000 FZNT32 KNHC 170812 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 312 AM EST Tue Nov 17 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 extending from near Fort Myers, FL to across the central Gulf to near the Isthmus of Tehuantepec will shift SE of the this evening. Fresh to strong NE winds, with frequent gusts to gale force, are expected behind the front across the SE half of the basin, including the Straits of Florida and the Yucatan Channel tonight through early Thu. Hazardous seas are expected in the S-central and SE Gulf tonight through Wed night as swell from Hurricane Iota spreads through the Yucatan Channel and combines with NE wind waves. Conditions should improve by the end of the week into the weekend. Gulf of Mexico N of 26N W of 87W ...GALE WARNING E OF 94W... .TODAY...NE winds 20 to 25 kt. Seas 6 to 8 ft. .TONIGHT...NE to E winds 20 to 25 kt, except 25 to 30 kt SE part with frequent gusts to 35 kt. Seas 7 to 10 ft. .WED...NE to E winds 20 to 25 kt, except 25 to 30 kt SE part with frequent gusts to 35 kt. Seas 6 to 9 ft. .WED NIGHT...E winds 20 to 25 kt, except 25 to 30 kt SE part with frequent gusts to 35 kt. Seas 6 to 9 ft. .THU...E winds 15 to 20 kt. Seas 6 to 9 ft. .THU NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .FRI...E winds 15 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .SAT...E winds 15 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. Gulf of Mexico from 22N to 26N W of 87W ...GALE WARNING E OF 94W... .TODAY...NE winds 20 to 25 kt. Seas 7 to 10 ft in E to SE swell. .TONIGHT...NE to E winds 20 to 30 kt with frequent gusts to 35 kt E of 94W. Seas 8 to 12 ft. .WED...NE to E winds 20 to 30 kt with frequent gusts to 35 kt E of 94W. Seas 8 to 12 ft. .WED NIGHT...NE to E winds 20 to 30 kt with frequent gusts to 35 kt E of 94W. Seas 7 to 10 ft. .THU...NE to E winds 20 to 25 kt. Seas 7 to 10 ft. .THU NIGHT...NE to E winds 15 to 20 kt. Seas 6 to 9 ft. .FRI...NE to E winds 15 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. .SAT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. SW Gulf of Mexico S of 22N W of 87W ...GALE WARNING E OF 94W... .TODAY...NE winds 20 to 25 kt. Seas 6 to 8 ft. .TONIGHT...NE winds 20 to 30 kt with frequent gusts to 35 kt E of 94W. Seas 7 to 11 ft. .WED...NE winds 20 to 30 kt with frequent gusts to 35 kt E of 94W. Seas 7 to 11 ft. .WED NIGHT...NE winds 20 to 30 kt with frequent gusts to 35 kt E of 94W. Seas 6 to 8 ft. .THU...NE to E winds 20 to 25 kt. Seas 6 to 8 ft. .THU NIGHT...NE to E winds 20 to 25 kt. Seas 4 to 6 ft. .FRI...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 15 to 20 kt. Seas 3 to 5 ft. .SAT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. Gulf of Mexico E of 87W ...GALE WARNING S OF 27N... .TODAY...NE winds 20 to 25 kt. Seas 7 to 10 ft. .TONIGHT...NE winds 25 to 30 kt with frequent gusts to 35 kt S of 27N. Seas 8 to 12 ft. .WED...NE to E winds 25 to 30 kt with frequent gusts to 35 kt S of 27N. Seas 9 to 13 ft. .WED NIGHT...NE to E winds 25 to 30 kt with frequent gusts to 35 kt S of 27N. Seas 8 to 12 ft. .THU...NE to E winds 20 to 25 kt. Seas 7 to 11 ft. .THU NIGHT...NE to E winds 20 to 25 kt. Seas 6 to 9 ft. .FRI...NE to E winds 20 to 25 kt. Seas 6 to 8 ft. .FRI NIGHT...NE to E winds 20 to 25 kt. Seas 6 to 8 ft. .SAT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft.