000 FZNT31 KNHC 202043 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 343 PM EST Mon Jan 20 2025 Marine Weather HF Voice Broadcast for the Tropical N Atlantic from 07N to 19N W of 55W, the N Atlantic from 19N to 31N W of 55W including the 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 W of 55W .SYNOPSIS...Fresh to strong trade winds across the eastern and central Caribbean, and Tropical Atlantic waters will diminish to moderate to locally fresh trades over the Tropical Atlantic waters and the eastern Caribbean on Wed. Fresh to strong winds will prevail through Sat night in the central and SW Caribbean, reaching near gale to gale-force at night offshore of Colombia through midweek. Easterly trade wind swell will produce rough seas through the Atlantic Passages through the week. The tail of a cold front extending from the Straits of Florida to W Cuba to the Yucatan Channel will stall later today and weaken across the far NW Caribbean and W Cuba through Tue. The next strong cold front will reach the Yucatan Channel Wed morning, stall from W Cuba to Belize Wed afternoon, before dissipating Wed night into Thu. NW Caribbean W of 85W .TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .WED...N winds 10 to 20 kt. Seas 7 to 10 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .THU...NE winds 10 to 15 kt. Seas 6 to 8 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...E winds 15 to 25 kt S of 18N, and E 10 to 15 kt elsewhere. Seas 6 to 8 ft S of 18N, and 3 to 5 ft elsewhere. .TUE...E winds 15 to 25 kt S of 18N, and E 10 to 15 kt elsewhere. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .TUE NIGHT...E winds 10 to 20 kt S of 18N, and E less than 10 kt elsewhere. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .WED...E winds 10 to 20 kt S of 18N, and NE less than 10 kt elsewhere. Seas 6 to 8 ft S of 18N, and 3 to 4 ft elsewhere. .WED NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU...NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...NE winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...NE winds 15 to 25 kt. Seas 5 to 7 ft. .SAT...NE winds 15 to 25 kt. Seas 6 to 8 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. Caribbean from 11N to 15N W of 72W ...GALE WARNING... .TONIGHT...E winds 25 to 35 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 7 to 10 ft. .TUE...E winds 15 to 25 kt. Seas 7 to 10 ft. .TUE NIGHT...E winds 20 to 35 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 8 to 11 ft. .WED...E winds 20 to 35 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 8 to 11 ft. .WED NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. .THU...E winds 15 to 25 kt. Seas 8 to 11 ft. .THU NIGHT...NE winds 15 to 25 kt. Seas 7 to 9 ft. .FRI...NE winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...NE winds 15 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft. SW Caribbean S of 11N .TONIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .TUE...NE winds 10 to 20 kt. Seas 7 to 10 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .WED...NE winds 10 to 15 kt. Seas 6 to 9 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .THU...NE winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...NE winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. Caribbean between 64W and 72W .TONIGHT...E winds 15 to 25 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .TUE...E winds 15 to 25 kt. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .TUE 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. .WED...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 4 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 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. .SAT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .TUE...E winds 15 to 25 kt. Seas 7 to 10 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .WED...E winds 10 to 20 kt. Seas 7 to 10 ft. .WED NIGHT...E winds 15 to 25 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 7 to 10 ft. .FRI...E winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .TUE...E winds 10 to 20 kt. Seas 7 to 10 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .WED...E winds 10 to 20 kt. Seas 7 to 10 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU...E winds 10 to 20 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 9 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A cold front extending from 31N70W to W Cuba will reach from near Bermuda and stall in W Cuba before weakening on Tue. Fresh to locally strong trades in the far southern waters east of the Bahamas will diminish on Wed ahead of the next cold front, which is expected to move off the SE U.S. coast Tue evening. The front will reach from near 31N72W to the Florida Keys by Wed morning, from 31N61W to the southern Bahamas Thu morning where it will stall and weaken quickly through Thu evening. This front will be followed by strong to minimal gale force north winds and high seas north of 24N and W of about 70W through midday Wed. In the long term, low pressure is expected to develop offshore the SE U.S. Thu into Thu evening, with a trailing cold front reaching to central Cuba. The low is expected to move well north of the area Fri, with the cold front reaching from near 31N70W to eastern Cuba by Fri evening, and from Bermuda to the Windward Passage Sat morning. Fresh to strong NW winds are expected in the wake of tho front. ATLC waters from 27N to 31N W of 77W ...GALE WARNING... .TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 5 ft. .TUE NIGHT...W of 79W, N winds 25 to 35 kt. E of 79W, NE to E winds 10 to 15 kt, becoming N 20 to 35 kt late. Seas 9 to 13 ft. .WED...NE winds 20 to 30 kt. Seas 9 to 13 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .THU...E winds 10 to 15 kt, shifting to SE in the afternoon. Seas 6 to 9 ft. .THU NIGHT...E winds 10 to 15 kt, shifting to N 10 to 20 kt after midnight. Seas 6 to 9 ft. .FRI...NW winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...NW winds 20 to 25 kt. Seas 7 to 10 ft. .SAT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .SAT NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 5 to 7 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE WARNING... .TONIGHT...W of 70W, NE winds 10 to 15 kt, shifting to E after midnight. Elsewhere, SE winds less than 10 kt. Seas 5 to 7 ft. .TUE...SE winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt, shifting to W 20 to 35 kt late. Seas 4 to 6 ft, building to 9 to 13 ft. .WED...N winds 20 to 30 kt W of 70W, and SW 10 to 20 kt elsewhere. Seas 8 to 11 ft W of 70W, and 6 to 7 ft elsewhere. .WED NIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .THU...E winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...SE winds 10 to 15 kt, shifting to S after midnight. Seas 7 to 8 ft. .FRI...SW winds 10 to 20 kt. Seas 6 to 7 ft. .FRI NIGHT...W winds 15 to 25 kt. Seas 6 to 7 ft, building to 7 to 10 ft after midnight. .SAT...N winds 15 to 25 kt. Seas 8 to 11 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 8 to 11 ft. Bahamas N of 22N .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .WED...SW winds 10 to 15 kt, shifting to NW in the afternoon. Seas 3 to 4 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .THU NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. .FRI...W winds 10 to 20 kt. Seas 3 to 4 ft. .FRI NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...SE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .WED...S winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...SE winds less than 10 kt. Seas 6 to 9 ft. .THU...SE winds less than 10 kt. Seas 6 to 9 ft. .THU NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 7 to 8 ft. .FRI...SE winds 10 to 15 kt. Seas 6 to 8 ft. .FRI NIGHT...SW winds 10 to 15 kt. Seas 6 to 7 ft. .SAT...N winds 10 to 20 kt. Seas 7 to 10 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. ATLC waters S of 22N W of 65W .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .WED...SE winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...E winds less than 10 kt, shifting to NE in the afternoon. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...E winds 15 to 20 kt. Seas 7 to 9 ft. .TUE...E winds 15 to 20 kt. Seas 8 to 9 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 8 to 10 ft. .WED...E winds 10 to 20 kt. Seas 7 to 10 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 7 to 9 ft. .THU...E winds 10 to 20 kt. Seas 7 to 9 ft. .THU NIGHT...E winds 15 to 20 kt. Seas 7 to 9 ft. .FRI...E winds 15 to 20 kt. Seas 8 to 9 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 8 to 9 ft. .SAT...E winds 10 to 15 kt. Seas 7 to 9 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 7 to 9 ft.