453 FZNT31 KNHC 251454 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1054 AM EDT Sun Apr 25 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...Fresh to strong NE to E winds are expected in the south-central Caribbean through Mon night, then mainly moderate to fresh winds will prevail. Fresh to strong winds in the Gulf of Honduras are forecast to return Thu night as a cold front moves across the Gulf of Mexico. Fresh to strong winds are also expected in the lee of the Greater Antilles, including the Windward Passage by midweek as high pressure builds over the western Atlantic. NW Caribbean W of 85W .THIS AFTERNOON...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .THU...SE winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean N of 15N between 72W and 85W .THIS AFTERNOON...SE winds 10 to 15 kt. Seas 4 to 6 ft S of 18N, and 3 ft elsewhere. .TONIGHT...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. .MON...E winds 10 to 15 kt S of 18N, and NE less than 10 kt elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .MON NIGHT...S of 18N, NE winds less than 10 kt. Elsewhere, NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 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 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean from 11N to 15N W of 72W .THIS AFTERNOON...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. .TONIGHT...NE winds 15 to 25 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 6 to 9 ft within 90 nm of coast of Colombia, and 4 to 6 ft elsewhere. .MON...E winds 15 to 25 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 5 to 7 ft. .MON NIGHT...NE winds 15 to 20 kt within 90 nm of coast of Colombia, and NE 10 to 15 kt elsewhere. Seas 4 to 6 ft. .TUE...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .WED...NE 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 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. SW Caribbean S of 11N .THIS AFTERNOON...N winds 10 to 15 kt. Seas 4 to 6 ft. .TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .MON...NE winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...N winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .WED...N winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...N winds 10 to 15 kt, shifting to NE after midnight. Seas 3 to 5 ft. .THU...NE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. Caribbean between 64W and 72W .THIS AFTERNOON...E winds 20 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. .TONIGHT...NE winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 5 ft. .MON...NE winds 15 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 3 to 5 ft. .MON NIGHT...NE winds 15 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 3 to 5 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 4 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 10 to 15 kt. Seas 3 to 5 ft. .THU 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...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...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. Seas 3 to 5 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 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 5 to 7 ft. .TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...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 4 to 6 ft. .WED...E winds 10 to 15 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 less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Fresh to near gale force south to southwest winds are N of 28N and ahead of a cold front that extends from 31N79W to Jacksonville Beach, Florida. The front is forecast to reach from 31N72W to central Florida this evening, from 28N65W to the NW Bahamas and the Straits of Florida Mon evening, and from 26N65W to the central Bahamas by Tue evening while weakening. Scattered showers and thunderstorms are ahead of the front and west of 70W likely supporting gusty winds. ATLC waters from 27N to 31N W of 77W .THIS AFTERNOON...W winds 15 to 25 kt. Seas 5 to 7 ft. .TONIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft. .MON...NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .TUE...E 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 4 ft. .THU...S winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...S winds 10 to 20 kt. Seas 3 to 4 ft. ATLC waters from 27N to 31N between 65W and 77W .THIS AFTERNOON...SW winds 15 to 25 kt W of 70W, and S 10 to 20 kt elsewhere. Seas 6 to 8 ft W of 70W, and 4 to 6 ft elsewhere. .TONIGHT...W of 70W, W winds 15 to 25 kt, shifting to NW 10 to 15 kt after midnight. Elsewhere, SW winds 10 to 20 kt. Seas 6 to 8 ft. .MON...N winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 5 ft. .THU...SE winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...S winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. Bahamas N of 22N .THIS AFTERNOON...S winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 ft. .TONIGHT...S winds less than 10 kt. Seas 2 ft or less. .MON...E winds less than 10 kt. Seas 2 ft or less. .MON NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less, building to 3 to 4 ft after midnight. .TUE...E winds 10 to 20 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .WED...E winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .THU...E winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .THIS AFTERNOON...S winds 10 to 15 kt. Seas 4 to 5 ft. .TONIGHT...S winds 10 kt. Seas 3 to 5 ft. .MON...S winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...NE winds 10 to 15 kt W of 70W, and NE less than 10 kt elsewhere. Seas 3 to 5 ft. .TUE...NE 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 15 kt. Seas 5 to 7 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 5 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 S of 22N W of 65W .THIS AFTERNOON...SE winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .MON NIGHT...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...NE winds 10 to 15 kt. Seas 3 to 4 ft. .WED...E winds 10 to 15 kt. Seas 4 to 5 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 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .MON...E winds 10 to 15 kt. Seas 5 to 6 ft. .MON NIGHT...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 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. .THU...E winds 10 to 15 kt. Seas 4 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.