000 FZNT32 KNHC 180855 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 455 AM EDT Mon Jun 18 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...The combination of a mid to upper trough over the SW Gulf and surface broad low pressure over the western gulf will continue to result in numerous showers and thunderstorms over much of the central and northwestern gulf waters through Tue. A tight pressure gradient between the low pressure and high pressure over the eastern gulf will maintain strong southeast to south winds over the waters W of 90W through Wed. Fresh to locally strong southeast winds will continue over the W central gulf and SW Gulf waters through Thu. High pressure ridging extending from Atlantic to across the northern gulf will dominate the gulf Thu through Fri night as it shifts southward. Gulf of Mexico N of 26N W of 87W .TODAY...SE winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...SE winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. Gulf of Mexico from 22N to 26N W of 87W .TODAY...SE winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .WED...SE winds 10 to 20 kt. Seas 4 to 6 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 15 kt. Seas 4 to 6 ft. .FRI...SE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. SW Gulf of Mexico S of 22N W of 87W .TODAY...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...SE winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...SE winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Gulf of Mexico E of 87W .TODAY...E winds less than 10 kt. Seas 3 ft. .TONIGHT...E winds less than 10 kt. Seas 2 to 3 ft. .TUE...SE winds less than 10 kt. Seas 2 to 3 ft. .TUE NIGHT...Variable winds less than 10 kt. Seas 2 to 3 ft. .WED...SE winds less than 10 kt. Seas 2 to 3 ft. .WED NIGHT...Variable winds less than 10 kt. Seas 2 to 3 ft. .THU...S winds less than 10 kt. Seas 2 to 3 ft. .THU NIGHT...Variable winds less than 10 kt, becoming S less than 10 kt after midnight. Seas 2 to 3 ft. .FRI...S winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 to 3 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 2 to 3 ft.