017 FZNT31 KNHC 102048 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 348 PM EST Sun Dec 10 2023 Marine Weather HF Voice Broadcast for the Tropical N Atlantic from 07N to 22N between 55W and 64W, the SW N Atlantic S of 31N W of 65W including Bahamas, and the Caribbean Sea. 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 Caribbean Sea and Tropical N Atlantic from 07N to 19N between 55W and 64W .SYNOPSIS...Strong high pressure N of the region will continue to bring a large area of strong trade winds across the central Caribbean Sea through tonight. The aerial extent of the trades will diminish on Mon as a cold front reaches the NW Caribbean. Fresh N to NE winds with seas building to 9 to 11 ft in the Yucatan Channel will follow the front. The front will stall from central Cuba to the Gulf of Honduras on Tue before retreating back towards the Straits of Florida and the SE Gulf of Mexico on Wed. Strengthening high pressure in the wake of the front will bring again a large a area of fresh to strong trade winds Tue night into Wed. Strong to near gale force winds are expected offshore Colombia. NW Caribbean W of 85W .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON...NE winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .TUE...NE winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .WED...E winds 10 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .THU NIGHT...E winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 4 to 6 ft. .FRI...Variable winds less than 10 kt. Seas 4 to 6 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 4 to 6 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...S of 18N, E winds 15 to 25 kt. Elsewhere, E winds less than 10 kt, shifting to NE after midnight. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .MON...NE winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .MON NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 5 to 7 ft elsewhere. .TUE...NE winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 5 to 7 ft elsewhere. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean from 11N to 15N W of 72W .TONIGHT...E winds 20 to 30 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 7 to 10 ft. .MON...NE winds 15 to 25 kt. Seas 7 to 10 ft. .MON NIGHT...E winds 20 to 30 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 7 to 10 ft. .TUE...E winds 20 to 30 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 8 to 11 ft. .TUE NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. .WED...NE winds 15 to 25 kt. Seas 8 to 11 ft. .WED NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. .THU...E winds 15 to 25 kt. Seas 8 to 11 ft. .THU NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. SW Caribbean S of 11N .TONIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .MON...NE winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .TUE...NE winds 10 to 20 kt. Seas 8 to 11 ft. .TUE NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. .WED...NE winds 15 to 25 kt. Seas 8 to 11 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .THU...NE winds 10 to 20 kt. Seas 8 to 11 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...NE winds 10 to 15 kt. Seas 6 to 9 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. Caribbean between 64W and 72W .TONIGHT...E winds 20 to 30 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .MON...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .MON NIGHT...E winds 20 to 30 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .TUE...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 8 ft elsewhere. .TUE NIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. .WED...E winds 15 to 25 kt. Seas 7 to 10 ft. .WED NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .THU...E winds 15 to 25 kt. Seas 7 to 10 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .MON...E winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .TUE...NE winds 15 to 25 kt. Seas 7 to 10 ft. .TUE NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. .WED...NE winds 15 to 25 kt. Seas 8 to 12 ft. .WED NIGHT...NE winds 15 to 25 kt. Seas 8 to 12 ft. .THU...NE winds 10 to 20 kt. Seas 8 to 11 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .FRI...NE winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON...E winds 10 to 15 kt. Seas 6 to 8 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .WED...NE winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .THU...E winds 10 to 15 kt. Seas 7 to 10 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Fresh to strong southerly winds are blowing offshore NE Florida to about 74W in advance of the next cold front. It is forecast to move into the NW forecast waters this evening. Strong to near-gale force winds are likely on either side of the front, with brief gales possible tonight N of 29N between NE Florida and 73W. Seas will build ahead and behind the cold front. The front is forecast to stall from Bermuda to central Cuba on Tue, before retreating back towards the NW Bahamas and the Straits of Florida on Wed. The pressure gradient between very strong high pressure north of the area and lower pressure associated with the frontal boundary may induce strong to near gale force winds NE to E winds and building seas to the east of Florida to about 70W. Gale conditions are possible toward the end of the work- week. ATLC waters from 27N to 31N W of 77W ...GALE WARNING... ...GALE CONDITIONS POSSIBLE... .TONIGHT...SW winds 25 to 35 kt. Seas 7 to 10 ft. .MON...N winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...NE winds 15 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .WED...NE winds 15 to 25 kt. Seas 7 to 10 ft. .WED NIGHT...NE winds 20 to 25 kt. Seas 8 to 11 ft. .THU...NE winds 25 to 30 kt. Seas 9 to 13 ft. .THU NIGHT...E winds 25 to 30 kt. Seas 12 to 15 ft. .FRI...E winds 20 to 30 kt. Seas 11 to 16 ft. .FRI NIGHT...E winds 20 to 30 kt. Seas 10 to 15 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE WARNING... ...GALE CONDITIONS POSSIBLE... .TONIGHT...SE winds 25 to 35 kt. Seas 7 to 10 ft. .MON...S winds 15 to 25 kt. Seas 7 to 10 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 7 to 9 ft. .TUE...W of 70W, NE winds 15 to 25 kt. Elsewhere, SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 6 to 9 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED...E winds 15 to 25 kt. Seas 7 to 10 ft. .WED NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .THU...NE winds 15 to 25 kt. Seas 8 to 11 ft. .THU NIGHT...NE winds 15 to 25 kt. Seas 9 to 14 ft. .FRI...E winds 15 to 25 kt. Seas 10 to 14 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 9 to 14 ft. Bahamas N of 22N .TONIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .MON...SE winds 10 to 15 kt, shifting to NE in the afternoon. Seas 3 to 5 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...NE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. .FRI...E winds 15 to 25 kt. Seas 6 to 9 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 6 to 9 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...SE winds 15 to 20 kt. Seas 7 to 9 ft. .MON...SE winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...E winds 10 to 20 kt. Seas 6 to 9 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED...E winds 10 to 20 kt. Seas 7 to 10 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .THU...E winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...E winds 15 to 25 kt. Seas 8 to 13 ft. .FRI...E winds 15 to 25 kt. Seas 9 to 14 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 9 to 14 ft. ATLC waters S of 22N W of 65W .TONIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. .MON...E winds 10 to 20 kt. Seas 6 to 9 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 20 kt. Seas 6 to 9 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft. .WED...E winds 10 to 20 kt. Seas 8 to 11 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .THU...E winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...E winds 15 to 20 kt. Seas 8 to 9 ft. .MON...E winds 15 to 20 kt. Seas 8 to 10 ft. .MON NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. .TUE...NE winds 20 to 25 kt. Seas 9 to 12 ft. .TUE NIGHT...NE winds 20 to 25 kt. Seas 10 to 13 ft. .WED...NE winds 20 to 25 kt. Seas 11 to 13 ft. .WED NIGHT...NE winds 15 to 25 kt. Seas 10 to 12 ft. .THU...NE winds 15 to 20 kt. Seas 9 to 11 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 8 to 9 ft. .FRI...NE winds 10 to 20 kt. Seas 7 to 8 ft. .FRI NIGHT...NE winds 15 to 20 kt. Seas 7 to 8 ft.