000 FZNT32 KNHC 200235 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 935 PM EST Sat Jan 19 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...A strong cold front is along 30N86W to 25N90W to 18.5N95W. Fresh to strong SW to S return flow will shift eastward across the N Gulf of Mexico tonight, to the east of the strong cold front. NW gale force winds are in the W sections of the Gulf of Mexico now, from 21N to 27N W of 95N. The gale-force winds are forecast to move southward along the coast of Mexico tonight, being S of 20N of 94W. Expect the cold front to pass through 26N82W beyond the NE corner of the Yucatan Peninsula by Sunday morning, and continue moving SE and out of the area during Sunday afternoon. A squall line will precede the front as it crosses the Gulf of Mexico. Strong to near gale-force NW winds will be blowing across the Gulf waters tonight and Sunday to the west of the cold front, elsewhere. The wind speeds will taper off across the basin by sunrise on Monday. A surface ridge from the N will shift E and allow strong SE to S return flow to develop in the western Gulf of Mexico by Tuesday morning. The strong return flow will expand to the eastern Gulf of Mexico on Tuesday night. It is possible that another strong cold front may enter the NW Gulf of Mexico by Wednesday morning. Gulf of Mexico N of 26N W of 87W ...GALE WARNING... .TONIGHT...NW to N winds 25 to 35 kt W of 94W. Seas 9 to 13 ft in NW to N swell. Elsewhere NW to N winds 20 to 25 kt. Seas 8 to 12 ft. .SUN...N winds 20 to 25 kt. Seas 7 to 10 ft in N to NE swell. .SUN NIGHT...NE winds 10 to 15 kt, shifting to SE late. Seas 3 to 5 ft. .MON...SE to S winds 15 to 20 kt. Seas 2 to 4 ft. .MON NIGHT...SE to S winds 20 to 25 kt. Seas 4 to 6 ft. .TUE...S winds 20 to 30 kt. Seas 7 to 10 ft in S swell. .TUE NIGHT...SE to S winds 15 to 20 kt. Seas 6 to 9 ft in S swell. .WED...W winds 25 to 30 kt, shifting to N in the afternoon. Seas 7 to 10 ft in N to NE swell. .WED NIGHT...N winds 20 to 25 kt. Seas 6 to 9 ft in NE swell. .THU...N winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...N to NE winds 10 to 15 kt. Seas 2 to 4 ft. Gulf of Mexico from 22N to 26N W of 87W ...GALE WARNING... .TONIGHT...W of 94W NW to N winds 25 to 35 kt. Seas 9 to 14 ft in N swell. Elsewhere NW winds 20 to 30 kt. Seas 8 to 11 ft. .SUN...N winds 20 to 30 kt, diminishing to 15 to 20 kt late in the afternoon. Seas 9 to 13 ft in N swell. .SUN NIGHT...NE to E winds 10 to 15 kt, shifting to SE 5 to 10 kt early in the morning. Seas 6 to 9 ft in N to NE swell, subsiding to 4 to 6 ft in N to NE swell early in the morning. .MON...SE to S winds 15 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...SE to S winds 20 to 25 kt. Seas 2 to 4 ft, building to 4 to 6 ft late. .TUE...SE to S winds 20 to 30 kt. Seas 6 to 9 ft in SE to S swell. .TUE NIGHT...SE to S winds 20 to 25 kt. Seas 6 to 8 ft. .WED...SW winds 15 to 20 kt, becoming NW to N 30 to 35 kt in the afternoon. Seas 6 to 8 ft. .WED NIGHT...N winds 20 to 30 kt. Seas 7 to 11 ft in N to NE swell. .THU...N winds 15 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. SW Gulf of Mexico S of 22N W of 87W ...GALE WARNING... .TONIGHT...Within 60 nm of coast of Veracruz, N winds 25 to 35 kt. Elsewhere, S winds 20 to 30 kt, shifting to N after midnight. 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...Within 60 nm of coast of Veracruz, SE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Elsewhere, E winds less than 10 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .WED...S winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...NW winds 20 to 30 kt. Seas 6 to 9 ft. .THU...N winds 15 to 25 kt. Seas 6 to 9 ft. .THU NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. Gulf of Mexico E of 87W .TONIGHT...SW winds 20 to 30 kt. Seas 6 to 9 ft. .SUN...NW winds 15 to 25 kt. Seas 8 to 11 ft. .SUN NIGHT...N winds 10 to 20 kt. Seas 7 to 10 ft. .MON...NE winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .TUE...SE winds 15 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...SE winds 15 to 25 kt. Seas 6 to 9 ft. .WED...SE winds 15 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...S winds 10 to 20 kt. Seas 6 to 9 ft. .THU...W winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...N winds 10 to 20 kt. Seas 6 to 8 ft.