000 FZNT27 KNHC 200219 OFFN06 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 1019 PM EDT Thu Oct 19 2017 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... .SYNOPSIS...High pressure will continue to extend from the Mid- Atlantic states southwestward to the northern Gulf of Mexico waters through Saturday night, then weaken and shift eastward early on Sunday as a cold front moves off the Texas coast. Fresh E winds across the northern Gulf waters will become SE across the NW Gulf waters overnight tonight, continue through Saturday, then become light southerly flow just ahead the cold front that will move off the Texas coast on Sunday morning. The front is expected to reach from near Mobile Alabama to the eastern Bay of Campeche early on Monday, from near Sarasota Florida to the northern Yucatan Peninsula Tuesday morning and from near Fort Myers Florida to the NE Yucatan Peninsula by Tuesday evening. Strong high pressure will build southeastward across the area in the wake of the front with fresh to locally strong northerly winds spreading from W to E across the forecast waters. Northwest Gulf of Mexico .OVERNIGHT...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated thunderstorms. .FRI...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated thunderstorms. .FRI NIGHT...SE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .SAT...SE winds 10 to 15 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .SAT NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. .SUN...SE to S winds 10 to 15 kt, shifting to W to NW in the afternoon. Seas 3 to 5 ft. .SUN NIGHT...N winds 15 to 20 kt. Seas 3 to 5 ft. .MON...N winds 15 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...N winds 15 to 20 kt. Seas 3 to 5 ft. .TUE...N winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...N winds 15 to 20 kt. Seas 4 to 6 ft. North Central and Northeast Gulf of Mexico .OVERNIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. Isolated showers and thunderstorms between 87W and 90W. .FRI...E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms between 87W and 90W. .FRI NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated thunderstorms between 87W and 90W. .SAT...E to SE winds 15 to 20 kt. Seas 5 to 6 ft. Scattered showers and isolated thunderstorms between 87W and 90W. .SAT NIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .SUN...SE winds 15 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...SE to S winds 15 to 20 kt. Seas 4 to 5 ft. .MON...SW to W winds 15 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...NW winds 15 to 20 kt. Seas 3 to 5 ft. .TUE...NW to N winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...NW to N winds 15 to 20 kt. Seas 4 to 6 ft.