Alert archive / Texas / Wind Advisories in 2008

Wind Advisory 9, NWS Austin/San Antonio, TX

March 17, 200833 counties in Texas

NWS Austin/San Antonio, TX issued this wind advisory at Mar 17, 2008, 3:47 AM CDT for 33 counties in Texas. It took effect at Mar 17, 2008, 11:00 AM CDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Mar 17, 2008, 3:47 AM CDT (08:47 UTC)
In effect from
Mar 17, 2008, 11:00 AM CDT
Expired
Mar 17, 2008, 3:33 PM CDT
In force
5 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 08:46 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 00:00Z, 8.8 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 00:00Z on 2008-03-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 133 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 2008-03-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 115 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
133 J/kg
Mixed-layer CIN
-432 J/kg
Mixed-layer LCL
1806 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
115 m²/s²
0-3 km storm-relative helicity
286 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.

000 
WWUS74 KEWX 170847
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
347 AM CDT MON MAR 17 2008

...A WIND ADVISORY HAS BEEN ISSUED FOR ALL OF SOUTH CENTRAL TEXAS AND
THE HILL COUNTRY FROM 11 AM UNTIL 8 PM CST THIS EVENING...

.AN INTENSE STORM SYSTEM APPROACHING FROM THE WEST HAS RESULTED IN
STRONG GUSTY SOUTHEAST WINDS ACROSS MUCH OF TEXAS. SOUTHEASTERLY
WINDS WILL INCREASE TO 20 TO 30 MPH TODAY WITH GUSTS BETWEEN 35 AND
40 MPH POSSIBLE.  

TXZ171>173-183>194-202>209-217>225-228-172015-
/O.NEW.KEWX.WI.Y.0009.080317T1600Z-080318T0100Z/
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
347 AM CDT MON MAR 17 2008

...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 8 PM CDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM CDT THIS EVENING. 

AN INTENSE STORM SYSTEM APPROACHING FROM THE WEST HAS RESULTED IN
STRONG GUSTY SOUTHEAST WINDS ACROSS THE COASTAL PLAINS INTO CENTRAL
TEXAS. SOUTHEASTERLY WINDS WILL INCREASE TO 20 TO 30 MPH ACROSS
THE AREA TODAY WITH GUSTS BETWEEN 35 AND 40 MPH POSSIBLE. THE
STRONG SOUTHEAST WINDS WILL CONTINUE INTO THE EVENING HOURS AND
THE WIND ADVISORY MAY NEED TO BE EXTENDED OVER THE EASTERN HALF OF
SOUTH CENTRAL TEXAS.

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.  PRECAUTIONS SHOULD
BE TAKEN TO SECURE LOOSE OBJECTS SUCH AS LAWN FURNITURE AND TRASH
CANS.


$$
1 follow-up statement
000 
WWUS74 KEWX 172033
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
333 PM CDT MON MAR 17 2008

...THE WIND ADVISORY ISSUED EARLIER FOR ALL OF SOUTH CENTRAL TEXAS 
AND THE HILL COUNTRY HAS BEEN CANCELED...

.ALTHOUGH BRISK SOUTHEAST WINDS OF 15 TO 25 MPH HAVE PREVAILED 
THROUGHOUT MUCH OF THE DAY..SUSTAINED WINDS HAVE NOT REACHED WIND
ADVISORY CRITERIA LEVELS. AN INTENSE STORM SYSTEM APPROACHING FROM
THE WEST TONIGHT WILL RESULT IN WINDS CONTINUING IN THE 15 TO 25
MPH RANGE TONIGHT.

TXZ171>173-183>194-202>209-217>225-228-172145-
/O.CAN.KEWX.WI.Y.0009.000000T0000Z-080318T0100Z/
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
333 PM CDT MON MAR 17 2008

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS CANCELLED
THE WIND ADVISORY. 

ALTHOUGH BRISK SOUTHEAST WINDS OF 15 TO 25 MPH HAVE PREVAILED 
THROUGHOUT MUCH OF THE DAY..SUSTAINED WINDS HAVE NOT REACHED WIND
ADVISORY CRITERIA LEVELS. AN INTENSE STORM SYSTEM APPROACHING FROM
THE WEST TONIGHT WILL RESULT IN WINDS CONTINUING IN THE 15 TO 25
MPH RANGE TONIGHT.


$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 17, 3:37 AM CDTFlash Flood WatchEWXBastrop, Blanco, Burnet, Caldwell, Fayette, Gillespie and 5 more33 hr
Mar 17, 6:34 AM CDTFire Weather WatchEWXDimmit, Frio, Kinney, Maverick, Uvalde, Val Verde and 1 more8 hr
Mar 17, 2:56 PM CDTRed Flag WarningEWXDimmit, Frio, Kinney, Maverick, Uvalde, Val Verde and 1 more28 hr
Mar 17, 6:31 PM CDTSevere Thunderstorm WarningEWXUvalde29 min
Mar 17, 6:42 PM CDTSevere Thunderstorm WarningEWXBandera33 min

Nearby

Wind Advisories in Texas, 2008Every wind advisory in 2008

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.