690 FZNT32 KNHC 241456 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1056 AM EDT Tue Jul 24 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...A cold front over the northern waters will continue to drift SE today before stalling and weakening to a trough by Thu. Elsewhere, a surface trough will move off the Yucatan Peninsula into the Bay of Campeche each evening, accompanied by fresh nocturnal winds. Gulf of Mexico N of 26N W of 87W .THIS AFTERNOON...W winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...NW winds 10 to 15 kt, shifting to N after midnight. Seas 3 to 4 ft. .WED...N winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .WED NIGHT...E winds less than 10 kt. Seas 2 ft or less. .THU...Variable winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .FRI...Variable winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...Variable winds less than 10 kt, becoming SE less than 10 kt after midnight. Seas 2 ft or less. .SAT...SE 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, becoming SE less than 10 kt after midnight. Seas 2 ft or less. Gulf of Mexico from 22N to 26N W of 87W .THIS AFTERNOON...SW winds less than 10 kt. Seas 2 ft or less. .TONIGHT...SW winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. .WED...SW winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...E winds less than 10 kt. Seas 2 ft or less. .THU...SE winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...E 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. 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. SW Gulf of Mexico S of 22N W of 87W .THIS AFTERNOON...Within 60 nm of coast of Veracruz, SE winds less than 10 kt. Elsewhere, SE winds 10 to 15 kt, shifting to S in the afternoon. Seas 2 ft or less. .TONIGHT...E winds less than 10 kt. Seas 2 ft or less. .WED...SE winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...Within 60 nm of coast of Veracruz, E winds less than 10 kt. Elsewhere, NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .THU...E winds 10 to 15 kt, shifting to SE in the afternoon. Seas 2 ft or less. .THU NIGHT...NE winds less than 10 kt, shifting to E after midnight. Seas 2 ft or less. .FRI...E winds 10 to 15 kt. 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, building to 3 ft after midnight. .SAT...SE winds 10 to 15 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .SAT NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 to 4 ft after midnight. Gulf of Mexico E of 87W .THIS AFTERNOON...W winds less than 10 kt. Seas 3 to 5 ft. .TONIGHT...SW winds less than 10 kt. Seas 3 to 4 ft. .WED...SW winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...SW winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. .THU...SW winds 10 to 15 kt. Seas 3 ft. .THU NIGHT...SW winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 2 ft or less. .FRI...Variable winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .SAT...E winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...E winds less than 10 kt. Seas 2 ft or less.