000 FZNT32 KNHC 030226 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1026 PM EDT Thu Nov 2 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...High pressure prevails over the forecast waters. A thermal trough will develop over the Yucatan each day. The trough will shift westward into the SW Gulf each night, where it will dissipate each morning. Gulf of Mexico N of 26N W of 87W .OVERNIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...SE winds 10 kt. Seas 3 to 4 ft. .FRI NIGHT AND SAT...SE winds less than 10 kt. Seas 3 ft. .SAT THROUGH TUE...E winds less than 10 kt. Seas 3 ft. Gulf of Mexico from 22N to 26N W of 87W .OVERNIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .FRI NIGHT AND SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT THROUGH TUE...E winds 10 to 15 kt. Seas 3 to 4 ft. SW Gulf of Mexico S of 22N W of 87W .OVERNIGHT...E winds 10 to 15 kt. Seas 3 ft. .FRI...E winds less than 10 kt within 60 nm of coast of Veracruz, and E 10 to 15 kt elsewhere. Seas 3 ft. .FRI NIGHT AND SAT...E winds less than 10 kt within 60 nm of coast of Veracruz, and E 10 to 15 kt elsewhere. Seas 3 to 4 ft. .SAT THROUGH TUE...NE winds 10 to 15 kt. Seas 3 ft. Gulf of Mexico E of 87W .OVERNIGHT...E winds 10 to 15 kt. Seas 3 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT AND SAT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT THROUGH TUE...NE winds 10 to 15 kt. Seas 3 to 4 ft.