000 FZNT24 KNHC 202144 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 544 PM EDT Sun Aug 20 2023 Offshore Waters Forecast for the Gulf of Mexico 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. GMZ001-210945- Synopsis for the Gulf of Mexico 544 PM EDT Sun Aug 20 2023 .SYNOPSIS...Moderate to fresh winds prevail over the eastern Gulf associated with a surface trough off the west coast of Florida. Showers and thunderstorms have increased this afternoon in association with with this trough. Additional development of this system is possible as it moves westward at about 15 to 20 kt, and a tropical depression could form as it approaches the western Gulf of Mexico coastline by Tuesday. This system has a medium chance of development in 48 hours and 7 days. Regardless of development, rough seas can be expected in the central and western Gulf on Mon through Tue. $$ GMZ040-210945- NW Gulf including Stetson Bank- 544 PM EDT Sun Aug 20 2023 .TONIGHT...E winds 10 kt. Seas 3 ft or less. .MON...NE winds 10 kt, shifting to NE to E 15 to 20 kt in the afternoon. Seas 3 ft or less, building to 3 to 5 ft in the afternoon. Numerous showers and scattered tstms. .MON NIGHT...E winds 20 to 30 kt. Seas 7 to 10 ft in NE to E swell. Numerous showers and scattered tstms. .TUE...E to SE winds 20 to 25 kt. Seas 7 to 11 ft in E swell. Scattered showers and isolated tstms. .TUE NIGHT...E to SE winds 10 to 15 kt. Seas 5 to 7 ft in E swell. .WED...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 kt in the evening, becoming variable less than 5 kt. Seas 2 to 4 ft. .THU...Variable winds less than 5 kt, becoming NE 10 kt in the afternoon. Seas 2 to 4 ft. .THU NIGHT...E to SE winds 10 kt. Seas 2 to 4 ft. .FRI...S of 27N, NE winds 10 kt in the afternoon. Variable winds less than 5 kt in the morning. N of 27N, variable less than 5 kt. Seas 2 to 4 ft. .FRI NIGHT...S of 27N, variable winds less than 5 kt. N of 27N, variable winds less than 5 kt, becoming S to SW 10 kt late. Seas 3 ft or less. $$ GMZ041-210945- SW Louisiana Offshore Waters including Flower Garden Bank Marine Sanctuary- 544 PM EDT Sun Aug 20 2023 .TONIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. Scattered showers and isolated tstms. .MON...E winds 20 to 25 kt. Seas 4 to 6 ft, building to 6 to 9 ft in E swell in the afternoon. Scattered tstms. .MON NIGHT...E to SE winds 20 to 25 kt. Seas 7 to 10 ft in E swell. Scattered showers and isolated tstms. .TUE...E to SE winds 15 to 20 kt. Seas 6 to 9 ft in E swell. Scattered showers and isolated tstms. .TUE NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. .WED...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...E to SE winds 10 kt. Seas 2 to 4 ft. .THU...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .THU NIGHT...E to SE winds 10 kt. Seas 2 to 4 ft. .FRI...NE winds 10 kt. Seas 2 to 4 ft. .FRI NIGHT...E winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less in SE swell. $$ GMZ056-210945- N Central Gulf Offshore Waters- 544 PM EDT Sun Aug 20 2023 .TONIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated tstms. .MON...E to SE winds 20 to 25 kt. Seas 6 to 9 ft in E to SE swell. Scattered showers and isolated tstms. .MON NIGHT...E to SE winds 15 to 20 kt. Seas 6 to 9 ft in E to SE swell. .TUE...E winds 15 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .THU...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .FRI...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ057-210945- NE Gulf N of 26N E of 87W- 544 PM EDT Sun Aug 20 2023 .TONIGHT...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated tstms. .MON...E winds 15 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .TUE...NE to E winds 15 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .THU...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .THU NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ058-210945- W Central Gulf from 22N to 26N W of 94W- 544 PM EDT Sun Aug 20 2023 .TONIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .MON...N to NE winds 10 to 15 kt. Seas 2 to 4 ft. Scattered showers and isolated tstms. .MON NIGHT...W of 96W, variable less than 5 kt. Winds N to NE winds 10 to 15 kt in the evening. E of 96W, SE winds late. Seas 3 to 5 ft, building to 6 to 9 ft in NE to E swell late. Scattered showers and isolated tstms. .TUE...W of 96W, W winds 10 kt, shifting to NE to E in the afternoon. E of 96W, SE winds 15 to 20 kt. Seas 6 to 8 ft in NE swell. Scattered showers and isolated tstms. .TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft in NE to E swell. .WED...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...NE winds 10 kt. Seas 3 to 5 ft. .THU NIGHT...NE to E winds 10 kt. Seas 3 to 5 ft. .FRI...NE winds 10 kt. Seas 3 to 5 ft. .FRI NIGHT...W of 96W, NE to E winds 10 kt in the evening, becoming variable less than 5 kt. E of 96W, NE to E winds 10 kt. Seas 2 to 4 ft. $$ GMZ045-210945- W Central Gulf from 22N to 26N between 91W and 94W- 544 PM EDT Sun Aug 20 2023 .TONIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. Scattered showers and isolated tstms. .MON...Variable winds less than 5 kt S of 24N, and NE 10 to 15 kt N of 24N. Seas 4 to 6 ft. Scattered showers and isolated tstms. .MON NIGHT...S of 24N, E winds 10 kt, shifting to E to SE 15 to 20 kt late. N of 24N, E to SE winds 20 to 25 kt. Seas 6 to 9 ft in NE swell. Scattered showers and isolated tstms. .TUE...E to SE winds 15 to 20 kt. Seas 6 to 8 ft in NE to E swell. Scattered showers and isolated tstms. .TUE NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .WED...E winds 15 kt. Seas 4 to 6 ft. .WED NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .THU...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ046-210945- Central Gulf from 22N to 26N between 87W and 91W- 544 PM EDT Sun Aug 20 2023 .TONIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. Scattered showers and isolated tstms. .MON...SE winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated tstms. .MON NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft. .TUE...E winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated tstms. .TUE NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .WED...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .THU...NE to E winds 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ047-210945- SE Gulf from 22N to 26N E of 87W including Straits of Florida- 544 PM EDT Sun Aug 20 2023 .TONIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated tstms. .MON...E winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated tstms. .MON NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .TUE...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. .WED...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .THU...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE to E winds 15 to 20 kt. Seas 3 to 5 ft. .FRI...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ048-210945- SW Gulf S of 22N W of 94W- 544 PM EDT Sun Aug 20 2023 .TONIGHT...N winds 10 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .MON...NW to N winds 10 to 15 kt. Seas 2 to 4 ft. Scattered showers and isolated tstms. .MON NIGHT...S of 21N W of 95W, NW to N winds 10 to 15 kt. Elsewhere, N winds 10 kt in the evening, becoming variable less than 5 kt. Seas 2 to 4 ft. Scattered showers and isolated tstms. .TUE...NW to N winds 10 kt. Seas 2 to 4 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .WED...N to NE winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...N to NE winds 10 to 15 kt. Seas 3 to 5 ft. .THU...N winds 15 to 20 kt S of 21N W of 95W, and N to NE 10 kt elsewhere. Seas 3 to 5 ft. .THU NIGHT...N to NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...N winds 10 to 15 kt. Seas 2 to 4 ft. .FRI NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ049-210945- Central Bay of Campeche- 544 PM EDT Sun Aug 20 2023 .TONIGHT...N to NE winds 10 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .MON...S of 20N, NW winds 10 kt. N of 20N, variable winds less than 5 kt, becoming N 10 kt in the afternoon. Seas 3 ft or less. .MON NIGHT...N winds 10 kt, shifting to NE to E late. Seas 3 ft or less. .TUE...Variable winds less than 5 kt S of 20N, and E to SE 10 kt N of 20N. Seas 3 to 5 ft. Scattered showers and isolated tstms. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .WED...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft. .THU...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 kt. Seas 2 to 4 ft. .FRI NIGHT...S of 20N, N winds 10 kt in the evening, becoming variable less than 5 kt. N of 20N, NE winds 10 kt. Seas 2 to 4 ft. $$ GMZ050-210945- E Bay of Campeche including Campeche Bank- 544 PM EDT Sun Aug 20 2023 .TONIGHT...N to NE winds 10 to 15 kt, shifting to E late. Seas 3 ft or less. Scattered showers and isolated tstms. .MON...W of 90W, SE winds 10 kt in the morning, becoming variable less than 5 kt. E of 90W, SE to S winds 10 kt, shifting to NE to E in the afternoon. Seas 3 ft or less. .MON NIGHT...W of 90W, N to NE winds 10 kt, shifting to E late. E of 90W, E winds 15 to 20 kt. Seas 2 to 4 ft. Scattered showers and isolated tstms. .TUE...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .THU...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...E winds 10 kt. Seas 2 to 4 ft. .FRI NIGHT...NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 2 to 4 ft in NE swell. $$ Forecaster AKR