000 FZNT32 KNHC 190306 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1106 PM EDT Thu Jul 18 2024 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...High pressure will extend from the western Atlantic into the northern Gulf of Mexico through early next week, supporting mainly gentle winds and slight seas. Unstable atmospheric conditions with periods of active weather will persist across the northern Gulf through Fri as an upper trough continues to the N of the basin. Gulf of Mexico N of 26N W of 87W .OVERNIGHT...Variable winds less than 10 kt, becoming S 10 kt after midnight. Seas 2 ft or less. .FRI...S winds 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...Variable winds less than 10 kt, becoming SE 10 kt after midnight. Seas 2 ft or less. .SAT...S winds less than 10 kt. 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, shifting to SE in the afternoon. Seas 2 ft or less. .SUN NIGHT...SE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 ft. .MON...SE winds 10 kt. Seas 3 to 4 ft. .MON NIGHT...SE winds 10 kt. Seas 3 ft. .TUE...S winds 10 kt. Seas 3 ft. .TUE NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. Gulf of Mexico from 22N to 26N W of 87W .OVERNIGHT...SE winds less than 10 kt. Seas 2 ft or less. .FRI...SE winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...E winds less than 10 kt, shifting to SE 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...E winds less than 10 kt, shifting to SE after midnight. Seas 2 ft or less, building to 3 to 4 ft after midnight. .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 3 to 4 ft. .MON...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. SW Gulf of Mexico S of 22N W of 87W .OVERNIGHT...E winds less than 10 kt within 60 nm of coast of Veracruz, and E 10 to 15 kt elsewhere. Seas 3 ft. .FRI...NE winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .FRI NIGHT...Within 60 nm of coast of Veracruz, NE winds less than 10 kt. Elsewhere, NE winds less than 10 kt, shifting to E after midnight. Seas 2 ft or less, building to 3 ft after midnight. .SAT...Within 60 nm of coast of Veracruz, Variable winds less than 10 kt. Elsewhere, 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...NE winds less than 10 kt, shifting to E after midnight. Seas 2 ft or less, building to 3 ft after midnight. .SUN...SE winds 10 to 15 kt, shifting to E in the afternoon. Seas 3 to 4 ft in the morning, subsiding to 2 ft or less. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 ft. .MON...SE winds 10 to 15 kt, shifting to E in the afternoon. Seas 3 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Gulf of Mexico E of 87W .OVERNIGHT...SE winds less than 10 kt. Seas 2 ft or less. .FRI...SE winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...Variable winds less than 10 kt, becoming SE 10 kt after midnight. Seas 2 ft or less. .SAT...SE winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less, building to 3 ft after midnight. .SUN...E winds 10 to 15 kt. Seas 3 ft. .SUN NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 ft. .MON...SE winds 10 kt. Seas 3 to 4 ft. .MON NIGHT...SE winds 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .TUE...SE winds 10 kt. Seas 2 ft or less. .TUE NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft.