


Offshore Forecast
Issued by NWS
Issued by NWS
682 FZNT24 KNHC 210730 OFFNT4 Offshore Waters Forecast for the Gulf of America NWS National Hurricane Center Miami, FL 330 AM EDT Thu Aug 21 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. GMZ001-211930- Synopsis for the Gulf of America 330 AM EDT Thu Aug 21 2025 .SYNOPSIS...A weak pressure pattern will continue over the area through the period maintaining relatively quiet marine conditions. Moderate to locally fresh northeast to southeast winds will be possible over the south-central Gulf each afternoon and evening through this weekend as a trough develops over the Yucatan Peninsula and moves westward. $$ GMZ040-211930- NW Gulf of America including Stetson Bank- 330 AM EDT Thu Aug 21 2025 .TODAY...Variable winds less than 5 kt. Seas 3 ft or less. Isolated showers and thunderstorms. .TONIGHT...Variable winds less than 5 kt. Seas 3 ft or less. Isolated showers and thunderstorms. .FRI...Variable winds less than 5 kt. Seas 3 ft or less. Isolated showers and thunderstorms. .FRI NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. Isolated showers and thunderstorms. .SAT...S to SW winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .SAT NIGHT...SE winds 10 kt. Seas 3 ft or less. .SUN...Variable winds less than 5 kt. Seas 3 ft or less. .SUN NIGHT...Variable winds less than 5 kt, becoming S 10 kt late. Seas 3 ft or less. .MON...Variable winds less than 5 kt. Seas 3 ft or less. .MON NIGHT...SE to S winds 10 kt. Seas 3 ft or less. $$ GMZ041-211930- SW Louisiana Offshore Waters including Flower Garden Bank Marine Sanctuary- 330 AM EDT Thu Aug 21 2025 .TODAY...Variable winds less than 5 kt. Seas 3 ft or less. Isolated showers and thunderstorms. .TONIGHT...Variable winds less than 5 kt. Seas 3 ft or less. Isolated showers and thunderstorms. .FRI...Variable winds less than 5 kt. Seas 3 ft or less. Isolated showers and thunderstorms. .FRI NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. Isolated showers and thunderstorms. .SAT...Variable winds less than 5 kt. Seas 3 ft or less. .SAT NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .SUN...Variable winds less than 5 kt. Seas 3 ft or less. .SUN NIGHT...Variable winds less than 5 kt, becoming S 10 kt late. 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, becoming S 10 kt late. Seas 3 ft or less. $$ GMZ056-211930- N Central Gulf of America Offshore Waters- 330 AM EDT Thu Aug 21 2025 .TODAY...Variable winds less than 5 kt W of 89W, and SW to W 10 kt E of 89W. Seas 3 ft or less. Isolated showers and thunderstorms. .TONIGHT...Variable winds less than 5 kt, becoming S to SW 10 kt late. Seas 3 ft or less. Isolated showers and thunderstorms. .FRI...SW winds 10 kt. Seas 3 ft or less. Isolated showers and thunderstorms. .FRI NIGHT...SW winds 10 kt. Seas 3 ft or less. Isolated showers and thunderstorms. .SAT...SW winds 10 kt. Seas 3 ft or less. .SAT NIGHT...Variable winds less than 5 kt, becoming SW 10 kt late. Seas 3 ft or less. .SUN...SW to W winds 10 kt. Seas 3 ft or less. .SUN NIGHT...Variable winds less than 5 kt W of 89W, and SW to W 10 kt E of 89W. Seas 3 ft or less. .MON...Variable winds less than 5 kt. Seas 3 ft or less. .MON NIGHT...W of 89W, variable winds less than 5 kt. E of 89W, variable winds less than 5 kt, becoming SW to W 10 kt late. Seas 3 ft or less. $$ GMZ057-211930- NE Gulf of America N of 26N E of 87W- 330 AM EDT Thu Aug 21 2025 .TODAY...SW to W winds 10 kt. Seas 3 ft or less. Isolated showers and thunderstorms. .TONIGHT...SW winds 10 kt. Seas 3 ft or less. Isolated showers and thunderstorms. .FRI...SW winds 10 to 15 kt. Seas 3 ft or less. Isolated showers and thunderstorms. .FRI NIGHT...SW winds 10 kt. Seas 3 ft or less. Isolated showers and thunderstorms. .SAT...SW to W winds 10 kt. Seas 3 ft or less. .SAT NIGHT...SW to W winds 10 kt. Seas 3 ft or less. .SUN...SW to W winds 10 kt. Seas 3 ft or less. .SUN NIGHT...W winds 10 kt. Seas 3 ft or less. .MON...W to NW winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .MON NIGHT...W winds 10 kt. Seas 3 ft or less. $$ GMZ058-211930- W Central Gulf of America from 22N to 26N W of 94W- 330 AM EDT Thu Aug 21 2025 .TODAY...Variable winds less than 5 kt. Seas 3 ft or less. .TONIGHT...E to SE winds 10 kt. Seas 3 ft or less. .FRI...SE to S winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .FRI NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .SAT...SE winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .SAT NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .SUN...SE winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .SUN NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .MON...SE winds 10 kt. Seas 3 ft or less. .MON NIGHT...E to SE winds 10 kt. Seas 3 ft or less. $$ GMZ045-211930- W Central Gulf of America from 22N to 26N between 91W and 94W- 330 AM EDT Thu Aug 21 2025 .TODAY...S of 24N, SE to 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. .TONIGHT...Variable winds less than 5 kt, becoming SE 10 kt late. Seas 3 ft or less. .FRI...SE to S winds 10 kt. Seas 3 ft or less. .FRI NIGHT...S of 24N, E winds 10 to 15 kt. N of 24N, variable winds less than 5 kt, becoming E to SE 10 kt late. Seas 3 ft or less. .SAT...S of 24N, SE winds 10 to 15 kt. N of 24N, SE to S winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .SAT NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. .SUN...SE to S winds 10 to 15 kt. Seas 2 to 4 ft. .SUN NIGHT...S of 24N, E winds 10 to 15 kt. N of 24N, variable winds less than 5 kt, becoming SE 10 kt late. Seas 2 to 4 ft. .MON...SE winds 10 to 15 kt. Seas 2 to 4 ft. .MON NIGHT...E winds 15 to 20 kt S of 24N, and E to SE 10 kt N of 24N. Seas 2 to 4 ft. $$ GMZ046-211930- Central Gulf of America from 22N to 26N between 87W and 91W- 330 AM EDT Thu Aug 21 2025 .TODAY...S to SW winds 10 kt. Seas 3 ft or less. .TONIGHT...S of 24N, E to SE winds 10 to 15 kt. N of 24N, variable winds less than 5 kt, becoming S 10 kt late. Seas 3 ft or less. .FRI...S winds 10 kt. Seas 3 ft or less. .FRI NIGHT...S of 24N, E to SE winds 10 to 15 kt. N of 24N, variable winds less than 5 kt, becoming SE to S 10 kt late. Seas 3 ft or less. .SAT...S winds 10 to 15 kt. Seas 3 ft or less. .SAT NIGHT...S of 24N, E to SE winds 10 to 15 kt. N of 24N, variable winds less than 5 kt, becoming SE to S 10 kt late. Seas 2 to 4 ft. .SUN...SE to S winds 10 to 15 kt. Seas 2 to 4 ft. .SUN NIGHT...S of 24N, E winds 10 to 15 kt. N of 24N, variable winds less than 5 kt, becoming SE to S 10 kt late. Seas 2 to 4 ft. .MON...S of 24N, E to SE winds 10 to 15 kt. N of 24N, SE to S winds 10 kt in the morning, becoming variable less than 5 kt. Seas 2 to 4 ft. .MON NIGHT...S of 24N, E winds 15 to 20 kt. Seas 3 to 5 ft late. N of 24N, variable winds less than 5 kt, becoming E to SE 10 kt late, Seas 3 ft or less late. Seas 3 ft or less in the evening. $$ GMZ047-211930- SE Gulf of America from 22N to 26N E of 87W including Straits of Florida- 330 AM EDT Thu Aug 21 2025 .TODAY...SW winds 10 kt. Seas 3 ft or less. .TONIGHT...Variable winds less than 5 kt, becoming S 10 kt late. Seas 3 ft or less. .FRI...S of 24N, S winds 10 kt in the morning, becoming variable less than 5 kt. N of 24N, S to SW winds 10 kt. Seas 3 ft or less. .FRI NIGHT...E to SE winds 10 kt S of 24N, and variable less than 5 kt N of 24N. Seas 3 ft or less. .SAT...S of 24N, SE winds 10 kt. N of 24N, S to SW winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .SAT NIGHT...E winds 10 kt S of 24N, and variable less than 5 kt N of 24N. Seas 3 ft or less. .SUN...S of 24N, E to SE winds 10 kt in the morning, becoming variable less than 5 kt. N of 24N, variable winds less than 5 kt, becoming S to SW 10 kt in the afternoon. Seas 3 ft or less. .SUN NIGHT...NE to E winds 10 kt S of 24N, and variable less than 5 kt N of 24N. Seas 3 ft or less. .MON...E winds 10 kt S of 24N, and variable less than 5 kt N of 24N. Seas 3 ft or less. .MON NIGHT...S of 24N, variable winds less than 5 kt, becoming NE to E 10 kt late. N of 24N, variable winds less than 5 kt. Seas 3 ft or less. $$ GMZ048-211930- SW Gulf of America S of 22N W of 94W- 330 AM EDT Thu Aug 21 2025 .TODAY...Variable winds less than 5 kt. Seas 3 ft or less. Scattered showers and isolated thunderstorms. .TONIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .FRI...S of 21N W of 95W, variable winds less than 5 kt. Elsewhere, SE winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .FRI NIGHT...NE to E winds 10 kt. Seas 3 ft or less. Scattered showers and isolated thunderstorms. .SAT...S of 21N W of 95W, E to SE winds 10 kt in the morning, becoming variable less than 5 kt. Elsewhere, E to SE winds 10 kt. Seas 3 ft or less. .SAT NIGHT...S of 21N W of 95W, E winds 10 kt in the evening, becoming variable less than 5 kt. Elsewhere, E winds 10 kt. Seas 3 ft or less. .SUN...E to SE winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .MON...E winds 10 kt. Seas 2 to 4 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. $$ GMZ049-211930- Central Bay of Campeche- 330 AM EDT Thu Aug 21 2025 .TODAY...E winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .TONIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated thunderstorms. .FRI...E to SE winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .FRI NIGHT...N to NE winds 10 kt, shifting to E late. Seas 3 ft or less. .SAT...SE winds 10 to 15 kt. Seas 3 ft or less. .SAT NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less. .SUN...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .SUN NIGHT...NE winds 15 to 20 kt. Seas 3 to 5 ft. .MON...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...NE to E winds 15 to 20 kt. Seas 3 to 5 ft. $$ GMZ050-211930- E Bay of Campeche including Campeche Bank- 330 AM EDT Thu Aug 21 2025 .TODAY...W of 90W, E to SE winds 10 kt in the morning, becoming variable less than 5 kt. E of 90W, SE to S winds 10 kt, shifting to NE in the afternoon. Seas 3 ft or less. .TONIGHT...N to NE winds 10 to 15 kt, shifting to E late. Seas 3 ft or less. .FRI...SE winds 10 kt. Seas 3 ft or less. .FRI NIGHT...N to NE winds 10 to 15 kt, shifting to E to SE late. Seas 3 ft or less. .SAT...SE winds 10 to 15 kt. Seas 3 ft or less. .SAT NIGHT...NE winds 15 to 20 kt, shifting to E to SE 10 to 15 kt late. Seas 2 to 4 ft. .SUN...SE winds 10 to 15 kt, shifting to NE in the afternoon. Seas 2 to 4 ft. .SUN NIGHT...NE to E winds 15 to 20 kt. Seas 3 to 5 ft. .MON...SE winds 10 to 15 kt, shifting to NE in the afternoon. Seas 3 to 5 ft. .MON NIGHT...NE winds 15 to 20 kt, shifting to E to SE late. Seas 3 to 5 ft. $$ Forecaster Aguirre