000 FZNT31 KNHC 230920 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 520 AM 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 17.4N 71.3W at 5 AM EDT moving north at 9 kt. Maximum sustained winds are 45 kt with gusts to 55 kt, and the minimum central pressure is 1000 mb. Franklin will move inland over the Dominican Republic to near 19N71W this afternoon, to the Atlantic Ocean near 22N69W Thu afternoon, 23N67W Fri afternoon, strengthen to a hurricane near 23.5N66W Fri night, move to near 26N67W Sat night, and to near 29.5N 68W Sun night. Conditions in the Caribbean will improve tonight. NW Caribbean W of 85W .TODAY...NE winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. 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...NE winds 10 to 15 kt, shifting to E after midnight. Seas 2 ft or less. .SAT...E winds 10 to 15 kt. Seas 2 ft or less. .SAT NIGHT...SE winds less than 10 kt. Seas 2 ft or less. .SUN...SE winds less than 10 kt. Seas 2 ft or less. Caribbean N of 15N between 72W and 85W .TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...S of 18N, S winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Elsewhere, E winds 10 to 20 kt. Seas 3 to 5 ft. .THU...S of 18N, S winds less than 10 kt, shifting to SE in the afternoon. Elsewhere, E winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .FRI...S winds 10 to 15 kt S of 18N, and E less than 10 kt elsewhere. Seas 2 ft or less. .FRI NIGHT...S of 18N, SE winds 10 to 15 kt, shifting to S after midnight. Elsewhere, E winds less than 10 kt. Seas 2 ft or less. .SAT...SW winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...NW winds less than 10 kt, shifting to S after midnight. Seas 2 ft or less. .SUN...S winds less than 10 kt. Seas 2 ft or less. Caribbean from 11N to 15N W of 72W .TODAY...SW winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...Within 90 nm of coast of Colombia, W winds 10 to 15 kt, shifting to NW after midnight. Elsewhere, SW winds 10 to 15 kt. Seas 3 to 5 ft. .THU...S winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...NW winds 10 to 20 kt. Seas 3 ft. .FRI...Within 90 nm of coast of Colombia, NE winds 10 to 15 kt. Elsewhere, NE winds 10 to 15 kt, shifting to SE in the afternoon. Seas 2 ft or less. .FRI NIGHT...E winds 10 to 15 kt. Seas 2 ft or less. .SAT...E winds less than 10 kt. Seas 2 ft or less. .SAT NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less. .SUN...SE winds less than 10 kt. Seas 2 ft or less. SW Caribbean S of 11N .TODAY...SW winds 10 to 20 kt. Seas 4 to 6 ft. .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, shifting to N after midnight. Seas 2 ft or less. .FRI...E winds 10 to 15 kt. Seas 2 ft or less. .FRI NIGHT...NE winds less than 10 kt. 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...NE winds less than 10 kt. Seas 2 ft or less. .SUN...SE winds less than 10 kt. Seas 2 ft or less. Caribbean between 64W and 72W ...TROPICAL STORM WARNING... .TODAY...TROPICAL STORM CONDITIONS EXPECTED. NE winds less than 10 kt Gulf of Venezuela, and SE 35 to 45 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 8 to 14 ft elsewhere. .TONIGHT...Gulf of Venezuela, N 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...Gulf of Venezuela, NE winds 10 kt in the morning, becoming variable winds less than 10 kt. Elsewhere, SE winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 4 ft elsewhere. .THU NIGHT...E winds 10 to 15 kt. Seas 3 ft. .FRI...NE winds less than 10 kt Gulf of Venezuela, and SE 10 to 15 kt elsewhere. Seas 3 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .SAT...Gulf of Venezuela, NE winds less than 10 kt. Elsewhere, SE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 ft or less. .SAT NIGHT...SE winds 10 to 15 kt. Seas 2 ft or less. .SUN...SE winds 10 to 15 kt. Seas 2 ft or less. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...SE winds less than 10 kt, shifting to S in the afternoon. Seas 3 to 5 ft. .TONIGHT...S winds less than 10 kt. Seas 3 to 5 ft. .THU...NE winds less than 10 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...SE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .SAT...SE winds 10 to 15 kt, shifting to S in the afternoon. 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. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 20 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...E winds 10 to 15 kt. Seas 3 ft. .SAT...SE winds 10 to 15 kt. Seas 3 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...SE winds 10 to 15 kt. Seas 3 to 4 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Tropical Storm Franklin is near 17.4N 71.3W at 5 AM EDT moving north at 9 kt. Maximum sustained winds are 45 kt with gusts to 55 kt, and the minimum central pressure is 1000 mb. Franklin will move inland over the Dominican Republic to near 19N71W this afternoon, to the Atlantic Ocean near 22N69W Thu afternoon, 23N67W Fri afternoon, strengthen to a hurricane near 23.5N66W Fri night, move to near 26N67W Sat night, and to near 29.5N 68W Sun night. 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 .TODAY...NE winds less than 10 kt, increasing to 10 to 20 kt in the afternoon. Seas 3 to 5 ft. .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...E winds less than 10 kt. Seas 4 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 4 ft. .SUN...E winds less than 10 kt. Seas 3 to 4 ft. ATLC waters from 27N to 31N between 65W and 77W .TODAY...N winds 10 to 20 kt W of 70W, and NW less than 10 kt elsewhere. Seas 3 to 4 ft. .TONIGHT...W of 70W, NE winds 10 to 20 kt. Elsewhere, NW winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 3 to 5 ft. .THU...W of 70W, NE winds 15 to 25 kt. Elsewhere, N winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .FRI...NE winds 10 to 20 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. Bahamas N of 22N .TODAY...E winds 10 to 20 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 20 kt. Seas 3 ft. .THU...NE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 ft in the morning, subsiding to 2 ft or less. .THU NIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. 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 10 to 15 kt, diminishing to less than 10 kt in the afternoon. 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, shifting to SW in the afternoon. Seas 2 ft or less. ATLC waters from 22N to 27N between 65W and the Bahamas ...TROPICAL STORM WARNING... .TODAY...W of 70W, E winds 10 to 20 kt. Elsewhere, SE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 4 to 5 ft. .TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 15 to 25 kt. Seas 4 to 5 ft. .THU...TROPICAL STORM CONDITIONS EXPECTED. NE winds 20 to 30 kt W of 70W, and SE 35 to 45 kt elsewhere. Seas 5 to 7 ft W of 70W, and 8 to 12 ft elsewhere. .THU NIGHT...TROPICAL STORM CONDITIONS EXPECTED. W of 70W, NE winds 10 to 20 kt. Elsewhere, SE winds 35 to 45 kt, increasing to 45 to 55 kt after midnight. Seas 5 to 7 ft W of 70W, and 8 to 13 ft elsewhere. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. 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 10 to 15 ft elsewhere. .FRI NIGHT...HURRICANE CONDITIONS POSSIBLE. .SAT...HURRICANE CONDITIONS POSSIBLE. .SAT NIGHT...HURRICANE CONDITIONS POSSIBLE. .SUN...HURRICANE CONDITIONS POSSIBLE. ATLC waters S of 22N W of 65W ...TROPICAL STORM WARNING... .TODAY...E winds 20 to 35 kt. Seas 5 to 8 ft. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. SE winds 25 to 35 kt. Seas 8 to 12 ft. .THU...TROPICAL STORM CONDITIONS EXPECTED. S winds 30 to 40 kt. Seas 7 to 10 ft. .THU NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SW winds 25 to 30 kt, diminishing to 15 to 25 kt after midnight. Seas 4 to 6 ft. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. W winds 15 to 25 kt. Seas 4 to 6 ft. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...SW winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W .TODAY...E winds 10 to 15 kt. Seas 4 to 5 ft. .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 less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 4 ft. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to 20 kt. Seas 4 ft. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...S winds 10 to 15 kt. Seas 4 to 6 ft.