904 FZNT32 KNHC 090905 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 405 AM EST Thu Dec 9 2021 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 weak cold front extending over the northern Gulf will dissipate today. A ridge will build westward across the basin, with a high pressure cell remaining over the eastern Gulf. Moderate to fresh southerly return flow will set-up across the western and central Gulf on Fri and Sat, ahead of the next cold front forecast to enter the NW Gulf by Sat morning. Fresh to strong northerly winds and building seas are expected in the wake of the front through Sat night. Gulf of Mexico N of 26N W of 87W .TODAY...S winds 10 to 15 kt. Seas 2 ft or less, building to 3 to 4 ft in the afternoon. .TONIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...S winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...S winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...S winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Gulf of Mexico from 22N to 26N W of 87W .TODAY...SE winds 10 to 15 kt. Seas 3 ft. .TONIGHT...SE 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 3 to 5 ft. .SAT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 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. SW Gulf of Mexico S of 22N W of 87W .TODAY...SE winds less than 10 kt within 60 nm of coast of Veracruz, and SE 10 to 15 kt elsewhere. Seas 3 ft in the morning, subsiding to 2 ft or less. .TONIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. .FRI...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...SE winds 10 to 20 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. Seas 3 to 4 ft. .SUN...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. Gulf of Mexico E of 87W .TODAY...SE winds less than 10 kt. Seas 2 ft or less. .TONIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .FRI...SE winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.