000 FZNT32 KNHC 151516 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1016 AM EST Sat Dec 15 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 from extreme SW Florida and the central Florida Keys to western Cuba will move slowly E and exit the basin and the Straits of Florida tonight. Strong NW Winds and high seas behind the front will gradually diminish this afternoon through tonight, becoming light north winds Sun and Mon. Easterly flow will set up across the northern Gulf on Tue as weak low pressure develops over the SW gulf. Gulf of Mexico N of 26N W of 87W .TODAY...NW winds 15 to 20 kt. Seas 7 to 10 ft. .TONIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...N winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .MON...NE winds 10 kt. Seas 2 ft or less. .MON NIGHT...E winds 10 kt. Seas 2 ft or less. .TUE...E winds 10 to 15 kt. Seas 2 ft or less. .TUE NIGHT...SE winds 10 kt. Seas 2 ft or less. .WED...S winds 10 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .WED NIGHT...SW winds 10 to 15 kt. Seas 3 ft. Gulf of Mexico from 22N to 26N W of 87W .TODAY...NW winds 10 to 20 kt. Seas 7 to 10 ft. .TONIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...NW winds 10 to 15 kt, shifting to N in the afternoon. Seas 4 to 6 ft. .SUN NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .MON...N winds less than 10 kt. Seas 3 ft. .MON NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .TUE...SE winds less than 10 kt. Seas 2 ft or less. .TUE NIGHT...SE winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. .WED...S winds less than 10 kt. Seas 3 ft. .WED NIGHT...NE winds less than 10 kt, shifting to NW after midnight. Seas 3 ft. SW Gulf of Mexico S of 22N W of 87W .TODAY...NW winds 10 to 20 kt. Seas 7 to 10 ft. .TONIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...N winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .SUN NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .MON...N winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .MON NIGHT...NE winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 2 ft or less. .TUE...Variable winds less than 10 kt. Seas 2 ft or less. .TUE NIGHT...E winds 10 to 15 kt. Seas 2 ft or less. .WED...SE winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...NE winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 2 ft or less. Gulf of Mexico E of 87W .TODAY...W winds 10 to 15 kt. Seas 6 to 8 ft. .TONIGHT...NW winds 10 to 15 kt. Seas 6 to 8 ft. .SUN...NW winds 10 to 15 kt. Seas 5 to 6 ft. .SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .MON...N winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...N winds 10 to 15 kt. Seas 3 ft. .TUE...NE winds 10 kt. Seas 3 ft. .TUE NIGHT...E winds 10 kt. Seas 2 ft or less. .WED...SE winds 10 to 15 kt. Seas 2 ft or less. .WED NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.