000 FZNT32 KNHC 181518 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1018 AM EST Fri Jan 18 2019 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...High pressure ridge from the W Atlc to N central Gulf will shift E today. Fresh to strong S return flow will develop in the western Gulf of Mexico tonight through Sat. A strong cold front is expected to reach the NW Gulf of Mexico Sat morning. It is likely that a line of rainshowers and thunderstorms will precede the front. Winds to gale force are expected behind the front along the coast of Mexico near Tampico on Saturday afternoon shifting to near Veracruz Saturday night. The front will exit the Gulf by Sun evening and allow strong winds to taper off over the basin by sunrise on Mon. Gulf of Mexico N of 26N W of 87W .TODAY...S winds 10 to 15 kt. Seas 2 ft or less. .TONIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...W winds 20 to 30 kt. Seas 4 to 6 ft, building to 6 to 9 ft in the afternoon. .SAT NIGHT...NW winds 20 to 30 kt. Seas 8 to 13 ft. .SUN...N winds 15 to 25 kt. Seas 7 to 10 ft. .SUN NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .MON...SE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...S winds 15 to 25 kt. Seas 5 to 7 ft. .TUE...S winds 15 to 25 kt. Seas 6 to 8 ft. .TUE NIGHT...SW winds 10 to 15 kt, shifting to NW 15 to 25 kt after midnight. Seas 6 to 9 ft. Gulf of Mexico from 22N to 26N W of 87W ...GALE WARNING... ...GALE CONDITIONS POSSIBLE... .TODAY...SE winds 10 to 15 kt. Seas 2 ft or less. .TONIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...S winds 10 to 15 kt, becoming W 20 to 30 kt in the afternoon. Seas 4 to 6 ft. .SAT NIGHT...NW winds 25 to 35 kt. Seas 7 to 10 ft. .SUN...N winds 15 to 25 kt. Seas 8 to 13 ft. .SUN NIGHT...N winds 10 to 15 kt, shifting to NE after midnight. Seas 6 to 9 ft. .MON...E winds less than 10 kt, shifting to SE in the afternoon. Seas 4 to 6 ft. .MON NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...S winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. SW Gulf of Mexico S of 22N W of 87W ...GALE WARNING... ...GALE CONDITIONS POSSIBLE... .TODAY...E winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...Within 60 nm of coast of Veracruz, S winds 10 to 15 kt, becoming NW 25 to 35 kt in the afternoon, Seas 4 to 6 ft. Elsewhere, SE winds 10 to 15 kt, shifting to S in the afternoon,Seas 3 ft in the morning, subsiding to 2 ft or less. .SAT NIGHT...N winds 25 to 35 kt. Seas 5 to 7 ft, building to 7 to 10 ft after midnight. .SUN...N winds 15 to 25 kt. Seas 8 to 11 ft. .SUN NIGHT...N winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 6 to 9 ft. .MON...Variable winds less than 10 kt, becoming E less than 10 kt in the afternoon. Seas 4 to 6 ft. .MON NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. Gulf of Mexico E of 87W .TODAY...E winds less than 10 kt. Seas 2 ft or less. .TONIGHT...SE winds 10 to 15 kt. Seas 2 ft or less. .SAT...S winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...W winds 15 to 25 kt. Seas 6 to 9 ft. .SUN...NW winds 15 to 25 kt. Seas 8 to 12 ft. .SUN NIGHT...N winds 15 to 20 kt. Seas 8 to 11 ft. .MON...NE winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...SE winds 10 to 20 kt. Seas 4 to 5 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft.