000 FZNT32 KNHC 221431 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1031 AM EDT Tue May 22 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 ridge over the northern Gulf coast will shift east through mid week ahead of a developing low pressure area expected to emerge off the coast of Yucatan Thu night. The low will move slowly N and approach the N central Gulf coast by Sat evening, bringing fresh to strong winds and building seas to the eastern Gulf. Gulf of Mexico N of 26N W of 87W .THIS AFTERNOON...E winds less than 10 kt. Seas 3 ft. .TONIGHT...E winds 10 kt. Seas 3 ft. .WED...E winds 10 kt. Seas 3 ft. .WED NIGHT...E winds 10 kt. Seas 3 ft. .THU...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...NW winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...W winds 10 to 15 kt. Seas 4 to 6 ft. Gulf of Mexico from 22N to 26N W of 87W .THIS AFTERNOON...E winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED...E winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...NE winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...N winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .SAT...W winds less than 10 kt. Seas 3 to 5 ft. .SAT NIGHT...W winds less than 10 kt, shifting to S after midnight. Seas 3 to 5 ft. SW Gulf of Mexico S of 22N W of 87W .THIS AFTERNOON...E winds less than 10 kt. Seas 3 to 4 ft, subsiding to 2 ft or less. .TONIGHT...NE winds less than 10 kt within 60 nm of coast of Veracruz, and NE 10 to 15 kt elsewhere. Seas 2 to 3 ft. .WED...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 to 3 ft. .WED NIGHT...NE winds less than 10 kt within 60 nm of coast of Veracruz, and NE 10 to 15 kt elsewhere. Seas 2 to 3 ft. .THU...N winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...N winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 2 ft or less. .FRI...NW winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...N winds less than 10 kt. Seas 2 ft or less. .SAT...W winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...NW winds less than 10 kt, shifting to E after midnight. Seas 2 ft or less. Gulf of Mexico E of 87W .THIS AFTERNOON...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .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...E winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...SE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...S winds 15 to 25 kt. Seas 6 to 8 ft. .SAT...S winds 15 to 25 kt. Seas 6 to 8 ft. .SAT NIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft.