000 FZNT32 KNHC 111535 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL Issued by National Weather Service OCEAN PREDICTION CENTER WASHINGTON DC 1030 AM EST Mon Dec 11 2017 Marine Weather HF Voice Broadcast 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. Synopsis for the Gulf of Mexico .SYNOPSIS...A ridge axis will meander from SE Texas to the Straits of Florida this week, except shifting S across the Yucatan Peninsula during the middle of the week. A cold front will move across the N-Central and E Gulf waters on Tue. A second cold front will move into the N-Central Gulf on Thu, and move E across the NE Gulf waters on Fri. Gulf of Mexico N of 26N W of 87W .TODAY...NW winds less than 10 kt. Seas 2 ft or less. .TONIGHT...W winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less, building to 3 ft after midnight. .TUE...NW winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .WED...N winds 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...Variable winds less than 10 kt, becoming SW less than 10 kt after midnight. Seas 2 ft or less. .THU...SW winds 10 kt. Seas 2 ft or less. .THU NIGHT...W winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .FRI...N winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. Gulf of Mexico from 22N to 26N W of 87W .TODAY...N winds less than 10 kt. Seas 2 ft or less. .TONIGHT...NW winds less than 10 kt. Seas 2 ft or less. .TUE...NW winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .TUE NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .WED...N winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...Variable winds less than 10 kt, becoming SE less than 10 kt after midnight. Seas 3 ft. .THU...S winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .THU NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .FRI...N winds 10 to 20 kt. Seas 2 ft or less, building to 3 to 4 ft in the afternoon. .FRI NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. SW Gulf of Mexico S of 22N W of 87W .TODAY...NW winds 10 to 15 kt within 60 nm of coast of Veracruz, and NE less than 10 kt elsewhere. Seas 3 to 5 ft. .TONIGHT...Within 60 nm of coast of Veracruz, N winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Elsewhere, NE winds less than 10 kt. Seas 3 to 4 ft. .TUE...N winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 ft or less, building to 3 ft in the afternoon. .TUE NIGHT...Within 60 nm of coast of Veracruz, N winds 10 to 15 kt. Elsewhere, N winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 ft. .WED...N winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .WED NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .THU...SE winds less than 10 kt. Seas 3 ft. .THU NIGHT...E winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .FRI...N winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. Gulf of Mexico E of 87W .TODAY...N winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...N winds less than 10 kt, shifting to NW after midnight. Seas 3 to 4 ft. .TUE...NW winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...NW winds 10 to 20 kt. Seas 5 to 7 ft. .WED...N winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .WED NIGHT...N winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 3 to 4 ft. .THU...Variable winds less than 10 kt, becoming S less than 10 kt in the afternoon. Seas 2 ft or less, building to 3 ft in the afternoon. .THU NIGHT...S winds less than 10 kt, shifting to SW after midnight. Seas 2 ft or less, building to 3 ft after midnight. .FRI...W winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 3 to 5 ft.