325 FZNT31 KNHC 232051 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL Issued by NWS Ocean Prediction Center Washington DC 451 PM EDT Wed Aug 23 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...Tropical Storm Franklin is near 18.9N 70.9W at 11 AM EDT, and is moving north at 11 kt. Maximum sustained winds are 35 kt with gusts to 45 kt, and the minimum central pressure is 1004 mb. Franklin will move to 20.5N 70.4W this evening, 22.1N 69.5W Thu morning, 22.8N 68.2W Thu evening, 23.1N 67.0W Fri morning, 23.4N 66.0W Fri evening, and strengthen to a hurricane near 24.3N 65.7W Sat morning. Conditions in the Caribbean will improve tonight. NW Caribbean W of 85W .TONIGHT...NE winds 10 to 15 kt, shifting to E after midnight. Seas 3 to 5 ft. .THU...E winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .FRI...E winds 10 to 15 kt. Seas 3 ft. .FRI NIGHT...E winds less than 10 kt. Seas 2 ft or less. .SAT...SE winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .SUN...S winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .MON...SW winds 10 to 15 kt. Seas 2 ft or less. Caribbean N of 15N between 72W and 85W .TONIGHT...S of 18N, S winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Elsewhere, E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...SE winds less than 10 kt S of 18N, and SE 10 to 15 kt elsewhere. Seas 3 to 4 ft. .THU NIGHT...S of 18N, SE winds less than 10 kt, shifting to S after midnight. Elsewhere, SE winds less than 10 kt. Seas 2 ft or less. .FRI...S of 18N, S winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Elsewhere, SE winds less than 10 kt. Seas 2 ft or less. .FRI NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .SAT...S winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...S winds less than 10 kt. Seas 2 ft or less. .SUN...S of 18N, S winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Elsewhere, S winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...S of 18N, SE winds 10 to 15 kt. Elsewhere, S winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .MON...S winds 10 to 15 kt. Seas 2 ft or less. Caribbean from 11N to 15N W of 72W .TONIGHT...Within 90 nm of coast of Colombia, W winds 10 kt in the evening, becoming variable winds less than 10 kt. Elsewhere, SW winds 10 to 15 kt. Seas 3 to 5 ft. .THU...S winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 ft. .FRI...SE winds 10 to 15 kt. Seas 2 ft or less. .FRI NIGHT...E winds 10 to 15 kt. Seas 2 ft or less. .SAT...Within 90 nm of coast of Colombia, E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Elsewhere, SE winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...E winds less than 10 kt. Seas 2 ft or less. .SUN...SE winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...Within 90 nm of coast of Colombia, NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Elsewhere, E winds 10 to 15 kt. Seas 2 ft or less. .MON...E winds 10 to 15 kt. Seas 2 ft or less. SW Caribbean S of 11N .TONIGHT...SW winds 10 to 20 kt. Seas 3 to 4 ft. .THU...SE winds less than 10 kt. Seas 3 ft. .THU NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .FRI...E winds 10 to 15 kt. Seas 2 ft or less. .FRI NIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 2 ft or less. .SAT...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .SUN...SE winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...E winds less than 10 kt. Seas 2 ft or less. .MON...E winds less than 10 kt. Seas 2 ft or less. Caribbean between 64W and 72W .TONIGHT...Gulf of Venezuela, NE winds 10 to 15 kt. Elsewhere, SE winds 15 to 25 kt, diminishing to 10 to 15 kt after midnight. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .THU...NE winds less than 10 kt Gulf of Venezuela, and SE 10 to 15 kt elsewhere. Seas 3 to 4 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 ft. .FRI...SE winds 10 to 15 kt. Seas 3 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .SAT...SE winds 10 to 15 kt. Seas 2 ft or less. .SAT NIGHT...SE winds 10 to 15 kt. Seas 2 ft or less. .SUN...NE winds less than 10 kt Gulf of Venezuela, and SE 10 to 15 kt elsewhere. Seas 2 ft or less. .SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .MON...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 4 ft elsewhere. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. .THU...NE winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...E 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...S winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .SUN...SE winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 3 to 4 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .THU...E winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .FRI...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...SE winds 10 to 15 kt. Seas 3 ft. .SAT...SE winds 10 to 15 kt. Seas 3 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 3 to 4 ft. .SUN...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .MON...E winds 10 to 20 kt. Seas 3 to 4 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Tropical Storm Franklin is near 18.9N 70.9W at 11 AM EDT, and is moving north at 11 kt. Maximum sustained winds are 35 kt with gusts to 45 kt, and the minimum central pressure is 1004 mb. Franklin will move to 20.5N 70.4W this evening, 22.1N 69.5W Thu morning, 22.8N 68.2W Thu evening, 23.1N 67.0W Fri morning, 23.4N 66.0W Fri evening, and strengthen to a hurricane near 24.3N 65.7W Sat morning.. A cold front is expected to move across the waters E of northern Florida this afternoon through Thu followed by fresh to locally strong northeast winds and building seas. ATLC waters from 27N to 31N W of 77W .TONIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .THU...NE winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...NE winds 10 to 15 kt. Seas 5 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...NE winds less than 10 kt. Seas 4 to 5 ft. .SAT NIGHT...E winds less than 10 kt. Seas 4 ft. .SUN...E winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .MON...SE winds less than 10 kt. Seas 4 to 5 ft. ATLC waters from 27N to 31N between 65W and 77W .TONIGHT...NE winds 10 to 20 kt W of 70W, and NW less than 10 kt elsewhere. Seas 3 to 5 ft. .THU...W of 70W, NE winds 10 to 20 kt. Elsewhere, N winds less than 10 kt, increasing to 10 to 20 kt in the afternoon. Seas 5 to 7 ft. .THU NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...NE winds 10 to 15 kt. Seas 5 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...HURRICANE CONDITIONS POSSIBLE. .SUN...HURRICANE CONDITIONS POSSIBLE. .SUN NIGHT...HURRICANE CONDITIONS POSSIBLE. .MON...N winds 10 to 20 kt W of 70W, and W 75 to 85 kt elsewhere. Seas 7 to 10 ft W of 70W, and 15 to 20 ft elsewhere. Bahamas N of 22N .TONIGHT...E winds 10 to 15 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...NE winds less than 10 kt. Seas 3 ft. .FRI...NE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 4 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...NE winds less than 10 kt. Seas 3 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .SUN...SE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...SE winds less than 10 kt. Seas 2 ft or less, building to 3 ft after midnight. .MON...S winds less than 10 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. ATLC waters from 22N to 27N between 65W and the Bahamas ...TROPICAL STORM WARNING... .TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. W of 70W, E winds 15 to 25 kt. Elsewhere, S winds 10 to 20 kt, increasing to 25 to 35 kt after midnight. Seas 4 to 5 ft. .THU...TROPICAL STORM CONDITIONS EXPECTED. NE winds 15 to 25 kt W of 70W, and SE 35 to 45 kt elsewhere. Seas 5 to 7 ft. .THU NIGHT...TROPICAL STORM CONDITIONS EXPECTED. NE winds 10 to 20 kt W of 70W, and SE 40 to 50 kt elsewhere. Seas 5 to 7 ft W of 70W, and 7 to 10 ft elsewhere. .FRI...TROPICAL STORM CONDITIONS EXPECTED. NE winds 10 to 15 kt W of 70W, and E 45 to 55 kt elsewhere. Seas 5 to 6 ft W of 70W, and 8 to 11 ft elsewhere. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. NE winds 10 to 15 kt W of 70W, and NE 45 to 55 kt elsewhere. Seas 5 to 6 ft W of 70W, and 8 to 13 ft elsewhere. .SAT...HURRICANE CONDITIONS POSSIBLE. .SAT NIGHT...HURRICANE CONDITIONS POSSIBLE. .SUN...HURRICANE CONDITIONS POSSIBLE. .SUN NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .MON...SW winds 10 to 15 kt W of 70W, and SW 15 to 25 kt elsewhere. Seas 6 to 9 ft. ATLC waters S of 22N W of 65W ...TROPICAL STORM WARNING... .TONIGHT...TROPICAL STORM CONDITIONS. SE winds 30 to 40 kt. Seas 5 to 7 ft. .THU...TROPICAL STORM CONDITIONS EXPECTED. S winds 35 to 45 kt. Seas 5 to 7 ft. .THU NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SW winds 15 to 25 kt. Seas 3 to 5 ft. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. W winds 15 to 25 kt. Seas 4 to 6 ft. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. W winds 15 to 25 kt. Seas 4 to 6 ft. .SAT...W winds 15 to 25 kt. Seas 4 to 6 ft. .SAT NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...SW winds 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. .MON...S winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...E winds less than 10 kt. Seas 4 to 5 ft. .THU...E winds less than 10 kt. Seas 4 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 4 ft. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to 20 kt. Seas 4 ft. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 15 to 25 kt. Seas 3 to 5 ft. .SAT...SE winds 15 to 25 kt. Seas 4 to 6 ft. .SAT NIGHT...S winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...S winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. .MON...SE winds 10 to 15 kt. Seas 4 ft.