FZNT32 KNHC 122013 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 313 PM EST Fri Dec 12 2025 Marine Weather HF Voice Broadcast for the Gulf of America 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...Weak high pressure located over north Florida will slide eastward and into the Atlantic through Sat to produce moderate to occasionally fresh E to SE winds across the S and W Gulf. Otherwise, moderate or weaker winds and slight seas are expected over the remainder of the basin through Sat. The next cold front is expected to enter the northern Gulf on Sun morning, bringing increasing winds and building seas behind the front. The front is expected to reach the south-central Gulf along 24N/25N by Mon morning, and move south of the basin Mon night. Gulf of America N of 26N W of 87W .TONIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .SAT...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 2 ft or less. .SAT NIGHT...SE winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 2 ft or less. .SUN...NE winds less than 10 kt, increasing to 15 to 25 kt in the afternoon. Seas 2 ft or less, building to 4 to 6 ft in the afternoon. .SUN NIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .MON...NE winds 10 to 15 kt. Seas 6 to 9 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .WED...SE winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. Gulf of America from 22N to 26N W of 87W .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 ft. .SUN...NE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 4 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .MON...NE winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. SW Gulf of America S of 22N W of 87W .TONIGHT...SE 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...Within 60 nm of coast of Veracruz, SE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Elsewhere, E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .SAT NIGHT...E winds less than 10 kt within 60 nm of coast of Veracruz, and E 10 to 15 kt elsewhere. Seas 3 ft. .SUN...Within 60 nm of coast of Veracruz, Variable winds less than 10 kt, becoming NE 10 to 15 kt in the afternoon. Elsewhere, NE winds 10 to 15 kt. Seas 2 ft or less. .SUN NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .MON...NE winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. Gulf of America E of 87W .TONIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. .SAT...E winds 10 to 15 kt. Seas 3 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 ft. .SUN...NE winds less than 10 kt, shifting to N in the afternoon. Seas 3 ft. .SUN NIGHT...NE winds 15 to 25 kt. Seas 5 to 7 ft. .MON...NE winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.