000 FZNT32 KNHC 301422 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1022 AM EDT Thu Sep 30 2021 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 weak ridge of high pressure will persist north of the Gulf through Fri night, supporting tranquil conditions. Stronger higher pressure will build across the region Sat and Sun, allowing winds and seas to increase over the SE Gulf. Quiescent condition will prevail over the entire Gulf of Mexico beginning again on Mon. Gulf of Mexico N of 26N W of 87W .THIS AFTERNOON...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI AND FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT THROUGH SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...Variable winds less than 10 kt. Seas 3 to 4 ft. Gulf of Mexico from 22N to 26N W of 87W .THIS AFTERNOON...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI AND FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT THROUGH MON...NE winds 10 to 15 kt. Seas 3 to 5 ft. SW Gulf of Mexico S of 22N W of 87W .THIS AFTERNOON...Within 60 nm of coast of Veracruz, SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Elsewhere, SE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...SE winds less than 10 kt within 60 nm of coast of Veracruz, and E 10 to 15 kt elsewhere. Seas 3 to 4 ft. .FRI AND FRI NIGHT...E winds less than 10 kt within 60 nm of coast of Veracruz, and E 10 to 15 kt elsewhere. Seas 3 to 4 ft. .SAT THROUGH MON...NE winds 10 to 15 kt. Seas 3 to 4 ft. Gulf of Mexico E of 87W .THIS AFTERNOON...E winds 10 kt. Seas 3 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI AND FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT THROUGH MON...E winds 10 to 15 kt. Seas 3 to 5 ft.