000 FZNT27 KNHC 200235 OFFN06 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 1035 PM EDT Sat May 19 2018 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... .SYNOPSIS...A ridge extending from the Atlantic Ocean into the Gulf waters will persist across the region through at least Monday. A thermal trough will develop during the evening hours in the Yucatan Peninsula, then move west across the southwest waters during the overnight hours, and dissipate by late each morning. A surface trough, currently extending from SW Florida to western Cuba, will drift WNW across the eastern Gulf through Monday. An area of low pressure is forecast to develop in the NW Caribbean Sea on Thursday. Easterly winds are expected to gradually increase across the southeast gulf waters and the Straits of Florida by Fri. Northwest Gulf of Mexico .OVERNIGHT...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...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E to SE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...E to SE winds 10 to 15 kt. Seas 3 to 4 ft in the morning, subsiding to 2 ft or less. .TUE NIGHT...E to SE winds 10 to 15 kt. Seas 2 ft or less. .WED...E to SE winds 10 to 15 kt. Seas 2 ft or less. .WED NIGHT...E to SE winds 5 to 10 kt. Seas 2 ft or less. .THU...E to SE winds 5 to 10 kt, shifting to N to NE in the afternoon. Seas 2 ft or less. .THU NIGHT...N to NE winds 5 to 10 kt, shifting to SE to S late. Seas 2 ft or less. North Central and Northeast Gulf of Mexico .OVERNIGHT...E to SE winds 5 to 10 kt. Seas 2 ft or less. .SUN...E winds 5 to 10 kt. Seas 2 ft or less. .SUN NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft late. .MON...E winds 5 to 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .MON NIGHT...SE winds 5 to 10 kt. Seas 2 ft or less. .TUE...SE winds 10 to 15 kt. Seas 3 ft. .TUE NIGHT...SE winds 5 to 10 kt. Seas 3 ft. .WED...SE winds 5 to 10 kt. Seas 3 ft. .WED NIGHT...SE winds 5 to 10 kt. Seas 3 ft. .THU...E to SE winds 5 to 10 kt. Seas 3 ft. .THU NIGHT...E to SE winds 5 to 10 kt. Seas 3 ft.