000 FZNT32 KNHC 010831 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 431 AM EDT Sun Oct 1 2017 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...Persistent broad troughing across the SW Gulf will continue. A trough in the eastern Gulf will drift W through tonight. Strong high pressure will build S across the waters E of the trough, supporting strong E winds over the northern waters through Mon, with these conditions spreading further S and W through the week. Gulf of Mexico N of 26N W of 87W .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. .TUE...E winds 10 to 20 kt. Seas 6 to 9 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .WED...E winds 15 to 25 kt. Seas 8 to 11 ft. .WED NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft. .THU...E winds 15 to 25 kt. Seas 7 to 10 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. Gulf of Mexico from 22N to 26N W of 87W .TODAY...E winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .WED...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .THU...NE winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 7 to 9 ft. SW Gulf of Mexico S of 22N W of 87W .TODAY...NW winds 15 to 20 kt S of 21N W of 95W, and NE 10 to 15 kt elsewhere. Seas 3 to 5 ft. .TONIGHT...N to NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...N to NE winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...NE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...NE winds 15 to 20 kt. Seas 3 to 5 ft. .WED...NE winds 15 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...N to NE winds 10 to 15 kt. Seas 5 to 7 ft. .THU...N to NE winds 15 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...N to NE winds 15 to 20 kt. Seas 6 to 8 ft. Gulf of Mexico E of 87W .TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. .TUE...E winds 15 to 25 kt. Seas 6 to 9 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .WED...E winds 15 to 25 kt. Seas 7 to 10 ft. .WED NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .THU...NE winds 15 to 25 kt. Seas 6 to 9 ft. .THU NIGHT...NE winds 15 to 25 kt. Seas 6 to 8 ft.