000 FZNT32 KNHC 171408 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1008 AM EDT Thu May 17 2018 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 trough extending southwest from the Florida Panhandle to the central gulf waters will gradually dissipate through Fri morning. A ridge will set up from the Florida Big Bend to the Texas Coastal Bend during the upcoming weekend, and then persist into early next week. Gulf of Mexico N of 26N W of 87W .THIS AFTERNOON...W winds less than 10 kt. Seas 2 ft or less. .TONIGHT...SW winds less than 10 kt. Seas 2 ft or less. .FRI...S winds less than 10 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .FRI NIGHT...S winds less than 10 kt, shifting to SE after midnight. Seas 3 to 4 ft. .SAT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. Gulf of Mexico from 22N to 26N W of 87W .THIS AFTERNOON...Variable winds less than 10 kt. Seas 2 ft or less. .TONIGHT...E winds less than 10 kt. Seas 2 ft or less. .FRI...SE winds less than 10 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...SE winds 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. SW Gulf of Mexico S of 22N W of 87W .THIS AFTERNOON...NE winds less than 10 kt. Seas 2 ft or less. .TONIGHT...E winds less than 10 kt within 60 nm of coast of Veracruz, and NE 10 to 15 kt elsewhere. Seas 2 ft or less, building to 3 ft after midnight. .FRI...SE winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. .SAT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. Gulf of Mexico E of 87W .THIS AFTERNOON...SW winds less than 10 kt. Seas 2 ft or less. .TONIGHT...S winds less than 10 kt. Seas 2 ft or less. .FRI...S winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .SAT...SE winds 10 kt. Seas 2 ft or less. .SAT NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. .SUN...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 kt. Seas 3 to 4 ft.