000 FZNT27 KNHC 182019 OFFN06 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 419 PM EDT Tue Jul 18 2017 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... .SYNOPSIS...A thermal trough will develop over the Yucatan Peninsula each afternoon into each evening, move W across the SW gulf waters during the overnight hours, and dissipate by late each morning accompanied by fresh to locally strong winds. Otherwise, weak high pressure will persist across the northern gulf waters through Sun night. Northwest Gulf of Mexico .TONIGHT...SE to S winds 10 to 15 kt. Seas 2 ft or less. .WED...S winds 5 to 10 kt, shifting to E to SE in the afternoon. Seas 2 ft or less. .WED NIGHT...SE to S winds 5 to 10 kt. Seas 2 ft or less. .THU...SE winds 5 to 10 kt. Seas 2 ft or less. .THU NIGHT...SE to S winds 10 to 15 kt. Seas 2 ft or less. .FRI...SE to S winds 10 to 15 kt. Seas 2 ft or less. .FRI NIGHT...SE to S winds 10 to 15 kt. Seas 2 ft or less. .SAT...SE to S winds 10 to 15 kt. Seas 2 ft or less. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. .SUN...S winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...SE to S winds 15 to 20 kt. Seas 3 to 5 ft. North Central and Northeast Gulf of Mexico .TONIGHT...S to SW winds 5 to 10 kt. Seas 2 ft or less. .WED...W to NW winds 5 to 10 kt, shifting to NE in the afternoon. Seas 2 ft or less. .WED NIGHT...SW to W winds 5 to 10 kt. Seas 2 ft or less. .THU...N winds 5 to 10 kt. Seas 2 ft or less. .THU NIGHT...W winds 5 to 10 kt. Seas 2 ft or less. .FRI...NW to N winds 5 to 10 kt, shifting to NE in the afternoon. Seas 2 ft or less. .FRI NIGHT...S to SW winds 5 to 10 kt. Seas 2 ft or less. .SAT...W to NW winds 5 to 10 kt, shifting to S to SW in the afternoon. Seas 2 ft or less. .SAT NIGHT...S to SW winds 5 to 10 kt. Seas 2 ft or less. .SUN...S to SW winds 5 to 10 kt. Seas 2 ft or less. .SUN NIGHT...S winds 5 to 10 kt. Seas 2 ft or less.