TX Austin/San Antonio TX Zone Forecast for Friday, November 24, 2017 _____ 291 FPUS54 KEWX 250918 ZFPEWX Zone Forecast Product for South Central Texas National Weather Service Austin/San Antonio TX 318 AM CST Sat Nov 25 2017 TXZ192-252230- Travis- Including the city of Austin 318 AM CST Sat Nov 25 2017 .TODAY...Mostly sunny. Highs in the upper 70s. South winds 5 mph shifting to the east in the afternoon. .TONIGHT...Partly cloudy.