Offshore Forecast
Issued by NWS
Issued by NWS
736 FZNT31 KNHC 161509 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1109 AM EDT Mon Sep 16 2024 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...High pressure located NE of Puerto Rico will continue to support fresh to strong winds in the south-central Caribbean through Tue. Elsewhere, moderate to fresh trade winds and moderate seas are expected, with the exception of gentle to moderate winds and slight seas in the NW and SW parts of the basin. NW Caribbean W of 85W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 2 ft or less. .TONIGHT...E winds 10 to 15 kt. Seas 2 ft or less. .TUE...E winds 10 to 15 kt. Seas 3 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED...SE winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .THU...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .THU NIGHT...E winds less than 10 kt. Seas 3 ft. .FRI...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .FRI NIGHT...E winds less than 10 kt. Seas 2 ft or less. Caribbean N of 15N between 72W and 85W .THIS AFTERNOON...E winds 10 to 20 kt S of 18N, and E less than 10 kt elsewhere. Seas 4 to 6 ft S of 18N, and 2 ft or less elsewhere. .TONIGHT...E winds 10 to 20 kt S of 18N, and E less than 10 kt elsewhere. S of 18N, seas 4 to 6 ft. Elsewhere, seas 2 ft or less, building to 3 ft after midnight. .TUE...S of 18N, E winds 10 to 20 kt. Elsewhere, E winds less than 10 kt, shifting to SE in the afternoon. Seas 4 to 6 ft S of 18N, and 3 ft elsewhere. .TUE NIGHT...E winds 10 to 20 kt S of 18N, and E less than 10 kt elsewhere. Seas 4 to 6 ft S of 18N, and 3 to 4 ft elsewhere. .WED...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...SE winds less than 10 kt. Seas 3 ft. Caribbean from 11N to 15N W of 72W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 15 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .TUE...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. SW Caribbean S of 11N .THIS AFTERNOON...NE winds less than 10 kt. Seas 3 to 5 ft. .TONIGHT...Variable winds less than 10 kt, becoming N less than 10 kt after midnight. Seas 3 to 5 ft. .TUE...Variable winds less than 10 kt. Seas 3 to 5 ft. .TUE NIGHT...Variable winds less than 10 kt, becoming NW less than 10 kt after midnight. Seas 3 to 5 ft. .WED...Variable winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...W winds less than 10 kt. Seas 3 to 4 ft. .THU...W winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...W winds less than 10 kt. Seas 3 to 4 ft. .FRI...SW winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...SW winds less than 10 kt. Seas 3 ft. Caribbean between 64W and 72W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .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 5 to 7 ft elsewhere. .TUE NIGHT...Gulf of Venezuela, NE winds 10 to 20 kt, shifting to E 20 to 25 kt after midnight. Elsewhere, E winds 10 to 20 kt. Seas 5 to 7 ft. .WED...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 6 ft. .TUE NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .WED...NE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft. .THU...Variable winds less than 10 kt, becoming SW less than 10 kt in the afternoon. Seas 3 to 5 ft. .THU NIGHT...SW winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .FRI...S winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...S winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 3 to 5 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...SE winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...SE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Rough seas, generated by Potential Tropical Cyclone Eight located N of the area, will affect the waters N of 29N and W of 77W today. Then, seas will subside to less than 8 ft by tonight. Moderate to locally fresh E to SE winds will pulse off the coast of Hispaniola through the middle of the week. Elsewhere, moderate to fresh NE winds and rough seas will develop Tue north of 25N and east of 60W as a surface low near 30N50W strengthens. Otherwise, gentle to moderate winds and slight to moderate seas will prevail across the rest of the basin. ATLC waters from 27N to 31N W of 77W .THIS AFTERNOON...W winds less than 10 kt. Seas 7 to 10 ft. .TONIGHT...NW winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 6 to 9 ft. .TUE...Variable winds less than 10 kt. Seas 5 to 6 ft. .TUE NIGHT...S winds less than 10 kt. Seas 4 to 5 ft. .WED...Variable winds less than 10 kt. Seas 4 to 5 ft. .WED NIGHT...Variable winds less than 10 kt, becoming S 10 kt after midnight. Seas 4 ft. .THU...Variable winds less than 10 kt. Seas 4 ft. .THU NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. .FRI...Variable winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. ATLC waters from 27N to 31N between 65W and 77W .THIS AFTERNOON...SW winds less than 10 kt. Seas 6 to 8 ft. .TONIGHT...Variable winds less than 10 kt, becoming S less than 10 kt after midnight. Seas 5 to 7 ft. .TUE...Variable winds less than 10 kt. Seas 5 to 6 ft. .TUE NIGHT...E winds less than 10 kt. Seas 5 to 6 ft. .WED...S winds less than 10 kt. Seas 5 to 6 ft. .WED NIGHT...Variable winds less than 10 kt, becoming S less than 10 kt after midnight. Seas 4 to 6 ft. .THU...SW winds less than 10 kt. Seas 4 to 6 ft. .THU NIGHT...W winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 4 to 5 ft. .FRI...Variable winds less than 10 kt. Seas 4 to 5 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft. Bahamas N of 22N .THIS AFTERNOON...SE winds less than 10 kt. Seas 3 ft. .TONIGHT...E winds less than 10 kt. Seas 3 ft. .TUE...SE winds 10 to 15 kt. Seas 3 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED...SE winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...E winds less than 10 kt. Seas 3 ft. .THU...E winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .THU NIGHT...E winds less than 10 kt. Seas 2 ft or less. .FRI...SE winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...SE winds less than 10 kt. Seas 2 ft or less. ATLC waters from 22N to 27N between 65W and the Bahamas .THIS AFTERNOON...S winds 10 kt. Seas 4 to 6 ft. .TONIGHT...SE winds less than 10 kt. Seas 4 to 5 ft. .TUE...SE winds 10 to 15 kt W of 70W, and SE less than 10 kt elsewhere. Seas 5 ft. .TUE NIGHT...E winds less than 10 kt. Seas 5 ft. .WED...SE winds less than 10 kt. Seas 5 ft. .WED NIGHT...NE winds less than 10 kt. Seas 4 to 5 ft. .THU...NE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 4 to 5 ft. .THU NIGHT...NE winds less than 10 kt. Seas 4 to 5 ft. .FRI...Variable winds less than 10 kt. Seas 4 to 5 ft. .FRI NIGHT...Variable winds less than 10 kt. Seas 4 to 5 ft. ATLC waters S of 22N W of 65W .THIS AFTERNOON...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 15 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 less than 10 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .THIS AFTERNOON...E winds 10 kt. Seas 4 to 6 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...NE winds 10 kt. Seas 5 to 6 ft. .TUE NIGHT...NE winds 10 kt. Seas 5 ft. .WED...N winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 4 to 5 ft. .WED NIGHT...N winds 10 kt in the evening, becoming variable winds less than 10 kt. Seas 4 to 6 ft. .THU...Variable winds less than 10 kt. Seas 5 to 7 ft. .THU NIGHT...Variable winds less than 10 kt. Seas 5 to 7 ft. .FRI...W winds less than 10 kt. Seas 5 to 6 ft. .FRI NIGHT...W winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 5 to 6 ft.