


Offshore Forecast
Issued by NWS
Issued by NWS
941 FZNT32 KNHC 021911 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 311 PM EDT Tue Sep 2 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 nearly stationary front extending from south Florida to near Corpus Christi, Texas will gradually dissipate through Wed. Then, a frontal trough will likely persist over the east- central Gulf through Fri. This system will continue to generate scattered to numerous showers and thunderstorms, mainly across the northern half of the basin. Elsewhere, a weak pressure gradient in place will maintain gentle to moderate winds with slight to locally moderate seas through Sun. Looking ahead, winds may increase to fresh speeds across the NW Gulf by Sun night. Gulf of America N of 26N W of 87W .TONIGHT...E winds less than 10 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...E winds less than 10 kt. Seas 2 ft or less. .THU...Variable winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...E winds less than 10 kt. Seas 2 ft or less. .FRI...SE winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .SAT...S winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .SUN...S winds 10 to 15 kt. Seas 2 ft or less. .SUN NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. Gulf of America from 22N to 26N W of 87W .TONIGHT...NW winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 2 ft or less. .WED...W winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...NW winds less than 10 kt, shifting to SW after midnight. Seas 2 ft or less. .THU...W winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...N winds less than 10 kt, shifting to SE after midnight. Seas 2 ft or less. .FRI...S winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...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. Seas 2 ft or less. .SAT NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .SUN...SE winds 10 to 15 kt. Seas 2 ft or less. .SUN NIGHT...SE winds 10 to 15 kt. Seas 2 ft or less. SW Gulf of America S of 22N W of 87W .TONIGHT...NE winds less than 10 kt. Seas 2 ft or less. .WED...SE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .THU...SE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...NE winds less than 10 kt, shifting to E after midnight. Seas 2 ft or less. .FRI...SE winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...E 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. Seas 2 ft or less. .SAT NIGHT...E winds 10 to 15 kt. Seas 2 ft or less. .SUN...SE winds 10 to 15 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .SUN NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. Gulf of America E of 87W .TONIGHT...NW winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .WED...SW winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...S winds less than 10 kt. Seas 2 ft or less. .THU...S winds less than 10 kt, shifting to SW in the afternoon. Seas 2 ft or less. .THU NIGHT...S winds less than 10 kt. Seas 2 ft or less. .FRI...SW winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...SW winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 2 ft or less. .SAT...Variable winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .SUN...Variable winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...NE winds less than 10 kt. Seas 2 ft or less.