TX Marine Warnings and Forecast for Friday, October 20, 2017 _____ SMALL CRAFT ADVISORY URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 1110 PM CDT THU OCT 19 2017 ...SMALL CRAFT ADVISORY FOR THE FAR OFFSHORE WATERS EARLY FRIDAY MORNING... .A TIGHT EASTERLY PRESSURE GRADIENT ACROSS THE NORTHERN GULF... WITH A REGION OF THUNDERSTORMS OVER THE WESTERN WATERS...HAVE COMBINED TO PRODUCE ADVISORY LEVEL WINDS AND SEAS OVER THE FAR OFFSHORE WATERS.