000 FZNT32 KNHC 072002 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 402 PM EDT Sat Apr 7 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 has reached the NW Gulf, and will extend from the Florida Panhandle to the north-central Gulf near 28N90W to Tampico, Mexico this evening, and from Tampa Bay to the SW Gulf near Veracruz, Mexico by Sun morning. Then, the front will become nearly stationary and weaken from near Sarasota Florida to Tampico, Mexico on Sun night. A second cold front will reach SE Louisiana on Mon, and move across across the northern Gulf waters on Tue. A weak low pressure is forecast to develop along the frontal boundary near 29N86W on Tue, and will move NE across the Florida Peninsula toward the western Atlantic Ocean on Wed, dragging the cold front. It is forecast to reach from near Tampa Bay to Tuxpan, Mexico by Tue evening, from SW Florida to near Veracruz, Mexico by Wed morning, and weaken as it reaches farther south in the southeast Gulf late Wed night. Relatively weak high pres will build in the wake of the front. Gulf of Mexico N of 26N W of 87W .TONIGHT...W winds 10 to 20 kt, shifting to N after midnight. Seas 4 to 6 ft. .SUN...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt, shifting to SE after midnight. Seas 3 to 5 ft. .MON...SE winds less than 10 kt, shifting to E in the afternoon. Seas 3 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 ft. .TUE...NE winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .WED...NE winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .THU...E winds less than 10 kt, shifting to SE in the afternoon. Seas 3 to 4 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 3 to 4 ft. Gulf of Mexico from 22N to 26N W of 87W .TONIGHT...S winds 10 to 15 kt, shifting to NE after midnight. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. .MON...SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...SE winds less than 10 kt, shifting to E after midnight. Seas 3 to 4 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. SW Gulf of Mexico S of 22N W of 87W .TONIGHT...Within 60 nm of coast of Veracruz, SE winds less than 10 kt, shifting to NW after midnight. Elsewhere, SE winds 10 to 15 kt, shifting to E after midnight. Seas 3 ft. .SUN...Within 60 nm of coast of Veracruz, NW winds 15 to 25 kt, shifting to N 10 to 15 kt in the afternoon,Seas 4 to 6 ft. Elsewhere, E winds less than 10 kt, shifting to NW in the afternoon,Seas 2 ft or less, building to 3 to 4 ft in the afternoon. .SUN NIGHT...N winds less than 10 kt, shifting to E after midnight. Seas 3 to 4 ft. .MON...SE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 ft or less, building to 3 ft in the afternoon. .MON NIGHT...E winds 10 to 15 kt. Seas 3 ft. .TUE...E winds 10 to 15 kt. Seas 3 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .THU...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Gulf of Mexico E of 87W .TONIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...SW winds less than 10 kt, shifting to S in the afternoon. Seas 3 to 4 ft. .SUN NIGHT...S winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .MON...S winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...SW winds 10 to 15 kt, shifting to S after midnight. Seas 3 to 5 ft. .TUE...S winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...NW winds 10 to 15 kt. Seas 3 ft. .WED...N winds 10 to 15 kt. Seas 3 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .THU...NE winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 ft in the evening, subsiding to 2 ft or less.