000 FZNT32 KNHC 090919 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 419 AM EST Thu Mar 9 2023 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 cold front extending across the Florida Straits will reach Havana, Cuba later this morning before dissipating tonight. Fresh easterly winds will briefly follow the front. Another cold front is forecast to enter the Gulf region Fri and move over the northern Gulf waters by Fri night, reaching from near Tampa Bay, FL to Galveston, TX by Sat morning before dissipating late Sat. A third cold front will likely enter the NW Gulf Sun night into Mon. Fresh to strong winds and building seas are expected in the wake of this front. Gulf of Mexico N of 26N W of 87W .TODAY...SE winds less than 10 kt. Seas 2 ft or less. .TONIGHT...SE winds less than 10 kt. Seas 2 ft or less. .FRI...Variable winds less than 10 kt, becoming SW less than 10 kt in the afternoon. Seas 2 ft or less. .FRI NIGHT...E winds less than 10 kt. Seas 2 ft or less. .SAT...E winds less than 10 kt, shifting to SE in the afternoon. Seas 2 ft or less, building to 3 ft in the afternoon. .SAT NIGHT...S winds 10 to 15 kt. Seas 3 ft. .SUN...S winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...SW winds 10 to 15 kt, shifting to NW after midnight. Seas 3 to 4 ft. .MON...NE winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. Gulf of Mexico from 22N to 26N W of 87W .TODAY...SE winds 10 to 15 kt. Seas 3 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 to 4 ft. .FRI NIGHT...E winds less than 10 kt. Seas 3 ft. .SAT...SE winds 10 to 15 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .SAT NIGHT...SE winds 10 to 15 kt. Seas 3 ft. .SUN...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .MON...E winds less than 10 kt. Seas 3 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. SW Gulf of Mexico S of 22N W of 87W .TODAY...Within 60 nm of coast of Veracruz, E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Elsewhere, E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds less than 10 kt within 60 nm of coast of Veracruz, and E 10 to 20 kt elsewhere. Seas 3 to 4 ft. .FRI...Within 60 nm of coast of Veracruz, NE winds less than 10 kt. Elsewhere, SE winds 10 to 15 kt, shifting to E in the afternoon. Seas 3 to 4 ft. .FRI NIGHT...E winds less than 10 kt within 60 nm of coast of Veracruz, and NE 10 to 15 kt elsewhere. Seas 3 to 4 ft. .SAT...SE winds 10 to 15 kt, shifting to E in the afternoon. Seas 3 ft in the morning, subsiding to 2 ft or less. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 ft. .SUN...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. .MON...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. .MON NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. Gulf of Mexico E of 87W .TODAY...E winds 10 to 15 kt. Seas 3 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...S winds 10 to 15 kt, shifting to SW in the afternoon. Seas 3 to 4 ft. .FRI NIGHT...NW winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .SAT...N winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .SUN...SE winds less than 10 kt, shifting to S in the afternoon. Seas 2 ft or less. .SUN NIGHT...S winds 10 to 15 kt. Seas 2 ft or less. .MON...SW winds less than 10 kt. Seas 2 ft or less. .MON NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft.