TX Houston/Galveston TX Zone Forecast for Saturday, December 16, 2017 _____ HGXZFPHGX FPUS54 KHGX 170942 ZFPHGX FPUS54 KHGX 170942 ZFPHGX Zone Forecast Product for Southeast Texas National Weather Service Houston/Galveston TX 342 AM CST Sun Dec 17 2017 TXZ211-172200- Austin- Including the cities of Bellville and Sealy 342 AM CST Sun Dec 17 2017 .TODAY...Mostly cloudy late then becoming partly cloudy. Patchy fog early in the morning.