000 FZNT32 KNHC 020918 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 518 AM EDT Thu Nov 2 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...Moderate to fresh southerly flow over the NW Gulf between ridging over the northern Gulf and lower pressure over Texas and northern Mexico will diminish as the ridge builds over the eastern Gulf through Fri. A pair of troughs will move into the Bahamas and central Caribbean, tightening the pressure gradient by late week and resulting in moderate to fresh winds and seas to 5 ft over the SE and S central Gulf by Sat. Gulf of Mexico N of 26N W of 87W .TODAY...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...SE winds 10 kt. Seas 3 to 4 ft. .FRI NIGHT...SE winds less than 10 kt. Seas 3 ft. .SAT...SE winds less than 10 kt. Seas 3 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 ft. .SUN...SE winds less than 10 kt. Seas 3 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 ft. .MON...SE winds less than 10 kt. Seas 3 ft. .MON NIGHT...E winds less than 10 kt. Seas 3 ft. Gulf of Mexico from 22N to 26N W of 87W .TODAY...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .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 less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. SW Gulf of Mexico S of 22N W of 87W .TODAY...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .SAT NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .SUN...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 ft in the morning, subsiding to 2 ft or less. .SUN NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 to 3 ft. .MON...E winds 10 to 15 kt. Seas 2 to 3 ft. .MON NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less, building to 3 ft after midnight. Gulf of Mexico E of 87W .TODAY...E winds 10 to 15 kt. Seas 3 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .MON...NE winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft.