000 FZNT32 KNHC 121510 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1110 AM EDT Tue Sep 12 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...Post-Tropical Cyclone Irma over northern Alabama will continue to track N NW and further inland through Thursday. A moderate W to NW flow over the northern waters will become a gentle S to SW flow on Wednesday. A weak pressure pattern will set up across the Gulf in the wake of Irma through the remainder of the week. Northerly swell over the NE and N Central waters will gradually subside through this evening. Gulf of Mexico N of 26N W of 87W .THIS AFTERNOON...NW winds 10 kt. Seas 4 to 6 ft. .TONIGHT...SW winds less than 10 kt. Seas 3 to 5 ft. .WED...SW winds 10 kt. Seas 2 ft or less. .WED NIGHT...S winds less than 10 kt. Seas 2 ft or less. .THU...S winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...Variable winds less than 10 kt, becoming SE 10 kt after midnight. Seas 2 ft or less. .FRI...SE winds 10 kt. Seas 2 ft or less. .FRI NIGHT...SE winds 10 kt. Seas 2 ft or less. .SAT...SE winds 10 kt. Seas 2 ft or less. .SAT NIGHT...E winds 10 kt. Seas 2 ft or less. Gulf of Mexico from 22N to 26N W of 87W .THIS AFTERNOON...NW winds less than 10 kt. Seas 5 to 7 ft. .TONIGHT...N winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 4 to 6 ft. .WED...SW winds less than 10 kt. Seas 3 to 4 ft in the morning, subsiding to 2 ft or less. .WED NIGHT...Variable winds less than 10 kt, becoming SE less than 10 kt after midnight. Seas 2 ft or less. .THU...S winds 10 kt. Seas 2 ft or less. .THU NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .FRI...SE winds 10 kt. Seas 2 ft or less. .FRI NIGHT...SE winds 10 to 15 kt. Seas 2 ft or less. .SAT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. SW Gulf of Mexico S of 22N W of 87W .THIS AFTERNOON...NW winds 10 to 15 kt within 60 nm of coast of Veracruz, and NW less than 10 kt elsewhere. Seas 4 to 6 ft. .TONIGHT...Within 60 nm of coast of Veracruz, N winds 10 to 15 kt in the evening, becoming variable winds less than 10 kt. Elsewhere, N winds less than 10 kt. Seas 3 to 5 ft. .WED...Variable winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .THU...SE winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...E winds less than 10 kt. Seas 2 ft or less. .FRI...SE winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...E winds less than 10 kt. Seas 2 ft or less. .SAT...E winds less than 10 kt. Seas 2 to 3 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft. Gulf of Mexico E of 87W .THIS AFTERNOON...W winds less than 10 kt. Seas 5 to 7 ft. .TONIGHT...S winds less than 10 kt. Seas 3 to 5 ft. .WED...S winds less than 10 kt. Seas 2 to 3 ft. .WED NIGHT...Variable winds less than 10 kt, becoming SE 10 kt after midnight. Seas 2 ft or less. .THU...S winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...Variable winds less than 10 kt, becoming SE less than 10 kt after midnight. Seas 2 ft or less. .FRI...E winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...E winds 10 kt. Seas 2 ft or less. .SAT...E winds 10 kt. Seas 2 ft or less. .SAT NIGHT...NE winds less than 10 kt. Seas 2 ft or less.