000 FZNT31 KNHC 231340 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 940 AM EDT Sun Mar 23 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 E to NE winds offshore of Colombia and Venezuela will pulse to gale force offshore of Colombia tonight and possibly Mon night. Fresh to occasionally strong NE winds will pulse in the Windward Passage tonight. Fresh to strong SE winds will extend across the Gulf of Honduras tonight into mid-week. NW Caribbean W of 85W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON...SE winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...NE 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. Seas 3 to 5 ft. Caribbean N of 15N between 72W and 85W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .MON...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 4 to 6 ft elsewhere. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere. .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...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. Caribbean from 11N to 15N W of 72W ...GALE WARNING TONIGHT... .THIS AFTERNOON...E winds 25 to 30 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 8 to 11 ft. .TONIGHT...E winds 25 to 35 kt. Seas 8 to 13 ft. .MON...E winds 20 to 30 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 8 to 13 ft. .MON NIGHT...E winds 25 to 30 kt within 90 nm of coast of Colombia, and E 15 to 25 kt elsewhere. Seas 8 to 11 ft. .TUE...E winds 15 to 25 kt. Seas 8 to 11 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft. .WED...E 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 20 kt. Seas 6 to 8 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. SW Caribbean S of 11N .THIS AFTERNOON...NE winds 10 to 20 kt. Seas 8 to 11 ft. .TONIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. .MON...NE winds 10 to 20 kt. Seas 8 to 11 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 7 to 10 ft. .TUE...NE winds 10 to 15 kt. Seas 7 to 10 ft. .TUE NIGHT...N winds 10 to 15 kt. Seas 7 to 10 ft. .WED...NE winds 10 to 15 kt. Seas 6 to 9 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft. .THU...NE winds 10 to 15 kt. Seas 6 to 8 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. Caribbean between 64W and 72W .THIS AFTERNOON...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .TONIGHT...E winds 25 to 30 kt Gulf of Venezuela, and E 15 to 25 kt elsewhere. Seas 4 to 6 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .MON...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .MON NIGHT...E winds 20 to 30 kt Gulf of Venezuela, and E 15 to 25 kt elsewhere. Seas 4 to 6 ft Gulf of Venezuela, and 6 to 9 ft elsewhere. .TUE...E winds 10 to 20 kt. Seas 6 to 9 ft. .TUE NIGHT...E 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 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. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON...E winds 10 to 20 kt. Seas 6 to 8 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 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 9 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...E 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 20 kt. Seas 6 to 8 ft. .THU...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...High pressure will build over the western Atlantic, supporting gentle breezes and slight to moderate seas north of 22N early this week. The area of high pressure will shift eastward Mon enabling a weak cold front to move off the northeast Florida coast Mon night. Fresh to strong winds may pulse off the northern coast of Hispaniola into mid week. Another cold front may move into waters between northeast Florida and Bermuda Wed. ATLC waters from 27N to 31N W of 77W .THIS AFTERNOON...Variable winds less than 10 kt, becoming SE less than 10 kt in the afternoon. Seas 3 ft. .TONIGHT...SE winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft after midnight. .MON...S winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...W winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...Variable winds less than 10 kt, becoming SE less than 10 kt after midnight. Seas 3 ft. .WED...NW winds less than 10 kt. Seas 3 ft. .WED NIGHT...Variable winds less than 10 kt, becoming N less than 10 kt after midnight. Seas 3 ft. .THU...NE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. ATLC waters from 27N to 31N between 65W and 77W .THIS AFTERNOON...W of 70W, Variable winds less than 10 kt. Elsewhere, NW winds 10 kt, becoming variable winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...Variable winds less than 10 kt, becoming E less than 10 kt after midnight. Seas 3 to 5 ft. .MON...SE winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...S winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. .WED...S winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft. .THU...N winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 5 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. Bahamas N of 22N .THIS AFTERNOON...E winds less than 10 kt. Seas 3 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 ft. .MON...SE winds 10 to 15 kt. Seas 3 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft. .WED...NE winds less than 10 kt. Seas 3 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 3 ft. .THU...NE winds 10 to 15 kt. Seas 3 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .THIS AFTERNOON...E winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...SE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .WED...SE winds 10 to 15 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU...E winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. ATLC waters S of 22N W of 65W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 5 to 7 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 20 kt. Seas 4 to 6 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...E winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .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. .MON...E winds 10 to 15 kt. Seas 6 to 7 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 6 to 7 ft. .TUE...E winds 15 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...E winds 15 to 20 kt. Seas 7 to 8 ft. .WED...E winds 15 to 20 kt. Seas 7 to 9 ft. .WED NIGHT...E winds 15 to 20 kt. Seas 8 to 9 ft. .THU...E winds 10 to 20 kt. Seas 7 to 9 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 7 to 9 ft.