Offshore Marine Forecast
000 FZNT24 KNHC 171447 OFFNT4 Offshore Waters Forecast for the Gulf of America NWS National Hurricane Center Miami, FL 1047 AM EDT Sun Aug 17 2025 Offshore Waters Forecast 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. GMZ001-180300- Synopsis for the Gulf of America 1047 AM EDT Sun Aug 17 2025 .SYNOPSIS...Weak high pressure across the area will allow for generally light to gentle winds and slight seas during the forecast period. $$ GMZ040-180300- NW Gulf of America including Stetson Bank- 1047 AM EDT Sun Aug 17 2025 .TODAY...Variable winds less than 5 kt. Seas 3 ft or less. .TONIGHT...E to SE winds 10 kt. Seas 3 ft or less. .MON...Variable winds less than 5 kt, becoming NE 10 kt in the afternoon. Seas 3 ft or less. .MON NIGHT...NE to E winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .TUE...Variable winds less than 5 kt, becoming NE 10 kt in the afternoon. Seas 3 ft or less. .TUE NIGHT...NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .WED...Variable winds less than 5 kt. Seas 3 ft or less. .WED NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .THU...Variable winds less than 5 kt. Seas 3 ft or less. .THU NIGHT...Variable winds less than 5 kt, becoming SE to S 10 kt late. Seas 3 ft or less. $$ GMZ041-180300- SW Louisiana Offshore Waters including Flower Garden Bank Marine Sanctuary- 1047 AM EDT Sun Aug 17 2025 .TODAY...N to NE winds 10 kt. Seas 3 ft or less. .TONIGHT...NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .MON...Variable winds less than 5 kt, becoming NE 10 kt in the afternoon. Seas 3 ft or less. .MON NIGHT...NE to E winds 10 kt. Seas 3 ft or less. .TUE...NE winds 10 kt. Seas 3 ft or less. .TUE NIGHT...NE winds 10 kt. Seas 3 ft or less. .WED...Variable winds less than 5 kt. Seas 3 ft or less. .WED NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .THU...Variable winds less than 5 kt. Seas 3 ft or less. .THU NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. $$ GMZ056-180300- N Central Gulf of America Offshore Waters- 1047 AM EDT Sun Aug 17 2025 .TODAY...N to NE winds 10 kt. Seas 3 ft or less. .TONIGHT...N to NE winds 10 kt. Seas 3 ft or less. .MON...NE winds 10 kt. Seas 3 ft or less. .MON NIGHT...NE to E winds 10 kt. Seas 3 ft or less. .TUE...NE winds 10 kt. Seas 3 ft or less. .TUE NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .WED...Variable winds less than 5 kt. Seas 3 ft or less. .WED NIGHT...Variable winds less than 5 kt, becoming S to SW 10 kt late. Seas 3 ft or less. .THU...SW winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .THU NIGHT...S to SW winds 10 kt. Seas 3 ft or less. $$ GMZ057-180300- NE Gulf of America N of 26N E of 87W- 1047 AM EDT Sun Aug 17 2025 .TODAY...W of 85W, N to NE winds 10 kt late in the morning, becoming variable less than 5 kt. E of 85W, variable winds less than 5 kt. Seas 3 ft or less. .TONIGHT...Variable winds less than 5 kt, becoming NE to E 10 kt late. Seas 3 ft or less. Scattered showers and isolated tstms. .MON...W of 85W, variable winds less than 5 kt, becoming NE 10 kt in the afternoon. E of 85W, variable winds less than 5 kt. Seas 3 ft or less. .MON NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .TUE...W of 85W, N to NE winds 10 kt in the morning, becoming variable less than 5 kt. E of 85W, variable winds less than 5 kt. Seas 3 ft or less. .TUE NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .WED...Variable winds less than 5 kt. Seas 3 ft or less. .WED NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .THU...Variable winds less than 5 kt. Seas 3 ft or less. .THU NIGHT...SW winds 10 kt. Seas 3 ft or less. $$ GMZ058-180300- W Central Gulf of America from 22N to 26N W of 94W- 1047 AM EDT Sun Aug 17 2025 .TODAY...SE winds 10 kt late in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .TONIGHT...E winds 10 kt. Seas 3 ft or less. .MON...Variable winds less than 5 kt, becoming NE to E 10 kt in the afternoon. Seas 3 ft or less. .MON NIGHT...NE to E winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .TUE...Variable winds less than 5 kt. Seas 3 ft or less. .TUE NIGHT...NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .WED...Variable winds less than 5 kt. Seas 3 ft or less. .WED NIGHT...E winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .THU...Variable winds less than 5 kt. Seas 3 ft or less. .THU NIGHT...E winds 10 kt, shifting to SE to S late. Seas 3 ft or less. $$ GMZ045-180300- W Central Gulf of America from 22N to 26N between 91W and 94W- 1047 AM EDT Sun Aug 17 2025 .TODAY...S of 24N, variable winds less than 5 kt. N of 24N, variable winds less than 5 kt, becoming NE 10 kt in the afternoon. Seas 3 ft or less. Scattered showers and isolated tstms. .TONIGHT...NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .MON...Variable winds less than 5 kt, becoming NE to E 10 kt in the afternoon. Seas 3 ft or less. Scattered showers and isolated tstms. .MON NIGHT...NE to E winds 10 kt. Seas 3 ft or less. .TUE...Variable winds less than 5 kt. Seas 3 ft or less. .TUE NIGHT...N to NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .WED...Variable winds less than 5 kt. Seas 3 ft or less. .WED NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .THU...Variable winds less than 5 kt. Seas 3 ft or less. .THU NIGHT...Variable winds less than 5 kt, becoming SE to S 10 kt late. Seas 3 ft or less. $$ GMZ046-180300- Central Gulf of America from 22N to 26N between 87W and 91W- 1047 AM EDT Sun Aug 17 2025 .TODAY...Variable winds less than 5 kt, becoming NE 10 kt in the afternoon. Seas 3 ft or less. Scattered showers and isolated tstms. .TONIGHT...NE winds 10 kt. Seas 3 ft or less. .MON...Variable winds less than 5 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .MON NIGHT...NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .TUE...Variable winds less than 5 kt. Seas 3 ft or less. .TUE NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .WED...S of 24N, S winds 10 kt in the morning, becoming variable less than 5 kt. N of 24N, variable winds less than 5 kt. Seas 3 ft or less. .WED NIGHT...S of 24N, NE to E winds 10 kt, shifting to SE to S late. N of 24N, variable winds less than 5 kt, becoming S 10 kt late. Seas 3 ft or less. .THU...S winds 10 kt. Seas 3 ft or less. .THU NIGHT...SE to S winds 10 kt. Seas 3 ft or less. $$ GMZ047-180300- SE Gulf of America from 22N to 26N E of 87W including Straits of Florida- 1047 AM EDT Sun Aug 17 2025 .TODAY...Variable winds less than 5 kt, becoming NE 10 kt in the afternoon. Seas 3 ft or less. .TONIGHT...NE winds 10 kt. Seas 3 ft or less. .MON...Variable winds less than 5 kt. Seas 3 ft or less. .MON NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .TUE...Variable winds less than 5 kt. Seas 3 ft or less. .TUE NIGHT...N winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .WED...Variable winds less than 5 kt, becoming W 10 kt in the afternoon. Seas 3 ft or less. .WED NIGHT...Variable winds less than 5 kt, becoming S to SW 10 kt late. Seas 3 ft or less. .THU...SW winds 10 kt. Seas 3 ft or less. .THU NIGHT...S winds 10 kt. Seas 3 ft or less. $$ GMZ048-180300- SW Gulf of America S of 22N W of 94W- 1047 AM EDT Sun Aug 17 2025 .TODAY...Variable winds less than 5 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .TONIGHT...NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .MON...Variable winds less than 5 kt. Seas 3 ft or less. .MON NIGHT...N to NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .TUE...Variable winds less than 5 kt. Seas 3 ft or less. .TUE NIGHT...N to NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .WED...Variable winds less than 5 kt. Seas 3 ft or less. .WED NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .THU...Variable winds less than 5 kt. Seas 3 ft or less. .THU NIGHT...E winds 10 kt, shifting to SE late. Seas 3 ft or less. $$ GMZ049-180300- Central Bay of Campeche- 1047 AM EDT Sun Aug 17 2025 .TODAY...Variable winds less than 5 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .TONIGHT...NE winds 10 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .MON...Variable winds less than 5 kt. Seas 3 ft or less. .MON NIGHT...NE winds 10 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .TUE...Variable winds less than 5 kt. Seas 3 ft or less. .TUE NIGHT...N to NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .WED...Variable winds less than 5 kt. Seas 3 ft or less. .WED NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .THU...Variable winds less than 5 kt. Seas 3 ft or less. .THU NIGHT...E winds 10 kt. Seas 3 ft or less. $$ GMZ050-180300- E Bay of Campeche including Campeche Bank- 1047 AM EDT Sun Aug 17 2025 .TODAY...Variable winds less than 5 kt. Seas 3 ft or less. .TONIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less. Isolated tstms. .MON...Variable winds less than 5 kt. Seas 3 ft or less. .MON NIGHT...N to NE winds 10 kt, shifting to E late. Seas 3 ft or less. Scattered showers and isolated tstms. .TUE...Variable winds less than 5 kt. Seas 3 ft or less. .TUE NIGHT...N winds 10 kt, shifting to E late. Seas 3 ft or less. .WED...W of 90W, variable winds less than 5 kt. E of 90W, SE to S winds 10 kt, shifting to N to NE in the afternoon. Seas 3 ft or less. .WED NIGHT...N to NE winds 10 kt, shifting to E late. Seas 3 ft or less. .THU...W of 90W, SE winds 10 kt in the morning, becoming variable less than 5 kt. E of 90W, SE to S winds 10 kt, shifting to NE in the afternoon. Seas 3 ft or less. .THU NIGHT...NE winds 10 kt, shifting to E to SE late. Seas 3 ft or less. $$ Forecaster Stripling