000 FZNT24 KNHC 200859 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 459 AM EDT Thu May 20 2021 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. GMZ001-202100- Synopsis for the Gulf of Mexico 459 AM EDT Thu May 20 2021 .SYNOPSIS...Strong to near severe thunderstorms are expected to continue across the NW and N central Gulf of Mexico tonight through Fri and will be capable of producing gale force winds and seas in excess of 12 ft. Meanwhile, a strong ridge stretching from eastern seaboard to the NE Gulf will continue to dominate the Gulf waters the remainder of the week. The pressure gradient between the ridge and deepening low pressure across the Southern Plains and northern Mexico will result in fresh to strong SE winds and high seas across the Gulf region tonight through Sat. Seas will peak 10 to 13 ft today through Fri in the Straits of Florida and 12 ft in the N central Gulf on Fri. $$ GMZ011-202100- NW Gulf including Stetson Bank- 459 AM EDT Thu May 20 2021 .TODAY...E to SE winds 15 to 20 kt. Seas 6 to 8 ft. Wind and seas higher near scattered tstms. .TONIGHT...E to SE winds 10 to 15 kt. Seas 5 to 7 ft. Scattered showers and isolated tstms. .FRI...E to SE winds 10 kt. Seas 5 to 7 ft. Scattered tstms. .FRI NIGHT...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated tstms. .SAT...E to SE winds 15 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...E to SE winds 15 to 20 kt. Seas 6 to 9 ft. .SUN...E to SE winds 15 to 20 kt. Seas 6 to 8 ft. .SUN NIGHT...E to SE winds 15 kt. Seas 5 to 7 ft. .MON...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...SE winds 15 kt. Seas 4 to 6 ft. $$ GMZ013-202100- N Central Gulf including Flower Garden Banks Marine Sanctuary- 459 AM EDT Thu May 20 2021 .TODAY...SE winds 20 to 25 kt. Seas 7 to 10 ft. Wind and seas higher near scattered to numerous tstms. .TONIGHT...E to SE winds 20 to 25 kt. Seas 7 to 10 ft. Scattered tstms. .FRI...W of 90W, E to SE winds 20 to 25 kt. Seas 7 to 10 ft. Elsewhere, E to SE winds 25 kt. Seas 9 to 12 ft. Numerous scattered tstms. .FRI NIGHT...E to SE winds 20 to 25 kt. Seas 7 to 10 ft. Scattered tstms. .SAT...E to SE winds 20 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft. .SUN...E to SE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 2 to 4 ft. $$ GMZ015-202100- NE Gulf N of 25N E of 87W- 459 AM EDT Thu May 20 2021 .TODAY...E winds 20 to 25 kt. Seas 6 to 9 ft. Scattered showers and isolated tstms. .TONIGHT...E to SE winds 20 to 25 kt. Seas 6 to 9 ft. .FRI...E winds 20 to 25 kt. Seas 8 to 12 ft. .FRI NIGHT...E winds 20 to 25 kt. Seas 7 to 11 ft. .SAT...E winds 15 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .MON...NE to E winds 10 kt. Seas 2 to 4 ft. .MON NIGHT...E winds 10 kt. Seas 2 to 4 ft. $$ GMZ017-202100- W Central Gulf from 22N to 26N W of 94W- 459 AM EDT Thu May 20 2021 .TODAY...NE to E winds 10 to 15 kt. Seas 8 to 12 ft in N swell early subsiding to 6 to 9 ft. Wind and seas higher near scattered tstms. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. Scattered tstms. .FRI...SE winds 10 kt in the morning, becoming variable less than 5 kt. Seas 4 to 6 ft. .FRI NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. Scattered showers and isolated tstms. .SAT...E to SE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .SUN...E to SE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. .MON...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. $$ GMZ019-202100- Central Gulf from 22N to 26N between 87W and 94W- 459 AM EDT Thu May 20 2021 .TODAY...E to SE winds 15 to 20 kt. Seas 6 to 8 ft. Wind and seas higher near scattered to numerous tstms. .TONIGHT...E winds 20 to 25 kt. Seas 6 to 9 ft. Scattered tstms. .FRI...SE winds 20 to 25 kt. Seas 6 to 9 ft S of 24N, and 9 to 12 ft elsewhere. Scattered showers and isolated tstms. .FRI NIGHT...E to SE winds 20 to 25 kt. Seas 7 to 11 ft. Numerous showers and scattered tstms. .SAT...E to SE winds 20 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft. .SUN...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .MON...E to SE winds 15 kt. Seas 4 to 6 ft. .MON NIGHT...E to SE winds 15 kt. Seas 3 to 5 ft. $$ GMZ021-202100- E Gulf from 22N to 25N E of 87W including Straits of Florida- 459 AM EDT Thu May 20 2021 .TODAY...E to SE winds 20 to 25 kt. Seas 6 to 9 ft except to 11 ft Straits of Florida. Scattered showers and isolated tstms. .TONIGHT...E winds 20 to 25 kt. Seas 6 to 9 ft except to 13 ft Straits of Florida. Scattered showers and isolated tstms. .FRI...E winds 20 to 25 kt. Seas 7 to 10 ft except to 12 ft Straits of Florida. Scattered showers and isolated tstms. .FRI NIGHT...E winds 20 to 25 kt. Seas 7 to 10 ft except to 11 ft Straits of Florida. .SAT...E winds 20 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 20 to 25 kt. Seas 5 to 7 ft. .SUN...E winds 15 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ023-202100- SW Gulf S of 22N W of 94W- 459 AM EDT Thu May 20 2021 .TODAY...NW winds 15 to 20 kt. Seas 3 to 5 ft. Scattered showers and isolated tstms. .TONIGHT...N to NE winds 10 to 15 kt, shifting to E to SE late. Seas 3 to 5 ft. Scattered showers and isolated tstms. .FRI...NE to E winds 10 kt. Seas 2 to 4 ft. .FRI NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated tstms. .SAT...NE to E winds 10 kt. Seas 3 to 5 ft. .SAT NIGHT...NE to E winds 10 kt. Seas 3 to 5 ft. .SUN...NE winds 10 kt. Seas 3 to 5 ft. .SUN NIGHT...NE to E winds 10 kt. Seas 3 to 5 ft. .MON...NE to E winds 10 kt. Seas 2 to 4 ft. .MON NIGHT...E winds 10 kt. Seas 2 to 4 ft. $$ GMZ025-202100- E Bay of Campeche including Campeche Bank- 459 AM EDT Thu May 20 2021 .TODAY...Within 60 nm of coast of Campeche, SE winds 15 to 20 kt in the morning, becoming variable less than 5 kt. Elsewhere, E to SE winds 15 to 20 kt. Seas 3 ft or less within 60 nm of coast of Campeche, and 3 to 5 ft elsewhere. Scattered showers and isolated tstms. .TONIGHT...E winds 15 to 20 kt. Within 60 nm of coast of Campeche, seas 3 ft or less, building to 2 to 4 ft late. Elsewhere, seas 3 to 5 ft. Scattered showers and isolated tstms. .FRI...Within 60 nm of coast of Campeche, SE winds 10 to 15 kt in the morning, becoming variable less than 5 kt. Elsewhere, E to SE winds 10 to 15 kt. Seas 3 ft or less within 60 nm of coast of Campeche, and 3 to 5 ft elsewhere. Scattered showers and isolated tstms. .FRI NIGHT...NE to E winds 15 to 20 kt. Within 60 nm of coast of Campeche, seas 3 ft or less, building to 2 to 4 ft late. Elsewhere, seas 3 to 5 ft. Scattered showers and isolated tstms. .SAT...E winds 15 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. .SUN...E winds 15 to 20 kt. Seas 2 to 4 ft. .SUN NIGHT...E winds 15 to 20 kt. Seas 2 to 4 ft. .MON...E winds 10 to 15 kt. Seas 2 to 4 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 2 to 4 ft. $$ Forecaster Stripling