000 FZNT24 KNHC 201509 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 1009 AM EST Mon Nov 20 2017 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. GMZ001-210315- Synopsis for the Gulf of Mexico 1009 AM EST Mon Nov 20 2017 .SYNOPSIS...A cold front is crossing the basin from the Florida Straits to 22N90W, then stalls to 18N94W. Gale-force winds have diminished this morning, leaving the Bay of Campeche with moderate to fresh winds and seas to 10 ft. These conditions will dissipate by tonight. A low pressure will form over the NE Gulf by mid week and shift NE across Florida Thu and Fri. The associated cold front will reintroduce gales to the coast of Mexico near Veracruz on Wed night and Thu. $$ GMZ011-210315- NW Gulf including Stetson Bank- 1009 AM EST Mon Nov 20 2017 .TODAY...E winds 5 to 10 kt. Seas 3 to 5 ft. .TONIGHT...SE winds 5 to 10 kt. Seas 3 to 4 ft. .TUE...SE winds 5 to 10 kt. Seas 3 ft in the morning, becoming 2 ft or less. .TUE NIGHT...NE to E winds 10 to 15 kt. Seas 2 ft or less, becoming 3 ft late. Scattered showers and isolated thunderstorms. .WED...N to NE winds 15 to 20 kt. Seas 3 to 5 ft, building to 5 to 6 ft in the afternoon. .WED NIGHT...N winds 20 to 25 kt. Seas 5 to 7 ft. .THU...N winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...N winds 5 to 10 kt, shifting to W in the afternoon. Seas 3 to 4 ft in NE to E swell. .FRI NIGHT...S to SW winds 5 to 10 kt. Seas 2 ft or less. $$ GMZ013-210315- N Central Gulf including Flower Garden Banks Marine Sanctuary- 1009 AM EST Mon Nov 20 2017 .TODAY...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 5 to 10 kt. Seas 3 to 4 ft. .TUE...E winds 5 to 10 kt. Seas 3 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers and isolated thunderstorms. .WED...N to NE winds 15 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...N winds 20 to 25 kt. Seas 5 to 7 ft. .THU...N winds 15 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...N winds 15 to 20 kt. Seas 5 to 7 ft. .FRI...N to NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NW to N winds 5 to 10 kt. Seas 3 to 4 ft in the evening, becoming 2 ft or less. $$ GMZ015-210315- NE Gulf N of 25N E of 87W- 1009 AM EST Mon Nov 20 2017 .TODAY...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. .TUE...SE winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .TUE NIGHT...N to NE winds 5 to 10 kt S of 27N, and NE to E 15 to 20 kt elsewhere. Seas 3 to 4 ft. Scattered showers and isolated thunderstorms. .WED...NE to E winds 10 to 15 kt, shifting to NW in the afternoon. Seas 3 ft. .WED NIGHT...N winds 15 to 20 kt, shifting to S to SW 10 to 15 kt late. Seas 3 to 4 ft. .THU...NW winds 15 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...N winds 15 to 20 kt. Seas 5 to 7 ft. .FRI...N to NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 4 ft. $$ GMZ017-210315- W Central Gulf from 22N to 26N W of 94W- 1009 AM EST Mon Nov 20 2017 .TODAY...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .TUE...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds 5 to 10 kt, shifting to NE late. Seas 3 ft. .WED...N winds 20 to 25 kt. Seas 3 to 4 ft, building to 6 to 8 ft in the afternoon. .WED NIGHT...N winds 20 to 25 kt. Seas 7 to 10 ft in N swell. .THU...N winds 15 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...N winds 15 to 20 kt. Seas 5 to 7 ft. .FRI...NW to N winds 5 to 10 kt. Seas 4 to 6 ft in NE swell. .FRI NIGHT...E winds 5 to 10 kt, shifting to SE to S 10 to 15 kt late. Seas 3 to 4 ft. $$ GMZ019-210315- Central Gulf from 22N to 26N between 87W and 94W- 1009 AM EST Mon Nov 20 2017 .TODAY...NE to E winds 15 to 20 kt. Seas 6 to 8 ft. Scattered showers and isolated thunderstorms. .TONIGHT...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .TUE...E to SE winds 10 to 15 kt S of 24N, and E to SE less than 5 kt elsewhere. Seas 3 to 4 ft. Scattered showers and isolated thunderstorms. .TUE NIGHT...NE winds 5 to 10 kt. Seas 3 ft. .WED...N winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...N winds 15 to 20 kt. Seas 4 to 6 ft. .THU...N winds 15 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...NW to N winds 15 to 20 kt. Seas 6 to 8 ft. .FRI...N winds 10 to 15 kt. Seas 5 to 6 ft. .FRI NIGHT...N winds 5 to 10 kt. Seas 3 to 5 ft. $$ GMZ021-210315- E Gulf from 22N to 25N E of 87W including Straits of Florida- 1009 AM EST Mon Nov 20 2017 .TODAY...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .TUE...SE to S winds 5 to 10 kt, shifting to NW in the afternoon. Seas 3 to 4 ft. Scattered showers and isolated thunderstorms. .TUE NIGHT...N to NE winds 5 to 10 kt. Seas 2 ft or less. .WED...E winds less than 5 kt, shifting to W to NW in the afternoon. Seas 2 ft or less. .WED NIGHT...W winds 5 to 10 kt. Seas 2 ft or less. .THU...W winds 10 to 15 kt. Seas 2 ft or less, becoming 3 to 5 ft in the afternoon. .THU NIGHT...NW winds 15 to 20 kt. Seas 5 to 7 ft. .FRI...NW to N winds 10 to 15 kt. Seas 5 to 6 ft. .FRI NIGHT...NW to N winds 5 to 10 kt. Seas 3 to 5 ft. $$ GMZ023-210315- SW Gulf S of 22N W of 94W- 1009 AM EST Mon Nov 20 2017 ...GALE CONDITIONS POSSIBLE... .TODAY...NW to N winds 20 to 25 kt. Seas 7 to 10 ft in N swell. Scattered showers and isolated thunderstorms. .TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...NE winds 5 to 10 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds less than 5 kt, shifting to SW to W late. Seas 3 ft in N to NE swell. .WED...NW to N winds 20 to 25 kt. Seas 3 ft, building to 5 to 7 ft in the afternoon. .WED NIGHT...NW to N winds 20 to 30 kt within 60 nm of coast of Veracruz. Elsewhere, NW to N winds 15 to 25 kt. Seas 8 to 11 ft in N swell. .THU...NW to N winds 20 to 25 kt. Seas 7 to 10 ft in N swell. .THU NIGHT...NW to N winds 15 to 20 kt. Seas 6 to 9 ft. .FRI...NW to N winds 15 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...N to NE winds 5 to 10 kt, shifting to E to SE late. Seas 3 to 5 ft in N to NE swell. $$ GMZ025-210315- E Bay of Campeche including Campeche Bank- 1009 AM EST Mon Nov 20 2017 .TODAY...Within 60 nm of coast of Campeche, E winds less than 5 kt, shifting to SW in the afternoon. Elsewhere, E to SE winds 10 to 15 kt, shifting to SW to W 5 to 10 kt in the afternoon. Seas 5 to 7 ft in NW to N swell. .TONIGHT...N to NE winds 5 to 10 kt, shifting to SE late. Seas 4 to 6 ft in N swell. .TUE...S to SW winds less than 5 kt. Seas 3 to 4 ft in N to NE swell. .TUE NIGHT...E winds less than 5 kt. Seas 3 ft in N to NE swell. .WED...W to NW winds 10 to 15 kt. Seas 2 ft or less, becoming 3 to 4 ft in the afternoon. .WED NIGHT...NW to N winds 15 to 20 kt. Seas 4 to 6 ft. .THU...N winds 15 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft in N swell. .FRI...N winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...N winds 5 to 10 kt. Seas 3 to 5 ft. $$ Forecaster ERA