000 FZNT32 KNHC 110805 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 405 AM EDT Wed Apr 11 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 cold front extending from central Florida to the coast of Mexico near 21N97W will stall over the SE Gulf tonight, then weaken and slowly dissipate in the Straits of Florida Thu. Fresh northerly winds are expected N of the front this morning. A strong cold front will move off the Texas coast on Sat. Fresh to strong southerly winds preceding it will become strong to near-gale northerly behind the front. Gale force winds are possible across the SW Gulf Sat and Sat night. Gulf of Mexico N of 26N W of 87W .TODAY...NE winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds 15 to 25 kt. Seas 4 to 6 ft. .FRI...SE winds 15 to 25 kt. Seas 5 to 7 ft. .FRI NIGHT...S winds 15 to 20 kt. Seas 6 to 8 ft. .SAT...S winds 15 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...NW winds 20 to 30 kt. Seas 8 to 11 ft. .SUN...NW winds 20 to 30 kt. Seas 8 to 11 ft. .SUN NIGHT...NW winds 15 to 25 kt. Seas 7 to 10 ft. Gulf of Mexico from 22N to 26N W of 87W ...GALE CONDITIONS POSSIBLE... .TODAY...NE winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...SE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...SE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...SE winds 15 to 25 kt. Seas 6 to 8 ft. .SAT...SE winds 15 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...SE winds 20 to 30 kt, shifting to N after midnight. Seas 8 to 11 ft. .SUN...NW winds 20 to 30 kt. Seas 8 to 11 ft. .SUN NIGHT...N winds 15 to 25 kt. Seas 7 to 10 ft. SW Gulf of Mexico S of 22N W of 87W ...GALE CONDITIONS POSSIBLE... .TODAY...NE winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU...SE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E 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 3 to 5 ft. .SAT...SE winds 15 to 25 kt. Seas 4 to 6 ft. .SAT NIGHT...NW winds 20 to 30 kt. Seas 6 to 8 ft. .SUN...N winds 20 to 30 kt. Seas 7 to 10 ft. .SUN NIGHT...N winds 15 to 25 kt. Seas 7 to 10 ft. Gulf of Mexico E of 87W .TODAY...NE winds 10 to 20 kt. Seas 3 to 4 ft. .TONIGHT...NE winds 10 to 20 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 20 kt. Seas 3 to 5 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...SE winds 15 to 25 kt. Seas 6 to 8 ft. .SUN...SW winds 15 to 25 kt. Seas 6 to 9 ft. .SUN NIGHT...NW winds 15 to 25 kt. Seas 8 to 11 ft.