000 FZNT24 KNHC 200900 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 500 AM EDT Sun May 20 2018 Offshore Waters Forecast for the Gulf of Mexico Seas given as significant wave height, which is the average height of the highest 1/3 of the waves. Individual waves may be more than twice the significant wave height. GMZ001-202100- Synopsis for the Gulf of Mexico 500 AM EDT Sun May 20 2018 .SYNOPSIS...A ridge will persist over the western Gulf through at least Tue while a surface trough will drift westward across the eastern Gulf. 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. 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 late Thu into Fri. $$ GMZ011-202100- NW Gulf including Stetson Bank- 500 AM EDT Sun May 20 2018 .TODAY...SE winds 15 to 20 kt. Seas 4 to 6 ft. .TONIGHT...SE winds 15 to 20 kt. Seas 3 to 5 ft. .MON...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .TUE...E to SE winds 10 to 15 kt. Seas 3 ft or less. .TUE NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. .WED...E to SE winds 10 to 15 kt. Seas 3 ft or less. .WED NIGHT...E winds 5 to 10 kt. Seas 3 ft or less. .THU...E winds 5 to 10 kt. Seas 3 ft or less. .THU NIGHT...E winds 5 to 10 kt. Seas 3 ft or less. $$ GMZ013-202100- N Central Gulf including Flower Garden Banks Marine Sanctuary- 500 AM EDT Sun May 20 2018 .TODAY...W of 90W, SE winds 15 to 20 kt, shifting to E to SE 10 kt in the afternoon. Elsewhere, E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .MON...NE to E winds 5 to 10 kt. Seas 2 to 4 ft. .MON NIGHT...E to SE winds 5 to 10 kt. Seas 3 ft or less. .TUE...E winds 5 to 10 kt. Seas 3 ft or less. .TUE NIGHT...E winds 5 to 10 kt. Seas 3 ft or less. .WED...E winds 5 to 10 kt. Seas 3 ft or less. .WED NIGHT...E winds 5 to 10 kt. Seas 3 ft or less. .THU...NE to E winds 5 to 10 kt. Seas 3 ft or less. .THU NIGHT...NE to E winds 5 to 10 kt. Seas 3 ft or less. $$ GMZ015-202100- NE Gulf N of 25N E of 87W- 500 AM EDT Sun May 20 2018 .TODAY...E winds 10 to 15 kt. Seas 2 to 4 ft. .TONIGHT...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 2 to 4 ft. .TUE...SE winds 10 to 15 kt. Seas 2 to 4 ft. .TUE NIGHT...SE winds 15 to 20 kt. Seas 2 to 4 ft. .WED...SE winds 10 to 15 kt. Seas 2 to 4 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 2 to 4 ft. .THU...E to SE winds 5 to 10 kt. Seas 2 to 4 ft. .THU NIGHT...E winds 5 to 10 kt. Seas 3 ft or less. $$ GMZ017-202100- W Central Gulf from 22N to 26N W of 94W- 500 AM EDT Sun May 20 2018 .TODAY...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E to SE winds 15 to 20 kt. Seas 3 to 5 ft. .MON...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .WED...E to SE winds 10 to 15 kt. Seas 3 ft or less. .WED NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .THU...E winds 10 to 15 kt. Seas 3 ft or less. .THU NIGHT...NE to E winds 5 to 10 kt. Seas 3 ft or less. $$ GMZ019-202100- Central Gulf from 22N to 26N between 87W and 94W- 500 AM EDT Sun May 20 2018 .TODAY...E winds 15 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .TUE...E winds 5 to 10 kt. Seas 2 to 4 ft. .TUE NIGHT...NE to E winds 5 to 10 kt. Seas 3 ft or less. .WED...E winds 5 to 10 kt. Seas 2 to 4 ft. .WED NIGHT...NE to E winds 5 to 10 kt. Seas 2 to 4 ft. .THU...NE to E winds 5 to 10 kt. Seas 2 to 4 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 2 to 4 ft. $$ GMZ021-202100- E Gulf from 22N to 25N E of 87W including Straits of Florida- 500 AM EDT Sun May 20 2018 .TODAY...E to SE winds 15 to 20 kt Straits of Florida, and E 10 to 15 kt elsewhere. Seas 2 to 4 ft. .TONIGHT...E to SE winds 15 to 20 kt Straits of Florida, and E to SE 10 to 15 kt elsewhere. Seas 2 to 4 ft. Scattered showers and isolated thunderstorms. .MON...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .MON NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .TUE...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .TUE NIGHT...E to SE winds 15 to 20 kt. Seas 2 to 4 ft. .WED...SE winds 15 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...E to SE winds 15 to 20 kt. Seas 3 to 5 ft. .THU...E winds 15 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...NE to E winds 15 to 20 kt. Seas 2 to 4 ft. $$ GMZ023-202100- SW Gulf S of 22N W of 94W- 500 AM EDT Sun May 20 2018 .TODAY...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .MON...E winds 15 to 20 kt, becoming NE to E 5 to 10 kt. Seas 4 to 6 ft. .MON NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...E winds 10 to 15 kt. Seas 2 to 4 ft. .TUE NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less. .WED...NE to E winds 10 to 15 kt. Seas 3 ft or less. .WED NIGHT...NE winds 5 to 10 kt. Seas 3 ft or less. .THU...N winds 5 to 10 kt. Seas 3 ft or less. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. $$ GMZ025-202100- E Bay of Campeche including Campeche Bank- 500 AM EDT Sun May 20 2018 .TODAY...E winds 15 to 20 kt. Seas 4 to 6 ft. .TONIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .MON...E winds 15 to 20 kt. Seas 2 to 4 ft within 60 nm of coast of Campeche, and 4 to 6 ft elsewhere. .MON NIGHT...NE to E winds 15 to 20 kt. Seas 2 to 4 ft. .TUE...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. .WED...NE winds 10 to 15 kt. Seas 3 ft or less. .WED NIGHT...N to NE winds 10 to 15 kt. Seas 3 ft or less. .THU...N to NE winds 10 to 15 kt. Seas 3 ft or less. .THU NIGHT...N to NE winds 10 to 15 kt. Seas 3 ft or less. $$ Forecaster GR