


Offshore Forecast
Issued by NWS
Issued by NWS
263 FZNT32 KNHC 302036 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 436 PM EDT Tue Sep 30 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...A weak low pressure and surface trough in the SW Gulf will continue to drift southwestward over the next couple of days and gradually dissipate. Fresh N-NE winds are forecast over the western and SW Gulf through Wed night. Moderate to fresh cyclonic winds will prevail across the eastern Gulf and Florida Straits through tonight. Otherwise, modest high pressure will lead to moderate or lighter north winds and slight to moderate seas through midweek. A stronger high pressure building southward through the eastern United States will lead to increasing NE winds, with fresh to strong winds and rough seas in the NE Gulf Thu through Sat. Fresh to strong NW winds will pulse off Veracruz late Thu and Fri. Gulf of America N of 26N W of 87W .TONIGHT...NE winds less than 10 kt. Seas 2 ft or less. .WED...N winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...E winds less than 10 kt. Seas 2 ft or less. .THU...NE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 ft or less, building to 3 ft in the afternoon. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...NE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 15 kt, shifting to SE in the afternoon. Seas 4 to 6 ft. .SUN NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. Gulf of America from 22N to 26N W of 87W .TONIGHT...NE winds 10 to 15 kt. Seas 3 ft. .WED...NE winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .WED NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less. .THU...NE winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less. .FRI...NE winds less than 10 kt. Seas 2 ft or less, building to 3 to 4 ft in the afternoon. .FRI NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .SAT...Variable winds less than 10 kt. Seas 3 to 5 ft. .SAT NIGHT...N winds less than 10 kt, shifting to E after midnight. Seas 3 to 5 ft. .SUN...SE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. SW Gulf of America S of 22N W of 87W .TONIGHT...Within 60 nm of coast of Veracruz, N winds 10 to 20 kt. Elsewhere, NW winds 10 to 15 kt, shifting to N after midnight. Seas 3 to 4 ft. .WED...NW winds 10 to 20 kt within 60 nm of coast of Veracruz, and SW less than 10 kt elsewhere. Seas 3 ft. .WED NIGHT...Within 60 nm of coast of Veracruz, N winds 10 to 20 kt. Elsewhere, N winds 10 to 15 kt, shifting to NE after midnight. Seas 3 to 4 ft. .THU...NW winds 10 to 20 kt within 60 nm of coast of Veracruz, and E less than 10 kt elsewhere. Seas 3 to 5 ft within 60 nm of coast of Veracruz, and 2 ft or less elsewhere. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...N winds less than 10 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .FRI NIGHT...N winds less than 10 kt. Seas 3 ft. .SAT...NW winds less than 10 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .SAT NIGHT...NE winds less than 10 kt. Seas 3 ft. .SUN...Variable winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .SUN NIGHT...NE winds less than 10 kt, shifting to E after midnight. Seas 2 ft or less. Gulf of America E of 87W .TONIGHT...N winds 10 to 15 kt. Seas 3 ft. .WED...N winds less than 10 kt. Seas 3 ft. .WED NIGHT...NE winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .THU...NE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .SUN...SE winds 10 kt. Seas 3 to 4 ft. .SUN NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.