12:00Z on 2011-03-04Temperature 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, Del Rio, TX at 12:00Z on 2011-03-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 192 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
921 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
192 m²/s²
0-3 km storm-relative helicity
235 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.

919 
WWUS74 KEWX 042039
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
239 PM CST FRI MAR 4 2011

...WIND ADVISORY IN EFFECT FROM 8 AM TO 3 PM CST SATURDAY FOR 
THE TEXAS HILL COUNTRY AND ADJACENT COUNTIES INCLUDING THE AUSTIN
SAN ANTONIO CORRIDOR...

.A COLD FRONT WILL PUSH THROUGH SOUTH CENTRAL TEXAS EARLY SATURDAY
MORNING. BEHIND THE FRONT...NORTH WINDS WILL INCREASE TO BETWEEN
20 AND 30 MPH WITH GUSTS TO BETWEEN 35 TO 40 MPH. WINDY CONDITIONS
WILL CONTINUE INTO THE AFTERNOON HOURS BEFORE GRADUALLY DECREASING.

TXZ171>173-183>192-202>206-050500-
/O.NEW.KEWX.WI.Y.0004.110305T1400Z-110305T2100Z/
LLANO-BURNET-WILLIAMSON-VAL VERDE-EDWARDS-REAL-KERR-BANDERA-
GILLESPIE-KENDALL-BLANCO-HAYS-TRAVIS-KINNEY-UVALDE-MEDINA-BEXAR-
COMAL-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
ROCKSPRINGS...LEAKEY...KERRVILLE...BANDERA...FREDERICKSBURG...
BOERNE...BLANCO...SAN MARCOS...AUSTIN...BRACKETTVILLE...UVALDE...
HONDO...SAN ANTONIO...NEW BRAUNFELS
239 PM CST FRI MAR 4 2011

...WIND ADVISORY IN EFFECT FROM 8 AM TO 3 PM CST SATURDAY...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT FROM 8 AM TO 3 PM CST
SATURDAY. 

NORTH WINDS OF 20 TO 30 MPH WITH GUSTS TO BETWEEN 35 TO 40 MPH CAN
BE EXPECTED ON SATURDAY. WINDS WILL BEGIN TO GRADUALLY DECREASE
LATE SATURDAY AFTERNOON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 26 TO 39 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
3 follow-up statements
465 
WWUS74 KEWX 050255
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
855 PM CST FRI MAR 4 2011

...WIND ADVISORY IN EFFECT FROM 8 AM TO 4 PM CST SATURDAY FOR
SOUTH CENTRAL TEXAS...

.A COLD FRONT WILL PUSH THROUGH SOUTH CENTRAL TEXAS EARLY
SATURDAY MORNING. BEHIND THE FRONT...NORTH WINDS WILL INCREASE TO
BETWEEN 20 AND 30 MPH WITH GUSTS TO BETWEEN 35 TO 40 MPH. WINDY
CONDITIONS WILL CONTINUE INTO THE AFTERNOON HOURS BEFORE
GRADUALLY DECREASING.

TXZ193-194-207>209-217>225-228-051100-
/O.EXB.KEWX.WI.Y.0004.110305T1400Z-110305T2200Z/
BASTROP-LEE-GUADALUPE-CALDWELL-FAYETTE-MAVERICK-ZAVALA-FRIO-
ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-LAVACA-DIMMIT-
INCLUDING THE CITIES OF...BASTROP...GIDDINGS...SEGUIN...
LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...PEARSALL...
PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...CUERO...
HALLETTSVILLE...CARRIZO SPRINGS
855 PM CST FRI MAR 4 2011

...WIND ADVISORY IN EFFECT FROM 8 AM TO 4 PM CST SATURDAY...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT FROM 8 AM TO 4 PM CST
SATURDAY. 

NORTH WINDS OF 20 TO 30 MPH WITH GUSTS TO BETWEEN 35 TO 40 MPH
CAN BE EXPECTED ON SATURDAY. WINDS WILL BEGIN TO GRADUALLY
DECREASE LATE SATURDAY AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 26 TO 39 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

TXZ171>173-183>192-202>206-051100-
/O.EXT.KEWX.WI.Y.0004.110305T1400Z-110305T2200Z/
LLANO-BURNET-WILLIAMSON-VAL VERDE-EDWARDS-REAL-KERR-BANDERA-
GILLESPIE-KENDALL-BLANCO-HAYS-TRAVIS-KINNEY-UVALDE-MEDINA-BEXAR-
COMAL-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
ROCKSPRINGS...LEAKEY...KERRVILLE...BANDERA...FREDERICKSBURG...
BOERNE...BLANCO...SAN MARCOS...AUSTIN...BRACKETTVILLE...UVALDE...
HONDO...SAN ANTONIO...NEW BRAUNFELS
855 PM CST FRI MAR 4 2011

...WIND ADVISORY NOW IN EFFECT FROM 8 AM TO 4 PM CST SATURDAY...

THE WIND ADVISORY IS NOW IN EFFECT FROM 8 AM TO 4 PM CST
SATURDAY. 

NORTH WINDS OF 20 TO 30 MPH WITH GUSTS TO BETWEEN 35 TO 40 MPH
CAN BE EXPECTED ON SATURDAY. WINDS WILL BEGIN TO GRADUALLY
DECREASE LATE SATURDAY AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 26 TO 39 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
898 
WWUS74 KEWX 051034
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
434 AM CST SAT MAR 5 2011

...A WIND ADVISORY REMAINS IN EFFECT FROM 8 AM CST THIS MORNING
TO 4 PM CST THIS AFTERNOON FOR ALL OF SOUTH CENTRAL TEXAS...

.A COLD FRONT WILL MOVE ACROSS SOUTH CENTRAL TEXAS BY MID MORNING.
A STRONG SURFACE PRESSURE GRADIENT AND WINDS ALOFT BEING SENT TO
THE SURFACE WILL CREATE NORTHERLY WINDS OF 20 TO 30 MPH WITH GUSTS
UP TO AROUND 40 MPH. WINDS WILL SLOWLY DECREASE DURING THE MID TO
LATE AFTERNOON HOURS.

TXZ171>173-183>194-202>209-217>225-228-051800-
/O.CON.KEWX.WI.Y.0004.110305T1400Z-110305T2200Z/
LLANO-BURNET-WILLIAMSON-VAL VERDE-EDWARDS-REAL-KERR-BANDERA-
GILLESPIE-KENDALL-BLANCO-HAYS-TRAVIS-BASTROP-LEE-KINNEY-UVALDE-
MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-MAVERICK-ZAVALA-
FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-LAVACA-DIMMIT-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
ROCKSPRINGS...LEAKEY...KERRVILLE...BANDERA...FREDERICKSBURG...
BOERNE...BLANCO...SAN MARCOS...AUSTIN...BASTROP...GIDDINGS...
BRACKETTVILLE...UVALDE...HONDO...SAN ANTONIO...NEW BRAUNFELS...
SEGUIN...LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...
PEARSALL...PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...
CUERO...HALLETTSVILLE...CARRIZO SPRINGS
434 AM CST SAT MAR 5 2011

...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 4 PM
CST THIS AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 4 PM
CST THIS AFTERNOON. 

NORTHERLY WINDS OF 20 TO 30 MPH WITH GUSTS UP TO AROUND 40 MPH CAN
BE EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 26 TO 39 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
854 
WWUS74 KEWX 051321
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
721 AM CST SAT MAR 5 2011

...A WIND ADVISORY IS NOW IN EFFECT UNTIL 4 PM CST THIS AFTERNOON
FOR ALL OF SOUTH CENTRAL TEXAS...

.A COLD FRONT WILL MOVE ACROSS SOUTH CENTRAL TEXAS HAS MOVED
ACROSS ALL OF SOUTH CENTRAL TEXAS. A STRONG SURFACE PRESSURE
GRADIENT AND WINDS ALOFT BEING SENT TO THE SURFACE WILL CREATE
NORTHERLY WINDS OF 20 TO 30 MPH WITH GUSTS UP TO AROUND 40 MPH.
WINDS WILL SLOWLY DECREASE DURING THE LATE AFTERNOON HOURS.

TXZ171>173-183>194-202>209-217>225-228-052200-
/O.EXT.KEWX.WI.Y.0004.110305T1321Z-110305T2200Z/
LLANO-BURNET-WILLIAMSON-VAL VERDE-EDWARDS-REAL-KERR-BANDERA-
GILLESPIE-KENDALL-BLANCO-HAYS-TRAVIS-BASTROP-LEE-KINNEY-UVALDE-
MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-MAVERICK-ZAVALA-
FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-LAVACA-DIMMIT-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
ROCKSPRINGS...LEAKEY...KERRVILLE...BANDERA...FREDERICKSBURG...
BOERNE...BLANCO...SAN MARCOS...AUSTIN...BASTROP...GIDDINGS...
BRACKETTVILLE...UVALDE...HONDO...SAN ANTONIO...NEW BRAUNFELS...
SEGUIN...LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...
PEARSALL...PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...
CUERO...HALLETTSVILLE...CARRIZO SPRINGS
721 AM CST SAT MAR 5 2011

...WIND ADVISORY NOW IN EFFECT UNTIL 4 PM CST THIS AFTERNOON...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 4 PM CST THIS AFTERNOON.

NORTHERLY WINDS OF 20 TO 30 MPH WITH GUSTS UP TO AROUND 40 MPH
CAN BE EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 26 TO 39 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 4, 2:45 PM CSTRed Flag WarningEWXBandera, Dimmit, Edwards, Frio, Kerr, Kinney and 6 more28 hr

Nearby

Wind Advisories in Texas, 2011Every wind advisory 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.