042 FZNT27 KNHC 210923 OFFN06 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 523 AM EDT Sat Jul 21 2018 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... .SYNOPSIS...High pressure ridging will prevail along 25N through early next week. A surface trough extending from the Florida Big Bend to near 28N84W will slide east of the gulf by tonight. Another surface trough will move into the NE gulf early next week. A surface trough will move off the Yucatan Peninsula into the Bay of Campeche each evening, accompanied by fresh nocturnal winds. Northwest Gulf of Mexico .TODAY...SW winds 10 to 15 kt. Seas 2 ft or less. .TONIGHT...S to SW winds 10 to 15 kt. Seas 2 ft or less. .SUN...SW to W winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft. .SUN NIGHT...SW winds 15 to 20 kt. Seas 3 ft, subsiding to 2 ft or less, then, building to 3 to 4 ft late. .MON...SW to W winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...SW to W winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...W to NW winds 10 to 15 kt. Seas 3 ft. .TUE NIGHT...W to NW winds 10 to 15 kt. Seas 3 ft. .WED...NW to N winds 5 to 10 kt. Seas 2 ft or less. .WED NIGHT...N winds 5 to 10 kt, shifting to S to SW late. Seas 2 ft or less. North Central and Northeast Gulf of Mexico .TODAY...W winds 10 to 15 kt. Seas 2 ft or less. Scattered showers and isolated thunderstorms. .TONIGHT...W winds 15 to 20 kt. Seas 2 ft or less, building to 3 ft late. .SUN...W winds 15 to 20 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .SUN NIGHT...W winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .MON...W to NW winds 15 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...W winds 15 to 20 kt. Seas 3 to 5 ft. .TUE...W to NW winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...W winds 10 to 15 kt. Seas 3 to 4 ft. .WED...SW to W winds 5 to 10 kt. Seas 2 ft or less. .WED NIGHT...SW winds 5 to 10 kt. Seas 2 ft or less.