000 FZNT25 KNHC 010238 OFFN04 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 1038 PM EDT Mon Apr 30 2018 ...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 is centered along the SE U.S. coast and extends E to W across the region. The high will track ESE off the S Carolina coast tonight but continue ridging W across the N gulf waters through Thu. Moderate to locally fresh winds will become fresh to strong over the far SE Gulf, Straits of Florida and western Gulf beginning Tue, then continue through early Thu as high pressure builds southeastward over the western Atlantic and low pressure deepens over the Central Plains States. .OVERNIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. .TUE...E winds 15 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .WED...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers. .WED NIGHT...NE to E winds 15 to 20 kt. Seas 3 to 5 ft. .THU...E winds 15 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...NE to E winds 15 to 20 kt. Seas 3 to 5 ft. .FRI...E winds 15 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds 15 to 20 kt. Seas 3 to 4 ft. .SAT...NE winds 10 to 15 kt. Seas 3 ft. .SAT NIGHT...N winds 10 to 15 kt. Seas 2 ft or less. Within 200 nm east of the coast of Florida .SYNOPSIS...An old frontal boundary extends from near 25N70W SW across E Cuba to just W of Jamaica. A weak cold front moving SE across the NW waters from 29N65W to 26N70W to central Cuba near 22n79w will merge with the frontal trough tonight. The merged front will reach from 26N65W to W Cuba near 22N78W by early Wed. As the high slides E, fresh to strong NE to E winds will develop between 28N and the front. A broad surface trough will approach 67W Thu and move W to 72W Fri, followed by fresh to locally strong E to SE winds, and very active weather. .OVERNIGHT...NE to E winds 15 to 20 kt. Seas 3 to 4 ft S of 27N, and 4 to 6 ft N of 27N. .TUE...NE to E winds 15 to 20 kt. Seas 3 to 4 ft S of 27N, and 4 to 6 ft N of 27N. .TUE NIGHT...NE to E winds 20 to 25 kt S of 27N, and E 15 to 20 kt N of 27N. Seas 3 to 5 ft S of 27N, and 4 to 6 ft N of 27N. Scattered showers. .WED...NE to E winds 15 to 20 kt. Seas 3 to 4 ft S of 27N, and 4 to 6 ft N of 27N. Scattered showers and isolated thunderstorms. .WED NIGHT...E winds 15 to 20 kt. Seas 3 to 4 ft S of 27N, and 4 to 6 ft N of 27N. .THU...E winds 15 to 20 kt. Seas 3 to 4 ft S of 27N, and 4 to 6 ft N of 27N. .THU NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft S of 27N, and 4 to 6 ft N of 27N. .FRI...NE to E winds 15 to 20 kt. Seas 3 to 4 ft S of 27N, and 4 to 6 ft N of 27N. .FRI NIGHT...NE to E winds 15 to 20 kt. Seas 3 ft S of 27N, and 4 to 6 ft N of 27N. .SAT...NE to E winds 10 to 15 kt. S of 27N, seas 3 ft in the morning, subsiding to 2 ft or less. N of 27N, seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 2 ft or less S of 27N, and 3 to 5 ft N of 27N.