000 FZNT32 KNHC 230818 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 418 AM EDT Mon Apr 23 2018 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 Pensacola Florida to 25N90W and to inland Tampico, Mexico. Scattered showers and thunderstorms precede the front N of 24N. The cold front will reach from near Apalachicola to 25N90W and inland Mexico near Coatzacoalcos this morning, from Apalachee Bay to 25N88W to eastern Bay of Campeche Mon evening, and from near Tampa Bay to 24N89W and stationary to the eastern Bay of Campeche early Tue. The cold front will slow down as it moves across the far SE Gulf and Straits of Florida early Wed morning, then reach NW Cuba by late Wed night into early Thu, while the stationary portion remains from the eastern Bay of Campeche to the NW Yucatan Peninsula. Weak high pres will build across the area behind the front, however, another weak cold front is expected to move to just offshore the Texas coast early on Thu. This next cold front is expected to reach the eastern gulf by Fri night. Gulf of Mexico N of 26N W of 87W .TODAY...NW winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...NW winds less than 10 kt. Seas 2 to 3 ft. .TUE NIGHT...N winds less than 10 kt. Seas 2 ft or less. .WED...NE winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .THU...NW winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...N winds less than 10 kt. Seas 2 ft or less. .FRI...N winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...N winds less than 10 kt. Seas 2 ft or less. Gulf of Mexico from 22N to 26N W of 87W .TODAY...E winds 10 to 15 kt, shifting to NE in the afternoon. Seas 3 to 4 ft. .TONIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .TUE...NE winds less than 10 kt. Seas 2 to 3 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 2 to 3 ft. .WED...E winds less than 10 kt. Seas 2 to 3 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .THU...NE winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .FRI...NE winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. SW Gulf of Mexico S of 22N W of 87W .TODAY...Within 60 nm of coast of Veracruz, NE winds less than 10 kt. Elsewhere, E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 2 to 4 ft. .TONIGHT...NE winds less than 10 kt within 60 nm of coast of Veracruz, and NE 10 to 15 kt elsewhere. Seas 3 to 4 ft. .TUE...Within 60 nm of coast of Veracruz, NE winds less than 10 kt. Elsewhere, E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...Within 60 nm of coast of Veracruz, NE winds less than 10 kt. Elsewhere, NE winds 10 to 15 kt. Seas 3 to 4 ft. .WED...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .THU...NE winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. Gulf of Mexico E of 87W .TODAY...S winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...NW winds less than 10 kt. Seas 2 ft or less. .TUE...W winds less than 10 kt. Seas 2 ft or less. .TUE NIGHT...NW winds less than 10 kt. Seas 2 ft or less. .WED...N winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 ft or less. .WED NIGHT...N winds less than 10 kt. Seas 2 ft or less. .THU...Variable winds less than 10 kt. Seas 2 ft or less. .THU NIGHT...NW winds less than 10 kt. Seas 2 ft or less. .FRI...NW winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...N winds less than 10 kt. Seas 2 ft or less.