000 FZNT25 KNHC 192030 OFFN04 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 330 PM EST Mon Feb 19 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...A strong high centered over the west Atlantic covers the Gulf basin. The high will gradually build S and SW across the W Atlc and Caribbean through Wed to produce fresh return flow across the basin, except strong winds through the Straits of Florida and across central portions of the Gulf, where the Yucatan thermal trough will enhance winds each evening. .TONIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. Numerous showers. .TUE...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. Isolated showers. .TUE NIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .WED...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .THU...E winds 15 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .FRI...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. .SAT...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. Within 200 nm east of the coast of Florida .SYNOPSIS...Strong high pres will continue to build across the region through Tue then drift SE and persist through the end of the week while slowly weakening. Gentle to moderate winds will prevail N of 28N with moderate to fresh winds S of 28N becoming strong S of 25N Tue through Thu. Large swell from a north central Atlantic storm system will reach waters E of 70W mid week. .TONIGHT...E winds 20 to 25 kt S of 27N, and E to SE 15 to 20 kt N of 27N. Seas 4 to 6 ft. Scattered showers. .TUE...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .WED...E winds 15 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .THU...E winds 15 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .FRI...E winds 15 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .SAT...E to SE winds 15 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...E to SE winds 10 to 15 kt. Seas 3 to 5 ft.