257 FZNT32 KNHC 240321 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1021 PM EST Sat Dec 23 2023 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...Moderate winds and seas across the north- central and northeastern Gulf will increase tonight between high pressure over the Carolinas and a complex low and cold front moving from the southern Rockies into the southern Plains. A warm front will develop ahead of the low and move northward across the northwest Gulf tonight into Sun. Winds may reach near- gale Sun night over the northeast Gulf, with seas building to 12 ft. The cold front will move off the Texas coast into the northwest Gulf Sun night, reaching from Louisiana to Tampico, Mexico early Mon, from northern Florida to Veracruz, Mexico early Tue, and then move southeast of the Gulf early Wed. High pressure will build in the wake of the front. Gulf of Mexico N of 26N W of 87W .TONIGHT...SE winds 15 to 25 kt. Seas 6 to 9 ft. .SUN...S winds 15 to 25 kt. Seas 6 to 9 ft. .SUN NIGHT...SW winds 10 to 20 kt. Seas 7 to 10 ft. .MON...NW winds 10 to 15 kt. Seas 6 to 8 ft. .MON NIGHT...N winds 10 to 15 kt. Seas 4 to 5 ft. .TUE...N winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...N winds 10 kt. Seas 3 to 4 ft. .WED...NW winds 10 to 15 kt. Seas 3 ft. .WED NIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. .THU...W winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...W winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 4 to 6 ft. Gulf of Mexico from 22N to 26N W of 87W .TONIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...S winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft. .MON...NW winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .WED...N winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...N winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .THU...NW winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 4 ft. .THU NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. SW Gulf of Mexico S of 22N W of 87W .TONIGHT...Within 60 nm of coast of Veracruz, SE winds 10 to 15 kt. Elsewhere, E winds less than 10 kt, shifting to SE after midnight. Seas 3 to 4 ft. .SUN...Within 60 nm of coast of Veracruz, S winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Elsewhere, SE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds less than 10 kt. Seas 3 ft. .MON...NW winds less than 10 kt. Seas 2 ft or less. .MON NIGHT...N winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. .TUE...N winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .WED...N winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. .THU...N winds 10 to 15 kt, shifting to NE in the afternoon. Seas 4 to 6 ft. .THU NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. Gulf of Mexico E of 87W .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...SE winds 15 to 25 kt. Seas 6 to 8 ft. .SUN NIGHT...SE winds 15 to 25 kt. Seas 6 to 9 ft. .MON...S winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...SW winds less than 10 kt. Seas 4 to 6 ft. .TUE...N winds less than 10 kt. Seas 3 to 4 ft in the morning, subsiding to 2 ft or less. .TUE NIGHT...N winds less than 10 kt. Seas 2 ft or less. .WED...N winds 10 to 15 kt. Seas 2 ft or less, building to 3 to 4 ft in the afternoon. .WED NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .THU...NW winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...NW winds 10 to 20 kt. Seas 4 to 6 ft.