Alert archive / Texas / Wind Advisories in 2015
Wind Advisory 4, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this wind advisory at Nov 20, 2015, 3:18 PM CST for 33 counties in Texas. It took effect at Nov 21, 2015, 6:00 AM CST. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Nov 20, 2015, 3:18 PM CST (21:18 UTC)
- In effect from
- Nov 21, 2015, 6:00 AM CST
- Expired
- Nov 21, 2015, 5:00 PM CST
- In force
- 11 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 21:17 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 (KDLF), launched 12:00Z, 9.3 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 981 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 142 m²/s²
- 0-3 km storm-relative helicity
- 220 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
578 WWUS74 KEWX 202118 NPWEWX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 318 PM CST FRI NOV 20 2015 ...A STRONG COLD FRONT WILL BRING GUSTY NORTH WINDS TO ALL OF SOUTH CENTRAL TEXAS ON SATURDAY... .A STRONG COLD FRONT WILL MOVE INTO THE SOUTHERN EDWARDS PLATEAU AND WESTERN HILL COUNTRY EARLY SATURDAY MORNING. THE COLD FRONT IS EXPECTED TO BE POSITIONED ALONG A JUNO TO HARPER TO LLANO LINE AROUND SUNRISE SATURDAY. THE COLD FRONT WILL QUICKLY MOVE SOUTHWARD SATURDAY MORNING AND IS EXPECTED TO CLEAR THE SOUTHERN RIO GRANDE AND COASTAL PLAINS AROUND NOON. NORTH WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH ARE EXPECTED BEHIND THE COLD FRONT. THE GUSTY WINDS SHOULD BEGIN TO SUBSIDE AROUND SUNSET ON SATURDAY. TXZ171>173-183>194-202>209-217>225-228-211000- /O.NEW.KEWX.WI.Y.0004.151121T1200Z-151121T2300Z/ 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 318 PM CST FRI NOV 20 2015 ...WIND ADVISORY IN EFFECT FROM 6 AM TO 5 PM CST SATURDAY... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 6 AM TO 5 PM CST SATURDAY. * TIMING...SATURDAY MORNING THROUGH SATURDAY AFTERNOON. * WINDS...NORTH WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH. * IMPACTS...MOTORISTS SHOULD EXERCISE CAUTION WHILE DRIVING IN THE WIND ADVISORY AREA. BE ALERT TO SUDDEN GUSTS OF WIND WHICH MAY CAUSE YOU TO LOSE CONTROL OF YOUR VEHICLE. EXTRA ATTENTION SHOULD BE GIVEN TO CROSS WINDS. 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
427 WWUS74 KEWX 211005 NPWEWX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 405 AM CST SAT NOV 21 2015 ...A STRONG COLD FRONT WILL BRING GUSTY NORTH WINDS TO ALL OF SOUTH CENTRAL TEXAS TODAY... .A STRONG COLD FRONT WILL SWEEP ACROSS SOUTH CENTRAL TEXAS THIS MORNING. IT WILL ENTER THE NORTHERN EDGES OF THE HILL COUNTRY BY 5 AM...SURGE ACROSS THE AUSTIN/SAN ANTONIO METRO AREAS BETWEEN 7 AND 8 AM...THEN EXIT PORTIONS OF SOUTH CENTRAL TEXAS NEAR THE COASTAL PLAINS BY 10 AM. NORTHERLY WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH ARE EXPECTED IN THE WAKE OF THE COLD FRONT. THE WINDS SHOULD BEGIN TO SUBSIDE AROUND SUNSET. TXZ171>173-183>194-202>209-217>225-228-211815- /O.CON.KEWX.WI.Y.0004.151121T1200Z-151121T2300Z/ 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 405 AM CST SAT NOV 21 2015 ...WIND ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 5 PM CST THIS AFTERNOON... * TIMING...SATURDAY MORNING THROUGH SATURDAY AFTERNOON. * WINDS...NORTH WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH. * IMPACTS...MOTORISTS SHOULD EXERCISE CAUTION WHILE DRIVING IN THE WIND ADVISORY AREA. BE ALERT TO SUDDEN GUSTS OF WIND WHICH MAY CAUSE YOU TO LOSE CONTROL OF YOUR VEHICLE. EXTRA ATTENTION SHOULD BE GIVEN TO CROSS WINDS. 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. && $$
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
809 WWUS74 KEWX 212308 NPWEWX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 508 PM CST SAT NOV 21 2015 ...FREEZING TEMPERATURES EXPECTED ON THE PLATEAU AND FOR PORTIONS OF THE HILL COUNTRY OVERNIGHT... MUCH COLDER TEMPERATURES ARE EXPECTED OVERNIGHT INTO EARLY SUNDAY MORNING WHICH WILL RESULT IN THE FIRST FREEZE OF THE SEASON ACROSS THE EDWARDS PLATEAU AND HILL COUNTRY. TEMPERATURES WILL APPROACH FREEZING AFTER MIDNIGHT AND SOME AREAS MAY EVEN FALL INTO THE UPPER 20S. TEMPERATURES WILL CLIMB BACK ABOVE FREEZING BY 9AM TO 10AM SUNDAY MORNING. TXZ171-172-183>190-221100- /O.EXP.KEWX.WI.Y.0004.000000T0000Z-151121T2300Z/ /O.CON.KEWX.FZ.W.0002.151122T0600Z-151122T1500Z/ LLANO-BURNET-VAL VERDE-EDWARDS-REAL-KERR-BANDERA-GILLESPIE- KENDALL-BLANCO- INCLUDING THE CITIES OF...LLANO...BURNET...DEL RIO... ROCKSPRINGS...LEAKEY...KERRVILLE...BANDERA...FREDERICKSBURG... BOERNE...BLANCO 508 PM CST SAT NOV 21 2015 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CST SUNDAY... * TEMPERATURE...UPPER 20S TO LOW 30S. * IMPACTS...TO PREVENT FREEZING AND POSSIBLE BURSTING OF OUTDOOR WATER PIPES...PIPES SHOULD BE WRAPPED...DRAINED...OR ALLOWED TO DRIP SLOWLY. ALSO...PROTECT OR BRING IN OUTDOOR VEGETATION THAT IS VULNERABLE TO FREEZING TEMPERATURES. && PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ TXZ173-191>194-202>209-217>225-228-220015- /O.EXP.KEWX.WI.Y.0004.000000T0000Z-151121T2300Z/ WILLIAMSON-HAYS-TRAVIS-BASTROP-LEE-KINNEY-UVALDE-MEDINA-BEXAR- COMAL-GUADALUPE-CALDWELL-FAYETTE-MAVERICK-ZAVALA-FRIO-ATASCOSA- WILSON-KARNES-GONZALES-DE WITT-LAVACA-DIMMIT- INCLUDING THE CITIES OF...GEORGETOWN...SAN MARCOS...AUSTIN... BASTROP...GIDDINGS...BRACKETTVILLE...UVALDE...HONDO... SAN ANTONIO...NEW BRAUNFELS...SEGUIN...LOCKHART...LA GRANGE... EAGLE PASS...CRYSTAL CITY...PEARSALL...PLEASANTON...FLORESVILLE... KARNES CITY...GONZALES...CUERO...HALLETTSVILLE...CARRIZO SPRINGS 508 PM CST SAT NOV 21 2015 ...WIND ADVISORY WILL EXPIRE AT 5 PM CST THIS AFTERNOON... ISOLATED AREAS ALONG THE I-35 CORRIDOR WILL CONTINUE TO GUST TO 30 TO 35 MPH THROUGH 7PM TO 8PM AS SUSTAINED WIND SPEEDS SLOWLY REDUCE TO 15-20 MPH. WINDS WILL CONTINUE TO LOWER AFTER 9PM WITH VALUES IN THE 10-15 MPH RANGE. EVEN LOWER WIND SPEEDS ARE EXPECTED FOR THE HILL COUNTRY AND RIO GRANDE PLAINS OVERNIGHT WHERE THE COLDEST TEMPERATURES ARE EXPECTED. $$ ALLEN
Nearby
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.