FZNT27 KNHC 181347 OFFN06 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 947 AM EDT Mon May 18 2026 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... .SYNOPSIS...High pressure over the western Atlantic will extend a ridge over and just north of the Gulf through late week. Expect moderate to fresh SE winds over the western Gulf early this week between the high pressure and lower pressure over Mexico. Also expect fresh to strong wind pulses off the northwest Yucatan peninsula during the evenings through mid-week. Northwest Gulf of America .THIS AFTERNOON...SE winds 15 to 20 kt in the afternoon. Seas 5 to 7 ft. .TONIGHT...SE winds 15 to 20 kt. Seas 5 to 7 ft. .TUE...SE winds 15 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. Chance of showers. .WED...SE winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...SE to S winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...SE to S winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...SE to S winds 10 to 15 kt. Seas 3 to 4 ft. North Central and Northeast Gulf of America .THIS AFTERNOON...E to SE winds 10 to 15 kt in the afternoon. Seas 3 to 4 ft. .TONIGHT...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .WED...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. .WED NIGHT...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. .THU...SE winds 5 to 10 kt. Seas 3 ft. .THU NIGHT...SE winds 5 to 10 kt. Seas 2 ft or less. .FRI...SE winds 5 to 10 kt. Seas 2 ft or less. .FRI NIGHT...SE winds 5 to 10 kt. Seas 2 ft or less.