121 FZNT27 KNHC 181458 OFFN06 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 1058 AM EDT Wed Jul 18 2018 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... .SYNOPSIS...Weak high pressure ridge across the Gulf along 25N will continue throughout the week. Active convection is expected across the northern Gulf during the next several days. 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 .THIS AFTERNOON...SW to W winds 10 to 15 kt. Seas 3 ft. Scattered showers and chance of thunderstorms. .TONIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers and isolated thunderstorms. .THU...SW winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers and isolated thunderstorms. .THU NIGHT...S to SW winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...SW winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...S to SW winds 10 to 15 kt. Seas 3 ft. .SAT...S to SW winds 10 to 15 kt. Seas 3 ft. .SAT NIGHT...S to SW winds 10 to 15 kt. Seas 3 ft. .SUN...SW winds 10 to 15 kt. Seas 3 ft. .SUN NIGHT...SW winds 15 to 20 kt. Seas 3 to 4 ft. North Central and Northeast Gulf of Mexico .THIS AFTERNOON...W winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers and isolated thunderstorms. .TONIGHT...SW to W winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers and isolated thunderstorms. .THU...SW to W winds 10 to 15 kt. Seas 3 to 4 ft. thunderstorms likely. .THU NIGHT...SW to W winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers and isolated thunderstorms. .FRI...SW to W winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...SW to W winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...SW to W winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...SW to W winds 15 to 20 kt. Seas 3 to 5 ft. .SUN...W winds 15 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...W winds 15 to 20 kt. Seas 4 to 6 ft.