000 FZNT31 KNHC 230307 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1007 PM EST Mon Nov 22 2021 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...A cold front extends from the Florida Keys to the western tip of Cuba. The front will be reinforced by a second front that will move into the NW Caribbean Tue. This front will reach from the Windward Passage to E Honduras early Wed and from the Mona Passage to E Honduras early Thu before weakening and dissipating Fri. Behind the front, fresh N to NE winds are expected, with locally strong NE winds possible Thu in the Windward and Mona Passages. Moderate northerly swell will affect the NE Caribbean passages and the Tropical N Atlantic waters beginning Thu night and Fri. NW Caribbean W of 85W .TONIGHT...N winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...N winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .WED...NE winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .SAT NIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...S of 18N, N winds less than 10 kt. Elsewhere, NW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less, building to 3 ft after midnight. .TUE...NE winds less than 10 kt S of 18N, and N 10 to 20 kt elsewhere. S of 18N, seas 2 ft or less, building to 3 to 4 ft in the afternoon. Elsewhere, seas 3 to 5 ft. .TUE NIGHT...S of 18N, NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Elsewhere, NE winds 10 to 20 kt. Seas 3 to 5 ft. .WED...NE winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. .THU...NE winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. Caribbean from 11N to 15N W of 72W .TONIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .TUE NIGHT...NE winds 10 to 15 kt within 90 nm of coast of Colombia, and NE less than 10 kt elsewhere. Seas 3 ft. .WED...NE winds 10 to 15 kt. Seas 3 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 5 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft. SW Caribbean S of 11N .TONIGHT...N winds less than 10 kt. Seas 3 to 5 ft. .TUE...N winds less than 10 kt. Seas 3 to 4 ft. .TUE NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .WED...N winds less than 10 kt. Seas 3 ft. .WED NIGHT...N winds less than 10 kt. Seas 3 ft. .THU...N winds less than 10 kt. Seas 3 ft. .THU NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. .FRI...N winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .SAT...N winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. Caribbean between 64W and 72W .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...Gulf of Venezuela, NE winds 10 to 15 kt. Elsewhere, E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .TUE NIGHT...Gulf of Venezuela, NE winds 10 to 15 kt. Elsewhere, E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 ft. .WED...NE winds 10 to 15 kt Gulf of Venezuela, and E less than 10 kt elsewhere. Seas 3 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 3 ft. .THU...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .TUE...SE winds less than 10 kt. Seas 3 to 5 ft. .TUE NIGHT...SE winds 10 kt. Seas 3 to 5 ft. .WED...SE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .THU...Variable winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .FRI...NE winds less than 10 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 10 kt. Seas 5 to 7 ft. .SAT...E winds 10 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .TUE...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .WED...E winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .THU...E winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .FRI...E winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A cold front extends from 31N73W to the Florida Keys. A reinforcing cold front extends from 31N78W to Daytona Beach, Florida. As the reinforcing front accelerates eastward across the western Atlantic, the two fronts will combine by Tue evening from near Bermuda to eastern Cuba. The merged front will reach from 31N60W to the Windward Passage early Wed, and from 31N50W to the Mona Passage early Thu as the southern portions becomes stationary. Strong to near gale force SW winds are occurring tonight E of the initial cold front, mainly N of 28N. Strong to near gale force NW to N winds are forecast to develop behind the reinforcing cold front early Tue. A period of NW to N gales is expected N of 29N, to the SW of Bermuda, late Tue morning through Tue evening. In the wake of the front, high pressure will build in off the coast of Georgia and northern Florida on Thu. The next cold front is likely to bring fresh to strong winds Fri and Fri night to waters north of 28N. ATLC waters from 27N to 31N W of 77W .TONIGHT...NW winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...N winds 20 to 30 kt. Seas 8 to 11 ft. .TUE NIGHT...NE winds 15 to 25 kt. Seas 8 to 12 ft. .WED...NE winds 15 to 20 kt. Seas 7 to 10 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .THU...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .THU NIGHT...NE winds less than 10 kt, shifting to W after midnight. Seas 4 to 6 ft. .FRI...W winds 15 to 25 kt. Seas 5 to 7 ft. .FRI NIGHT...NW winds 10 to 20 kt. Seas 6 to 8 ft. .SAT...NW winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...NW winds 10 kt. Seas 4 to 5 ft. ATLC waters from 27N to 31N between 65W and 77W ...GALE WARNING... .TONIGHT...W winds 15 to 25 kt W of 70W, and S 15 to 25 kt elsewhere. Seas 6 to 8 ft. .TUE...NW winds 25 to 35 kt W of 70W, and SW 20 to 30 kt elsewhere. Seas 6 to 9 ft, building to 8 to 13 ft in the afternoon. .TUE NIGHT...N winds 25 to 35 kt, diminishing to 15 to 25 kt after midnight. Seas 8 to 13 ft. .WED...N winds 15 to 25 kt W of 70W, and N 20 to 25 kt elsewhere. Seas 8 to 12 ft W of 70W, and 9 to 13 ft elsewhere. .WED NIGHT...N winds 15 to 25 kt. Seas 8 to 12 ft. .THU...N winds 10 to 20 kt. Seas 8 to 11 ft. .THU NIGHT...NW winds 10 to 15 kt. Seas 7 to 10 ft. .FRI...W winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...W winds 15 to 25 kt. Seas 7 to 10 ft. .SAT...NW winds 10 to 20 kt. Seas 7 to 10 ft. .SAT NIGHT...NW winds 10 to 15 kt. Seas 6 to 9 ft. Bahamas N of 22N .TONIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...NW winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .WED...NE winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .THU...NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...N winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...N winds less than 10 kt. Seas 3 to 5 ft. .SAT...N winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...S winds 10 to 15 kt. Seas 5 to 6 ft. .TUE...W winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...NW winds 10 to 20 kt. Seas 7 to 10 ft. .WED...N winds 10 to 20 kt. Seas 7 to 10 ft. .WED NIGHT...NE winds 15 to 20 kt. Seas 8 to 11 ft. .THU...NE winds 10 to 20 kt. Seas 8 to 10 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 7 to 9 ft. .FRI...N winds less than 10 kt. Seas 6 to 8 ft. .FRI NIGHT...N winds less than 10 kt, shifting to SW after midnight. Seas 6 to 8 ft. .SAT...W winds less than 10 kt. Seas 5 to 7 ft. .SAT NIGHT...NW winds less than 10 kt. Seas 5 to 7 ft. ATLC waters S of 22N W of 65W .TONIGHT...S winds less than 10 kt. Seas 3 to 5 ft. .TUE...SW winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. .WED...N winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .THU...NE winds 10 to 20 kt. Seas 6 to 9 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .FRI...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 5 to 7 ft. .FRI NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .SAT...NE winds less than 10 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds less than 10 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .TUE...SE winds 10 to 15 kt. Seas 5 to 6 ft. .TUE NIGHT...S winds 10 kt. Seas 4 to 6 ft. .WED...SW winds less than 10 kt. Seas 4 to 6 ft. .WED NIGHT...NW winds less than 10 kt. Seas 5 to 7 ft. .THU...NW winds 10 to 15 kt. Seas 6 to 8 ft. .THU NIGHT...N winds 10 to 15 kt. Seas 6 to 9 ft. .FRI...NE winds 10 to 15 kt. Seas 7 to 9 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 7 to 9 ft. .SAT...E winds 10 to 15 kt. Seas 7 to 8 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 7 to 9 ft.