000 FZNT32 KNHC 101521 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1121 AM EDT Sun Jun 10 2018 Marine Weather HF Voice Broadcast 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. Synopsis for the Gulf of Mexico .SYNOPSIS...A mid to upper low will meander over the Gulf of Mexico through the middle of the week and continue to enhance convection across the eastern Gulf waters. A surface trough will develop along the Yucatan Peninsula late each afternoon, drift westward across the southwest Gulf during the overnight hours accompanied by a fresh east to southeast wind shift and dissipate along 96W during the late mornings. An east to west ridge will meander across the northern Gulf waters through the period accompanied by moderate to locally fresh return flow. The pressure gradient will tighten during the middle of the week with mostly fresh southeast flow forecast across the entire southwest Gulf. Gulf of Mexico N of 26N W of 87W .THIS AFTERNOON...S winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .MON...S winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 3 ft. .WED...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 3 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. Gulf of Mexico from 22N to 26N W of 87W .THIS AFTERNOON...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .WED...SE winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .THU...SE winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. SW Gulf of Mexico S of 22N W of 87W .THIS AFTERNOON...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 ft. .MON...SE winds 10 to 15 kt. Seas 3 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .TUE...SE winds 10 to 20 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .WED...E winds 10 to 20 kt. Seas 3 to 4 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. Gulf of Mexico E of 87W .THIS AFTERNOON...E winds less than 10 kt. Seas 2 ft or less. .TONIGHT...SE winds less than 10 kt. Seas 2 ft or less. .MON...E winds less than 10 kt. Seas 2 ft or less. .MON NIGHT...E winds less than 10 kt, shifting to SE after midnight. Seas 2 ft or less. .TUE...SE winds less than 10 kt. Seas 2 ft or less. .TUE NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .WED...E winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...SE winds less than 10 kt. Seas 3 ft. .THU...SE winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .THU NIGHT...SE winds less than 10 kt. Seas 3 ft.