000 FZNT32 KNHC 242054 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 454 PM EDT Thu May 24 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 broad surface low over the Yucatan peninsula is expected to develop into a a tropical cyclone as it moves slowly northward through Monday. Gale conditions and seas around 12 ft are now expected starting Saturday afternoon in the SE Gulf, spreading northward and reaching the N central Gulf through Monday. Winds and seas will diminish on Tuesday. Gulf of Mexico N of 26N W of 87W ...GALE CONDITIONS POSSIBLE MONDAY... .TONIGHT...E winds 10 kt. Seas 3 to 4 ft. .FRI...E winds 10 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...N winds 10 to 20 kt. Seas 6 to 9 ft. .SUN NIGHT...W winds 20 to 30 kt. Seas 6 to 9 ft. .MON...W winds 20 to 35 kt. Seas 8 to 12 ft. .MON NIGHT...SW winds 15 to 25 kt. Seas 6 to 8 ft. .TUE...SW winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. Gulf of Mexico from 22N to 26N W of 87W .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...NW winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...NW winds 10 to 15 kt, shifting to S after midnight. Seas 3 to 5 ft. .MON...SW winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...S winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. SW Gulf of Mexico S of 22N W of 87W .TONIGHT...Within 60 nm of coast of Veracruz, NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Elsewhere, NE winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. .FRI...Within 60 nm of coast of Veracruz, N winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Elsewhere, N winds 10 to 15 kt. Seas 2 ft or less. .FRI NIGHT...Within 60 nm of coast of Veracruz, N winds 10 to 15 kt, shifting to NE after midnight. Elsewhere, NE winds 10 to 15 kt. Seas 3 ft. .SAT...N winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...N winds 10 to 15 kt, shifting to NE after midnight. Seas 2 ft or less. .SUN...NW winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...E winds less than 10 kt. Seas 2 ft or less. .MON...SE winds less than 10 kt. Seas 2 ft or less. .MON NIGHT...E winds less than 10 kt. Seas 2 ft or less. .TUE...SE winds less than 10 kt. Seas 2 ft or less. .TUE NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. Gulf of Mexico E of 87W ...GALE WARNING... .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...SE winds 20 to 30 kt. Seas 7 to 10 ft. .SAT NIGHT...SE winds 20 to 35 kt. Seas 8 to 12 ft. .SUN...S winds 20 to 30 kt. Seas 8 to 11 ft. .SUN NIGHT...S winds 20 to 30 kt. Seas 7 to 10 ft. .MON...S winds 15 to 25 kt. Seas 6 to 9 ft. .MON NIGHT...S winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...S winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft.