000 FZNT25 KNHC 011430 OFFN04 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 1030 AM EDT Fri Sep 1 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...High pressure will prevail across the Gulf through the remainder of the week. A trough will develop across the W and SW Gulf this weekend. .THIS AFTERNOON...S winds 5 to 10 kt. Seas 3 ft late in the morning, subsiding to 2 ft or less. Scattered showers and isolated thunderstorms. .TONIGHT...SW to W winds less than 5 kt, shifting to NW to N late in the evening, then, shifting to E after midnight. Seas 2 ft or less. Scattered showers and isolated thunderstorms. .SAT...E winds 5 to 10 kt. Seas 2 ft or less. Scattered showers and isolated thunderstorms. .SAT NIGHT...NE to E winds 5 to 10 kt. Seas 2 ft or less. Scattered showers and isolated thunderstorms. .SUN...NE to E winds 5 to 10 kt. Seas 2 ft or less. .SUN NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less. .MON...NE to E winds 10 to 15 kt. Seas 2 ft or less. .MON NIGHT...NE to E winds 5 to 10 kt. Seas 2 ft or less. .TUE...E winds 5 to 10 kt. Seas 2 ft or less. .TUE NIGHT...E winds 5 to 10 kt. Seas 2 ft or less. Within 200 nm east of the coast of Florida .SYNOPSIS...NE swell will dominate Atlc waters through Sat, in wake of cold front now E of area. High pressure will build in the wake of the front and will dominate the area through early next week. Major Hurricane Irma is forecast to approach the far eastern zones Monday, then reach a position near 17.0N 56.2W by sunrise Tuesday. .THIS AFTERNOON...SE winds 10 to 15 kt S of 27N, and SE to S 5 to 10 kt N of 27N. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .TONIGHT...SE winds 10 to 15 kt S of 27N, and SE to S 10 to 15 kt N of 27N. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .SAT...SE to S winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .SAT NIGHT...SE winds 5 to 10 kt. Seas 3 ft. Scattered showers and isolated thunderstorms. .SUN...E winds 5 to 10 kt. Seas 2 ft or less. .SUN NIGHT...E winds 5 to 10 kt. Seas 2 ft or less. .MON...NE to E winds 5 to 10 kt. Seas 2 ft or less. .MON NIGHT...E winds 5 to 10 kt. Seas 2 ft or less. .TUE...E winds 5 to 10 kt. Seas 2 ft or less. .TUE NIGHT...E to SE winds 5 to 10 kt. Seas 3 ft.