000 FZNT31 KNHC 050309 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1109 PM EDT Mon Sep 4 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...Moderate to fresh trade winds and moderate seas will continue in the central and eastern Caribbean the entire forecast period, except for developing fresh to strong winds in the south-central waters Tue night into Wed. Gentle to locally moderate winds and slight seas will prevail elsewhere. Looking ahead, an area of low pressure located several hundred nm WSW of the Cabo Verde Islands is expected to become a tropical depression or tropical storm within a day or two, and should cross 55W by Fri. NW Caribbean W of 85W .OVERNIGHT...E winds less than 10 kt. Seas 3 ft. .TUE...SE winds 10 to 15 kt. Seas 2 ft or less. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft. .WED...SE winds 10 to 15 kt, shifting to E in the afternoon. Seas 3 ft. .WED NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less, building to 3 ft after midnight. .THU...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 ft. .THU NIGHT...E winds less than 10 kt. Seas 2 ft or less. .FRI...E winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...E winds less than 10 kt. Seas 2 ft or less. .SAT...E winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...E winds less than 10 kt. Seas 2 ft or less. Caribbean N of 15N between 72W and 85W .OVERNIGHT...E winds 10 to 15 kt S of 18N, and SE less than 10 kt elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .TUE...E winds 10 to 15 kt S of 18N, and SE less than 10 kt elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .TUE NIGHT...E winds 10 to 15 kt S of 18N, and E less than 10 kt elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .WED...E winds 10 to 15 kt S of 18N, and E less than 10 kt elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...E winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...NE winds less than 10 kt, shifting to E after midnight. Seas 3 to 4 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. Caribbean from 11N to 15N W of 72W .OVERNIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 15 to 25 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 6 to 8 ft within 90 nm of coast of Colombia, and 4 to 6 ft elsewhere. .WED NIGHT...NE 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 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 5 ft. .SAT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .OVERNIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .TUE...Variable winds less than 10 kt. Seas 2 ft or less. .TUE NIGHT...N winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. .WED...N winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...N winds less than 10 kt. Seas 3 to 5 ft. .THU...NW winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...N winds less than 10 kt. Seas 3 to 5 ft. .FRI...N winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...Variable winds less than 10 kt, becoming NW less than 10 kt after midnight. Seas 3 to 4 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. Caribbean between 64W and 72W .OVERNIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .TUE...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .TUE NIGHT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .WED...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 20 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 5 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W ...GALE CONDITIONS POSSIBLE... .OVERNIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .TUE...E winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 to 6 ft. .WED...E winds less than 10 kt. Seas 4 to 6 ft. .WED NIGHT...NE winds less than 10 kt. Seas 4 to 6 ft. .THU...NE winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .FRI...N winds 10 to 20 kt. Seas 7 to 10 ft, building to 9 to 14 ft in the afternoon. .FRI NIGHT...N winds 15 to 25 kt, shifting to SW after midnight. Seas 9 to 14 ft. .SAT...SW winds 15 to 25 kt. Seas 9 to 14 ft. .SAT NIGHT...S winds 10 to 20 kt. Seas 8 to 11 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .OVERNIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI...SE winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Seas of 8 to 10 ft in N to NE swell are occurring over much of the area N of 26N E of 65W. The swell will gradually subside through Tue. Looking ahead, an area of low pressure located several hundred nm WSW of the Cabo Verde Islands is expected to become a tropical depression or tropical storm within a day or two, and should cross 55W by Fri. ATLC waters from 27N to 31N W of 77W .OVERNIGHT...SE winds less than 10 kt. Seas 5 to 6 ft. .TUE...Variable winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...Variable winds less than 10 kt, becoming S less than 10 kt after midnight. Seas 4 to 5 ft. .WED...NW winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...Variable winds less than 10 kt, becoming SW less than 10 kt after midnight. Seas 3 to 4 ft. .THU...SW winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 ft. .THU NIGHT...S winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .FRI...S winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 ft. .FRI NIGHT...SE winds 10 kt. Seas 3 ft. .SAT...SE winds less than 10 kt. Seas 3 ft. .SAT NIGHT...SE winds less than 10 kt. Seas 3 ft. ATLC waters from 27N to 31N between 65W and 77W .OVERNIGHT...Variable winds less than 10 kt. Seas 6 to 7 ft. .TUE...Variable winds less than 10 kt, becoming NW less than 10 kt in the afternoon. Seas 5 to 7 ft. .TUE NIGHT...NW winds less than 10 kt. Seas 4 to 5 ft. .WED...NW winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft. .THU...SW winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .FRI...SE winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .SAT...SE winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds less than 10 kt. Seas 5 to 7 ft. Bahamas N of 22N .OVERNIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...NE winds less than 10 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .WED...NE winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...E winds less than 10 kt. Seas 3 ft. .THU...NE 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...E winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...SE winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. .SAT...SE winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .SAT NIGHT...E winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. ATLC waters from 22N to 27N between 65W and the Bahamas .OVERNIGHT...E winds 10 kt W of 70W, and Variable less than 10 kt elsewhere. Seas 6 to 7 ft. .TUE...E winds less than 10 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds less than 10 kt. Seas 5 to 7 ft. .WED...SE winds less than 10 kt. Seas 4 to 6 ft. .WED NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. .THU...SE winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .FRI...SE winds less than 10 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 7 to 10 ft. ATLC waters S of 22N W of 65W .OVERNIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .TUE...SE winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. .WED...S winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. .THU...SE winds less than 10 kt. Seas 3 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...E 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 5 to 7 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. ATLC waters from 19N to 22N between 55W and 65W ...GALE CONDITIONS POSSIBLE... .OVERNIGHT...E winds less than 10 kt. Seas 5 to 7 ft. .TUE...E winds less than 10 kt. Seas 6 to 7 ft. .TUE NIGHT...E winds less than 10 kt. Seas 5 to 6 ft. .WED...NE winds less than 10 kt. Seas 5 to 6 ft. .WED NIGHT...NE winds less than 10 kt. Seas 4 to 6 ft. .THU...NE winds 10 to 15 kt. Seas 4 to 5 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...NE winds 10 to 20 kt. Seas 7 to 10 ft, building to 9 to 14 ft in the afternoon. .FRI NIGHT...NE winds 20 to 30 kt. Seas 11 to 16 ft. .SAT...E winds 30 to 40 kt. Seas 12 to 17 ft. .SAT NIGHT...SE winds 30 to 40 kt. Seas 13 to 18 ft.