Alert archive / Texas / Wind Advisories in 2017
Wind Advisory 4, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this wind advisory at Mar 23, 2017, 4:00 AM CDT for 18 counties in Texas. It took effect at Mar 23, 2017, 12:00 PM CDT. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Mar 23, 2017, 4:00 AM CDT (09:00 UTC)
- In effect from
- Mar 23, 2017, 12:00 PM CDT
- Expired
- Mar 23, 2017, 9:47 PM CDT
- In force
- 10 hr
- Issued by
- NWS Austin/San Antonio, TX
Counties Bandera County, TX, Bexar County, TX, Blanco County, TX, Burnet County, TX, Caldwell County, TX, Comal County, TX, Edwards County, TX, Gillespie County, TX, Guadalupe County, TX, Hays County, TX, Kendall County, TX, Kerr County, TX, Kinney County, TX, Llano County, TX, Real County, TX, Travis County, TX, Val Verde County, TX, Williamson County, TX
The radar
The Austin/San Antonio radar (KEWX), 86 km from the middle of the area, began a volume at 09:03 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 00:00Z, 9.0 hours before the alert went out and 207 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
- 932 J/kg
- Mixed-layer CIN
- -223 J/kg
- Mixed-layer LCL
- 1092 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 100 m²/s²
- 0-3 km storm-relative helicity
- 147 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
906 WWUS74 KEWX 230900 NPWEWX URGENT - WEATHER MESSAGE National Weather Service Austin/San Antonio TX 400 AM CDT Thu Mar 23 2017 TXZ171>173-183>186-188-202-231700- /O.NEW.KEWX.WI.Y.0004.170323T1700Z-170324T0500Z/ Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Gillespie- Kinney- Including the cities of Llano, Burnet, Georgetown, Del Rio, Rocksprings, Leakey, Kerrville, Fredericksburg, and Bracketville 400 AM CDT Thu Mar 23 2017 ...WIND ADVISORY IN EFFECT FROM NOON TODAY TO MIDNIGHT CDT TONIGHT... The National Weather Service in Austin/San Antonio has issued a Wind Advisory, which is in effect from noon today to midnight CDT tonight. * TIMING...Winds should reach advisory speeds by noon and continue through midnight tonight. * WINDS...Southeast winds of 20 to 35 mph with gusts to 45 mph. * IMPACTS...Loose items will be blown around, small tree branches could be broken, and driving can be difficult especially in high profile vehicles. 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. && $$
3 follow-up statements
648 WWUS74 KEWX 231818 NPWEWX URGENT - WEATHER MESSAGE National Weather Service Austin/San Antonio TX 118 PM CDT Thu Mar 23 2017 TXZ171>173-183>186-188-202-240500- /O.CON.KEWX.WI.Y.0004.000000T0000Z-170324T0500Z/ Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Gillespie- Kinney- Including the cities of Llano, Burnet, Georgetown, Del Rio, Rocksprings, Leakey, Kerrville, Fredericksburg, and Bracketville 118 PM CDT Thu Mar 23 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CDT TONIGHT... * TIMING...Continuing this afternoon through midnight tonight. * WINDS...Southeast winds of 20 to 35 mph with gusts to 45 mph. * IMPACTS...Loose items will be blown around, small tree branches could be broken, and driving can be difficult especially in high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained winds of 26 to 39 mph are expected. Winds this strong can make driving difficult... especially for high profile vehicles. Use extra caution. && $$
594 WWUS74 KEWX 232101 NPWEWX URGENT - WEATHER MESSAGE National Weather Service Austin/San Antonio TX 401 PM CDT Thu Mar 23 2017 TXZ187-189>192-205>208-240500- /O.EXA.KEWX.WI.Y.0004.000000T0000Z-170324T0500Z/ Bandera-Kendall-Blanco-Hays-Travis-Bexar-Comal-Guadalupe-Caldwell- Including the cities of Bandera, Boerne, Blanco, San Marcos, Austin, San Antonio, New Braunfels, Seguin, and Lockhart 401 PM CDT Thu Mar 23 2017 ...WIND ADVISORY IN EFFECT UNTIL MIDNIGHT CDT TONIGHT... The National Weather Service in Austin/San Antonio has issued a Wind Advisory, which is in effect until midnight CDT tonight. * TIMING...Continuing this afternoon through midnight tonight. * WINDS...Southeast winds of 20 to 35 mph with gusts to 45 mph. * IMPACTS...Loose items will be blown around, small tree branches could be broken, and driving can be difficult especially in high profile vehicles. 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. && $$ TXZ171>173-183>186-188-202-240500- /O.CON.KEWX.WI.Y.0004.000000T0000Z-170324T0500Z/ Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Gillespie- Kinney- Including the cities of Llano, Burnet, Georgetown, Del Rio, Rocksprings, Leakey, Kerrville, Fredericksburg, and Bracketville 401 PM CDT Thu Mar 23 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CDT TONIGHT... * TIMING...Continuing this afternoon through midnight tonight. * WINDS...Southeast winds of 20 to 35 mph with gusts to 45 mph. * IMPACTS...Loose items will be blown around, small tree branches could be broken, and driving can be difficult especially in high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained winds of 26 to 39 mph are expected. Winds this strong can make driving difficult... especially for high profile vehicles. Use extra caution. && $$
974 WWUS74 KEWX 240247 NPWEWX URGENT - WEATHER MESSAGE National Weather Service Austin/San Antonio TX 947 PM CDT Thu Mar 23 2017 TXZ171>173-183>192-202-205>208-240400- /O.CAN.KEWX.WI.Y.0004.000000T0000Z-170324T0500Z/ Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera- Gillespie-Kendall-Blanco-Hays-Travis-Kinney-Bexar-Comal-Guadalupe- Caldwell- Including the cities of Llano, Burnet, Georgetown, Del Rio, Rocksprings, Leakey, Kerrville, Bandera, Fredericksburg, Boerne, Blanco, San Marcos, Austin, Bracketville, San Antonio, New Braunfels, Seguin, and Lockhart 947 PM CDT Thu Mar 23 2017 ...WIND ADVISORY IS CANCELLED... The National Weather Service in Austin/San Antonio has cancelled the Wind Advisory. Wind speeds have fallen below advisory criteria and the advisory has been cancelled. Wind speeds will still remain in the 15-25 mph range overnight. $$
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.