000 FZNT32 KNHC 181510 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1010 AM EST Sun Dec 18 2022 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 extends from near Tampa Bay, Florida to the SW Gulf stalls to the central Bay of Campeche. Weak low pressure ahead of the front in the SE Gulf will weaken as it moves southeast early today. The front will sweep southward across the SE Gulf into the Straits of Florida by tonight, except lifting northward over the western Gulf ahead of low pressure moving through northeast Mexico. The front may lift northward early Tue as a warm front while the low pressure moves into the north-central Gulf. A trailing cold front over the western Gulf will dissipate through mid week. Looking ahead, a stronger cold front may move off the Texas coast into the far northwest Gulf Thu night followed by near-gale or gale force winds and building seas. Gulf of Mexico N of 26N W of 87W ...GALE CONDITIONS POSSIBLE THU NIGHT... .TODAY...NE winds 15 to 20 kt. Seas 6 to 8 ft. .TONIGHT...E winds 15 to 20 kt. Seas 6 to 9 ft. .MON...SE winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...NW winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. .WED...NE winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...N winds less than 10 kt, shifting to W after midnight. Seas 3 to 5 ft. .THU...W winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...W winds 10 to 15 kt, becoming NW 25 to 35 kt after midnight. Seas 4 to 6 ft, building to 7 to 10 ft after midnight. Gulf of Mexico from 22N to 26N W of 87W .TODAY...NE winds 15 to 25 kt. Seas 7 to 10 ft. .TONIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .MON...S winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...NW winds 15 to 25 kt. Seas 4 to 6 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .WED...N winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .WED NIGHT...N winds less than 10 kt, shifting to SE after midnight. Seas 4 to 5 ft. .THU...S winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...S winds less than 10 kt, becoming NW 10 to 20 kt after midnight. Seas 3 ft, building to 5 to 7 ft after midnight. SW Gulf of Mexico S of 22N W of 87W .TODAY...Within 60 nm of coast of Veracruz, NW winds 15 to 25 kt. Elsewhere, NE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 5 to 7 ft. .TONIGHT...Within 60 nm of coast of Veracruz, NW winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Elsewhere, E winds 10 to 15 kt. Seas 5 to 7 ft. .MON...Within 60 nm of coast of Veracruz, Variable winds less than 10 kt, becoming SE less than 10 kt in the afternoon. Elsewhere, SE winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...Within 60 nm of coast of Veracruz, E winds less than 10 kt. Elsewhere, E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .TUE...E winds less than 10 kt, becoming N 10 to 20 kt in the afternoon. Seas 4 to 6 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .WED...N winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .WED NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .THU...SE winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...E winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 3 ft. Gulf of Mexico E of 87W .TODAY...NE winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .MON...E winds 10 to 20 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 6 ft. .TUE NIGHT...SW winds 10 to 15 kt, shifting to W after midnight. Seas 4 to 6 ft. .WED...NE winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...SW winds less than 10 kt. Seas 3 to 5 ft. .THU...W winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...W winds 10 to 20 kt. Seas 3 to 5 ft.