000 FZNT25 KNHC 291447 OFFN04 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 1047 AM EDT Fri Sep 29 2017 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... Southeast Gulf of Mexico .SYNOPSIS...A stationary front will meander over the northern Gulf this weekend. Strengthening high pressure will build S across the northern Gulf waters late in the weekend as weak low pres develops along the front, with locally strong NE flow across the NE waters on Mon and Tue. A thermal trough will develop each evening over the NW Yucatan Peninsula, move W overnight, and merge into a broad area of persistent low pressure over the SW Gulf waters. .THIS AFTERNOON...E winds 5 to 10 kt. Seas 2 ft or less. Numerous showers and scattered thunderstorms. .TONIGHT...E to SE winds 5 to 10 kt. Seas 2 ft or less. Numerous showers and scattered thunderstorms. .SAT...E winds 5 to 10 kt. Seas 2 ft or less. Scattered thunderstorms. .SAT NIGHT...E winds 15 to 20 kt. Seas 2 ft or less. Scattered thunderstorms. .SUN...E to SE winds 10 to 15 kt. Seas 2 ft or less. .SUN NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .TUE...NE to E winds 20 to 25 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 20 to 25 kt. Seas 6 to 9 ft. Within 200 nm east of the coast of Florida .SYNOPSIS...A cold front will move into the northern waters Sat where it will stall through early next week. Surface low pres may develop between the western Bahamas and Florida early this weekend, possibly becoming a tropical cyclone. The low will drift NE through Sat evening, shifting back to the SW-W through Sun. Strong NE winds will develop NW of the low pres and behind the front. .THIS AFTERNOON...SE to S winds 10 to 15 kt S of 27N, and SE 10 to 15 kt N of 27N. Seas 3 to 5 ft. Scattered thunderstorms. VSBY 3 NM. .TONIGHT...SE winds 10 to 15 kt S of 27N, and SE to S 15 to 20 kt N of 27N. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .SAT...SE winds 10 to 15 kt S of 27N, and S 15 to 20 kt N of 27N. Seas 3 to 5 ft. Scattered thunderstorms. .SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers and isolated thunderstorms. .SUN...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .MON...E winds 15 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...NE to E winds 20 to 25 kt. Seas 4 to 6 ft. .TUE...E winds 20 to 25 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 20 to 25 kt. Seas 5 to 7 ft.