964 FZNT24 KNHC 211503 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 1103 AM EDT Mon Aug 21 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. GMZ001-220315- Synopsis for the Gulf of Mexico 1103 AM EDT Mon Aug 21 2023 .SYNOPSIS...Potential Tropical Cyclone Nine is near 25.0N 89.9W at 11 AM EDT, and is moving west at 14 kt. Maximum sustained winds are 25 kt with gusts to 35 kt, and the minimum central pressure is 1008 mb. Potential Tropical Cyclone Nine will move to near 25.5N 92.8W this evening, near 26.6N 96.8W Tue morning with maximum sustained winds 40 kt with gusts 50 kt, then become a remnant low inland near 27.8N 100.1W Tue evening, and dissipate Wed morning. Expect numerous showers and thunderstorms with strong gusty winds well in advance of this system. Conditions will gradually improve in the wake of Potential Cyclone Nine as high pressure builds in over the area. $$ GMZ040-220315- NW Gulf including Stetson Bank- 1103 AM EDT Mon Aug 21 2023 ...TROPICAL STORM WARNING... .TODAY...NE winds 15 to 20 kt. Seas 2 to 4 ft. Scattered thunderstorms. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. NE to E winds 20 to 25 kt, increasing to 30 to 35 kt late. Seas 6 to 9 ft, building to 10 to 15 ft late. Numerous squalls and thunderstorms. .TUE...TROPICAL STORM CONDITIONS EXPECTED. S of 27N, SE winds 25 to 30 kt, becoming E to SE 15 to 20 kt in the afternoon. N of 27N, E to SE winds 35 to 40 kt, diminishing to 15 to 20 kt in the afternoon. Seas 7 to 11 ft in E swell. Scattered to numerous showers and thunderstorms. .TUE NIGHT...E to SE winds 10 to 15 kt. Seas 5 to 7 ft in E swell. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .THU...NE winds 10 kt. Seas 2 to 4 ft. .THU NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .FRI...Variable winds less than 5 kt, becoming NE 10 kt in the afternoon. Seas 3 ft or less. $$ GMZ041-220315- SW Louisiana Offshore Waters including Flower Garden Bank Marine Sanctuary- 1103 AM EDT Mon Aug 21 2023 ...TROPICAL STORM WARNING... .TODAY...NE to E winds 20 to 25 kt. Seas 6 to 8 ft. Scattered showers and isolated thunderstorms. .TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. W of 92W, E winds 30 to 35 kt. Seas 9 to 14 ft. E of 92W, E to SE winds 25 to 30 kt, diminishing to 20 kt late. Seas 8 to 12 ft, subsiding to 7 to 10 ft in E swell. Scattered showers and isolated thunderstorms. .TUE...E to SE winds 15 to 20 kt. Seas 6 to 8 ft in E swell. .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 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 to SE winds 10 kt. Seas 2 to 4 ft. .FRI...NE winds 10 kt. Seas 3 ft or less. $$ GMZ056-220315- N Central Gulf Offshore Waters- 1103 AM EDT Mon Aug 21 2023 .TODAY...E to SE winds 20 to 25 kt. Seas 6 to 9 ft in E to SE swell. Scattered showers and isolated thunderstorm. .TONIGHT...E to SE winds 20 to 25 kt. Seas 6 to 9 ft in E to SE swell. .TUE...E winds 15 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .THU...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .FRI...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. $$ GMZ057-220315- NE Gulf N of 26N E of 87W- 1103 AM EDT Mon Aug 21 2023 .TODAY...E winds 15 to 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 15 to 20 kt. Seas 4 to 6 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 15 to 20 kt. Seas 2 to 4 ft. .FRI...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. $$ GMZ058-220315- W Central Gulf from 22N to 26N W of 94W- 1103 AM EDT Mon Aug 21 2023 .TODAY...N to NE winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated thunderstorms. .TONIGHT...W of 96W, N 10 kt late. N to NE winds 15 to 20 kt. E of 96W, SE to S late. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .TUE...S to SW winds 15 to 20 kt, shifting to E in the afternoon. Seas 5 to 7 ft. Scattered showers and isolated thunderstorms. .TUE NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .WED...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .WED NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...NE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 kt. Seas 2 to 4 ft. $$ GMZ045-220315- W Central Gulf from 22N to 26N between 91W and 94W- 1103 AM EDT Mon Aug 21 2023 .TODAY...NE winds 10 to 15 kt. Seas 2 to 4 ft. Scattered showers and isolated thunderstorms. .TONIGHT...E to SE winds 15 to 20 kt S of 24N, and E to SE 20 to 25 kt N of 24N. Seas 5 to 7 ft in NE swell. Scattered showers and isolated thunderstorms. .TUE...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated thunderstorms. .TUE NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .WED...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...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. $$ GMZ046-220315- Central Gulf from 22N to 26N between 87W and 91W- 1103 AM EDT Mon Aug 21 2023 .TODAY...SE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .TONIGHT...E winds 20 to 25 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .TUE...E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .TUE NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .WED...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .THU...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ047-220315- SE Gulf from 22N to 26N E of 87W including Straits of Florida- 1103 AM EDT Mon Aug 21 2023 .TODAY...E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .TONIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .TUE...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .TUE NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .WED...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .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 15 to 20 kt. Seas 3 to 5 ft. $$ GMZ048-220315- SW Gulf S of 22N W of 94W- 1103 AM EDT Mon Aug 21 2023 .TODAY...NW to N winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated thunderstorms. .TONIGHT...NW to N winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated thunderstorms. .TUE...NW to N winds 10 kt. Seas 3 ft or less. .TUE NIGHT...NE winds 10 to 15 kt. Seas 2 to 4 ft. Scattered showers and isolated thunderstorms. .WED...N to NE winds 10 to 15 kt. Seas 2 to 4 ft. Scattered showers and isolated thunderstorms. .WED NIGHT...N to NE winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .THU...N to NE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...N to NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...N winds 15 to 20 kt. Seas 4 to 6 ft. $$ GMZ049-220315- Central Bay of Campeche- 1103 AM EDT Mon Aug 21 2023 .TODAY...NW to N winds 10 kt. Seas 3 ft or less. .TONIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. .TUE...SE winds 10 kt, shifting to NE to E in the afternoon. Seas 2 to 4 ft. Scattered showers and isolated thunderstorms. .TUE NIGHT...NE winds 10 to 15 kt. Seas 2 to 4 ft. Scattered showers and isolated thunderstorms. .WED...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .WED NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .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...N to NE winds 10 kt. Seas 2 to 4 ft. $$ GMZ050-220315- E Bay of Campeche including Campeche Bank- 1103 AM EDT Mon Aug 21 2023 .TODAY...SE to S winds 10 kt. Seas 3 ft or less. Scattered showers and isolated thunderstorms. .TONIGHT...NE to E winds 15 to 20 kt. Seas 2 to 4 ft. Scattered showers and isolated thunderstorms. .TUE...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .TUE NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. Scattered showers and isolated thunderstorms. .WED...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .THU...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 kt. Seas 3 to 4 ft. $$ Forecaster Aguirre