000 FZNT32 KNHC 210244 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 944 PM EST Thu Feb 20 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 cold front that extends from near Apalachicola, Florida to 24N95W to 20N96W will move SE across the Gulf of Mexico through Fri, then exit the basin by Fri night. Frequent gusts to gale force are expected over the NW Gulf tonight behind the front. Gale conditions are expected over the Tampico offshore waters overnight, and over the offshore waters near Veracruz Fri and Fri night. Strong N to NE winds and building seas in northerly swell are expected elsewhere behind the front. Seas will subside across the Gulf this weekend. Another cold front will move across the western Gulf Mon night through Tue night. Gulf of Mexico N of 26N W of 87W ...GALE WARNING... .TONIGHT...N winds 20 to 30 kt with frequent gusts to 35 kt. Seas 7 to 10 ft. .FRI...NE winds 20 to 25 kt. Seas 8 to 12 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .MON...S winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...W winds less than 10 kt. Seas 4 to 6 ft. .TUE...NW winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 4 to 5 ft. .TUE NIGHT...NW winds 10 kt, increasing to 15 to 25 kt after midnight. Seas 3 to 4 ft, building to 5 to 7 ft after midnight. Gulf of Mexico from 22N to 26N W of 87W ...GALE WARNING... .TONIGHT...N winds 15 to 25 kt, except S of 24N W of 96W increasing to 25 to 35 kt. Seas 6 to 9 ft. .FRI...N winds 20 to 30 kt, except S of 24N W of 96W 30 to 35 kt early. Seas 8 to 11 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. .SAT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .MON...S winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .TUE...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...N winds less than 10 kt, increasing to 10 to 20 kt after midnight. Seas 4 to 6 ft. SW Gulf of Mexico S of 22N W of 87W ...GALE WARNING FRI AND FRI NIGHT... .TONIGHT...N winds 20 to 30 kt within 60 nm of coast of Veracruz, and N 10 to 20 kt elsewhere. Within 60 nm of coast of Veracruz, seas 5 to 7 ft, building to 7 to 10 ft after midnight. Elsewhere, seas 3 ft, building to 5 to 7 ft after midnight. .FRI...NW winds 25 to 35 kt within 60 nm of coast of Veracruz, and NE 15 to 25 kt elsewhere. Within 60 nm of coast of Veracruz, seas 8 to 11 ft, building to 10 to 15 ft in the afternoon. Elsewhere, seas 7 to 10 ft. .FRI NIGHT...N winds 25 to 35 kt within 60 nm of coast of Veracruz, and NE 15 to 25 kt elsewhere. Seas 9 to 14 ft within 60 nm of coast of Veracruz, and 8 to 11 ft elsewhere. .SAT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...E winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...SE winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .TUE...SE winds 10 to 15 kt, shifting to S in the afternoon. Seas 3 to 4 ft. .TUE NIGHT...NE winds less than 10 kt, shifting to N after midnight. Seas 2 ft or less, building to 3 to 4 ft after midnight. Gulf of Mexico E of 87W .TONIGHT...NW winds 10 to 15 kt, shifting to N 15 to 25 kt after midnight. Seas 2 ft or less, building to 3 to 5 ft after midnight. .FRI...N winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON...SE winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...S winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...S winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft.