000 FZNT32 KNHC 151522 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1122 AM EDT Thu Mar 15 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...High pressure will prevail over the forecast waters through Sunday before retreating eastward. This will enable a cold front to move into the NW Gulf Monday. The front will extend from near the Florida panhandle to Tampico, Mexico Mon evening. Gulf of Mexico N of 26N W of 87W .THIS AFTERNOON...SE winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .TONIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...S winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...S winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...S winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .MON...SW winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. Gulf of Mexico from 22N to 26N W of 87W .THIS AFTERNOON...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...SE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 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 4 ft. .SUN NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .MON...SE winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. SW Gulf of Mexico S of 22N W of 87W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...SE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON...SE winds 10 to 20 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. Gulf of Mexico E of 87W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 ft. .FRI...SE 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. .FRI NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .SAT...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 2 ft or less. .SAT NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .SUN...S winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .MON...S winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft in the afternoon. .MON NIGHT...SW winds 10 to 15 kt. Seas 3 ft.