000 FZNT32 KNHC 091938 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 338 PM EDT Mon Apr 9 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 stationary front extends from 28N84W to 27N91W...then becomes a warm front to 25N98W. High pressure will begin building north of the region tonight, transitioning the fronts to a cold front that will move SE across the southern Gulf Tue through Wed. The front will then dissipate over the SE gulf Thu. Fresh to locally strong northerly winds are expected just after the frontal passage. A stronger cold front is expected to cross the Gulf this weekend. Gulf of Mexico N of 26N W of 87W .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...N winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...S winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...S winds 10 to 20 kt. Seas 5 to 6 ft. .SAT NIGHT...NW winds 15 to 25 kt. Seas 7 to 10 ft. Gulf of Mexico from 22N to 26N W of 87W .TONIGHT...SE winds less than 10 kt, shifting to E after midnight. Seas 3 to 5 ft. .TUE...NE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...SE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds 20 to 30 kt. Seas 7 to 10 ft. SW Gulf of Mexico S of 22N W of 87W .TONIGHT...E winds 10 to 15 kt. Seas 3 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...SE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...NE winds 10 to 15 kt, shifting to N 15 to 25 kt after midnight. Seas 4 to 6 ft. Gulf of Mexico E of 87W .TONIGHT...SW winds 10 to 15 kt, shifting to S after midnight. Seas 3 to 5 ft. .TUE...S winds 10 to 15 kt, shifting to SW in the afternoon. Seas 3 to 4 ft. .TUE NIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. .WED...NE winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .THU...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft.