000 FZNT31 KNHC 050230 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1030 PM EDT Sat Apr 4 2020 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...Winds over the basin will gradually increase through the middle of next week as high pressure builds over the western Atlantic. Fresh to occasionally strong winds will pulse each night beginning tonight over the Gulf of Honduras. Fresh to strong winds with locally higher seas will prevail along the coast of Colombia through the middle of next week. Long-period northerly swell will continue affecting the Caribbean passages through Sun night, then gradually subside early next week. NW Caribbean W of 85W .OVERNIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 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 4 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...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean N of 15N between 72W and 85W .OVERNIGHT...S of 18N, E winds 10 to 15 kt. Elsewhere, E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .SUN...S of 18N, E 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. .SUN 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. .MON...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 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 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...E winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. Caribbean from 11N to 15N W of 72W .OVERNIGHT...NE winds 15 to 20 kt within 90 nm of coast of Colombia, and NE 10 to 15 kt elsewhere. Seas 3 to 5 ft. .SUN...E winds 15 to 20 kt within 90 nm of coast of Colombia, and E 10 to 15 kt elsewhere. Seas 4 to 6 ft. .SUN NIGHT...NE winds 20 to 30 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Within 90 nm of coast of Colombia, seas 5 to 7 ft, building to 7 to 10 ft after midnight. Elsewhere, seas 4 to 6 ft. .MON...E winds 15 to 25 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 7 to 10 ft within 90 nm of coast of Colombia, and 5 to 7 ft elsewhere. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...NE winds 10 to 20 kt. Seas 6 to 9 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. .WED...NE winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .THU...NE winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. SW Caribbean S of 11N .OVERNIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...NE winds 10 to 20 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...NE winds 10 to 20 kt. Seas 6 to 9 ft. .TUE NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .WED...NE winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. .THU...NE winds 10 to 15 kt. Seas 5 to 7 ft. .THU NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. Caribbean between 64W and 72W .OVERNIGHT...NE winds 15 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 3 to 5 ft. .SUN...E winds 10 to 20 kt Gulf of Venezuela, and E 10 to 15 kt elsewhere. Seas 4 to 6 ft. .SUN NIGHT...NE winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .MON...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 20 kt. 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 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 4 to 6 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 4 to 6 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .OVERNIGHT...Variable winds less than 10 kt, becoming SE less than 10 kt after midnight. Seas 5 to 7 ft. .SUN...SE winds less than 10 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds less than 10 kt. Seas 5 to 7 ft. .MON...SE winds less than 10 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft. .TUE...E winds less than 10 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. .WED...E winds less than 10 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...SE winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .OVERNIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 15 kt. Seas 5 to 7 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON...E winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .WED...E winds 10 to 15 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...E winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...A deep low pressure system NE of the area will produce strong to near gale force winds N of 27N E of 70W overnight. Northerly swell generated by the low will produce very large seas across the waters east and northeast of the Bahamas through Mon. Elsewhere, a slow-moving cold front extending from 22N58W to the eastern tip of the Dominican Republic will pass east of the Leeward Islands by Mon morning. High pressure will move SE across the northern waters Mon through Tue night, then maintain a ridge across the central waters through the middle of next week. ATLC waters from 27N to 31N W of 77W .OVERNIGHT...E winds less than 10 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 15 kt. Seas 6 to 8 ft. .SUN NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 7 to 9 ft. .MON...E winds 10 kt. Seas 7 to 8 ft. .MON NIGHT...SE winds less than 10 kt. Seas 6 to 8 ft. .TUE...S winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...SW winds 10 to 20 kt. Seas 5 to 6 ft. .WED...W winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...W winds 10 to 20 kt. Seas 4 to 5 ft. .THU...W winds 10 to 20 kt. Seas 3 to 5 ft. .THU NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. ATLC waters from 27N to 31N between 65W and 77W .OVERNIGHT...NW winds 10 to 20 kt W of 70W, and NW 15 to 25 kt elsewhere. Seas 8 to 13 ft W of 70W, and 12 to 16 ft elsewhere. .SUN...N winds 10 to 15 kt W of 70W, and NW 15 to 25 kt elsewhere. Seas 8 to 13 ft. .SUN NIGHT...N winds less than 10 kt W of 70W, and NW 10 to 20 kt elsewhere. Seas 8 to 11 ft. .MON...N winds 10 to 15 kt. Seas 8 to 10 ft. .MON NIGHT...N winds 10 to 15 kt. Seas 7 to 9 ft. .TUE...W winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...W winds 10 to 15 kt. Seas 4 to 6 ft. .WED...SW winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...SW winds 10 to 20 kt. Seas 6 to 8 ft. .THU...SW winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...SW winds 10 to 20 kt. Seas 5 to 7 ft. Bahamas N of 22N .OVERNIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .SUN...E winds less than 10 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. .MON...E winds less than 10 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. 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...SE winds less than 10 kt. Seas 3 to 5 ft. .WED...S winds less than 10 kt. Seas 3 to 4 ft. .WED NIGHT...S winds less than 10 kt. Seas 2 ft or less. .THU...S winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .THU NIGHT...S winds less than 10 kt. Seas 2 ft or less. ATLC waters from 22N to 27N between 65W and the Bahamas .OVERNIGHT...W of 70W, N winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Elsewhere, NW winds 10 to 20 kt. Seas 7 to 9 ft W of 70W, and 8 to 12 ft elsewhere. .SUN...N winds less than 10 kt W of 70W, and NW 10 to 15 kt elsewhere. Seas 7 to 9 ft W of 70W, and 8 to 12 ft elsewhere. .SUN NIGHT...N winds less than 10 kt W of 70W, and NW 10 to 15 kt elsewhere. Seas 7 to 10 ft. .MON...NE winds less than 10 kt W of 70W, and NW 10 to 15 kt elsewhere. Seas 6 to 8 ft. .MON NIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft. .TUE...NE winds 10 to 15 kt. Seas 6 to 7 ft. .TUE NIGHT...E winds less than 10 kt. Seas 5 to 6 ft. .WED...Variable winds less than 10 kt, becoming S less than 10 kt in the afternoon. Seas 4 to 5 ft. .WED NIGHT...S winds less than 10 kt. Seas 4 to 5 ft. .THU...SW winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SW winds 10 to 15 kt, shifting to S after midnight. Seas 3 to 5 ft. ATLC waters S of 22N W of 65W .OVERNIGHT...N winds less than 10 kt. Seas 5 to 7 ft. .SUN...NE winds less than 10 kt. Seas 5 to 7 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft. .MON...NE winds less than 10 kt. Seas 4 to 6 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...NE winds less than 10 kt. Seas 4 to 6 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 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 less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 19N to 22N between 55W and 65W .OVERNIGHT...W winds less than 10 kt. Seas 7 to 8 ft. .SUN...W winds 10 to 15 kt. Seas 7 to 8 ft. .SUN NIGHT...NW winds 10 to 15 kt. Seas 7 to 9 ft. .MON...NW winds less than 10 kt. Seas 7 to 9 ft. .MON NIGHT...NW winds 10 kt. Seas 6 to 8 ft. .TUE...N winds 10 kt. Seas 5 to 7 ft. .TUE NIGHT...N winds 10 kt. Seas 5 to 6 ft. .WED...NE winds less than 10 kt. Seas 5 to 6 ft. .WED NIGHT...E winds less than 10 kt. Seas 5 ft. .THU...E winds less than 10 kt. Seas 4 to 6 ft. .THU NIGHT...E winds less than 10 kt. Seas 4 to 6 ft.