000 FZNT32 KNHC 180919 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 519 AM EDT Mon May 18 2020 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 cold front extends from 30N87W to 24N92W. The front will move eastward across the Gulf through Tue evening. Scattered showers and tstms are ahead of this front affecting the waters E of 87W. Another cold front will follow, which is forecast to stall along the northern Gulf Coast Wed through Fri. Elsewhere, smoke from fires in Mexico may reduce visibility at times in the Bay of Campeche for the next several days. Gulf of Mexico N of 26N W of 87W .TODAY...NW winds less than 10 kt. Seas 3 ft. .TONIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...SW winds less than 10 kt. Seas 3 ft. .TUE NIGHT...SW winds less than 10 kt, shifting to S after midnight. Seas 3 ft. .WED...S winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .THU...S winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. Gulf of Mexico from 22N to 26N W of 87W .TODAY...NE winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...NE winds less than 10 kt. Seas 3 ft. .TUE...SE winds less than 10 kt. Seas 3 ft. .TUE NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .WED...SE winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...SE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...SE 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, N winds less than 10 kt. Elsewhere, SE winds 10 to 15 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...E winds less than 10 kt within 60 nm of coast of Veracruz, and NE 10 to 15 kt elsewhere. Seas 2 ft or less, building to 3 ft after midnight. .TUE...Within 60 nm of coast of Veracruz, SE winds less than 10 kt. Elsewhere, E winds 10 to 15 kt, shifting to SE in the afternoon. Seas 3 ft in the morning, subsiding to 2 ft or less. .TUE NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. .WED...SE winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .THU...SE winds 10 to 20 kt. Seas 3 to 4 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...SE winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. Gulf of Mexico E of 87W .TODAY...S winds 10 to 15 kt. Seas 2 ft or less. .TONIGHT...SW winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. .TUE...W winds 10 kt. Seas 3 ft. .TUE NIGHT...SW winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .WED...S winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .WED NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .THU...SE winds 10 kt. Seas 3 ft. .THU NIGHT...SE 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. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 ft.