000 FZNT31 KNHC 292112 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 512 PM EDT Tue Aug 29 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...Hurricane Idalia is in the Gulf of Mexico near 26.1N 84.8W at 5 PM EDT, and is moving north at 14 kt. Maximum sustained winds are 85 kt with gusts to 105 kt, and the minimum central pressure is 972 mb. Fresh to strong southerly winds associated with the cyclonic circulation of Idalia continue to affect the NW Caribbean with seas to 8 ft. Conditions will continue to improve this evening and tonight. Elsewhere, expect increasing trades and bulling seas over the south-central Caribbean the remainder of the week. NW Caribbean W of 85W .TONIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. .WED...S winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds 10 to 15 kt. Seas 3 ft in the evening, subsiding to 2 ft or less. .THU...SE winds 10 to 20 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 3 to 4 ft. .FRI...E winds 10 to 20 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...E winds less than 10 kt. Seas 3 ft. Caribbean N of 15N between 72W and 85W .TONIGHT...E winds 10 to 20 kt S of 18N, and SE 15 to 25 kt elsewhere. Seas 3 to 5 ft. .WED...SE winds 10 to 20 kt. Seas 3 to 5 ft. .WED NIGHT...E winds 15 to 25 kt S of 18N, and SE 10 to 20 kt elsewhere. Seas 4 to 6 ft. .THU...E winds 15 to 25 kt S of 18N, and SE 10 to 20 kt elsewhere. Seas 4 to 6 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .SAT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. Caribbean from 11N to 15N W of 72W .TONIGHT...E winds 15 to 25 kt. Seas 3 to 5 ft. .WED...E winds 15 to 25 kt. Seas 6 to 8 ft within 90 nm of coast of Colombia, and 3 to 5 ft elsewhere. .WED NIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft within 90 nm of coast of Colombia, and 4 to 6 ft elsewhere. .THU...E winds 15 to 25 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 15 to 25 kt within 90 nm of coast of Colombia, and E 20 to 30 kt elsewhere. Seas 5 to 7 ft. .FRI...E winds 15 to 25 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. .SAT...E winds 15 to 25 kt. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 20 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 4 to 6 ft. .SUN...E winds 10 to 20 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .TONIGHT...NE winds less than 10 kt. Seas 2 ft or less. .WED...N winds 10 to 15 kt. Seas 2 ft or less. .WED NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .THU...N winds 10 to 20 kt, shifting to SW 10 to 15 kt in the afternoon. Seas 3 to 5 ft. .THU NIGHT...N winds less than 10 kt. Seas 3 to 5 ft. .FRI...W winds less than 10 kt. Seas 3 to 5 ft. .FRI NIGHT...NW winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .SAT...NW winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...NW winds 10 to 15 kt. Seas 3 to 5 ft. Caribbean between 64W and 72W .TONIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 20 to 30 kt Gulf of Venezuela, and E 15 to 25 kt elsewhere. Seas 5 to 7 ft. .THU...E winds 15 to 25 kt. Seas 3 to 5 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .THU NIGHT...NE winds 20 to 30 kt Gulf of Venezuela, and E 15 to 25 kt elsewhere. Seas 5 to 7 ft. .FRI...E winds 15 to 25 kt. Seas 3 to 5 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .FRI NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .SAT...NE winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 20 kt. Gulf of Venezuela, seas 3 ft in the morning, subsiding to 2 ft or less. Elsewhere, seas 3 to 5 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TONIGHT...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 20 kt. Seas 3 to 5 ft. .THU...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .FRI...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...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 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 20 kt. Seas 3 to 4 ft. .FRI...E winds 10 to 20 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 20 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 20 kt. Seas 3 to 5 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Hurricane Franklin is north of area near 31.4N 69.9W at 5 PM EDT, and is moving northeast at 10 kt. Maximum sustained winds are 110 kt with gusts to 135 kt, and the minimum central pressure is 947 mb. Tropical storm conditions will continue to impact the waters north of 27N tonight and tomorrow morning. Hurricane Idalia is in the Gulf of Mexico near 26.1N 84.8W at 5 PM EDT, and is moving north at 14 kt. Maximum sustained winds are 85 kt with gusts to 105 kt, and the minimum central pressure is 972 mb. Idalia will move to 28.3N 84.5W Wed morning, inland to 31.0N 82.9W Wed afternoon, move inland and weaken to a tropical storm near 32.9N 80.2W Thu morning, 33.9N 77.1W Thu afternoon, 33.8N 74.2W Fri morning, and 33.3N 71.8W Fri afternoon. Idalia will change little in intensity as it moves to near 32.3N 69.6W Sat afternoon. Expect increasing winds and building seas E of Florida beginning late tonight as Idalia moves across the Eastern Gulf of Mexico, and eventually into the W Atlantic. ATLC waters from 27N to 31N W of 77W ...TROPICAL STORM WARNING... .TONIGHT...S winds 10 to 20 kt. Seas 6 to 8 ft. .WED...TROPICAL STORM CONDITIONS POSSIBLE. S winds 20 to 30 kt. Seas 6 to 9 ft. .WED NIGHT...TROPICAL STORM CONDITIONS EXPECTED. SW winds 25 to 35 kt. Seas 7 to 10 ft. .THU...SW winds 20 to 30 kt. Seas 7 to 10 ft. .THU NIGHT...W winds 20 to 30 kt. Seas 5 to 7 ft. .FRI...N winds 15 to 25 kt. Seas 3 to 5 ft. .FRI NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. .SAT...N winds 15 to 25 kt. Seas 7 to 10 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. .SUN...NE winds 10 to 20 kt. Seas 6 to 9 ft. ATLC waters from 27N to 31N between 65W and 77W ...TROPICAL STORM WARNING... .TONIGHT...TROPICAL STORM CONDITIONS. W of 70W, W winds 45 to 55 kt, diminishing to 20 to 30 kt after midnight,Seas 9 to 14 ft, subsiding to 8 to 11 ft after midnight. Elsewhere, SW winds 45 to 55 kt, diminishing to 25 to 35 kt after midnight,Seas 10 to 15 ft. .WED...SW winds 15 to 25 kt W of 70W, and W 20 to 30 kt elsewhere. Seas 7 to 10 ft W of 70W, and 8 to 13 ft elsewhere. .WED NIGHT...SW winds 20 to 30 kt W of 70W, and W 10 to 20 kt elsewhere. Seas 5 to 7 ft W of 70W, and 7 to 10 ft elsewhere. .THU...SW winds 20 to 30 kt W of 70W, and W 10 to 20 kt elsewhere. Seas 5 to 7 ft. .THU NIGHT...SW winds 20 to 30 kt W of 70W, and W 10 to 20 kt elsewhere. Seas 5 to 7 ft W of 70W, and 3 to 5 ft elsewhere. .FRI...W winds 20 to 30 kt W of 70W, and SW 10 to 20 kt elsewhere. Seas 4 to 6 ft. .FRI NIGHT...NW winds 15 to 25 kt W of 70W, and SW 15 to 25 kt elsewhere. Seas 5 to 7 ft. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SUN...NE winds 20 to 30 kt W of 70W, and SW 30 to 40 kt elsewhere. Seas 5 to 7 ft. Bahamas N of 22N .TONIGHT...SE winds 10 to 20 kt. Seas 3 ft. .WED...S winds 10 to 20 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .WED NIGHT...S winds 10 to 20 kt. Seas 2 ft or less. .THU...SE winds 10 to 15 kt. Seas 2 ft or less. .THU NIGHT...SE winds 10 to 15 kt. Seas 2 ft or less. .FRI...SE winds 10 to 15 kt, shifting to E in the afternoon. Seas 2 ft or less. .FRI NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .SAT...NE winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 ft or less. .SAT NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less. .SUN...E winds 10 to 15 kt. Seas 2 ft or less. ATLC waters from 22N to 27N between 65W and the Bahamas .TONIGHT...SW winds 10 to 20 kt. Seas 6 to 8 ft. .WED...S winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. .THU...S winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...SE winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 4 ft. .FRI NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .SAT...W of 70W, E winds less than 10 kt, shifting to NE in the afternoon. Elsewhere, S winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...W of 70W, NE winds 10 to 15 kt, shifting to E after midnight. Elsewhere, S winds less than 10 kt. Seas 3 to 5 ft. .SUN...SE winds less than 10 kt. Seas 3 to 5 ft. ATLC waters S of 22N W of 65W .TONIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .WED...SE winds 10 to 15 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 20 kt. Seas 3 to 5 ft. .FRI...E winds 10 to 20 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 4 ft in the morning, subsiding to 2 ft or less. .SAT NIGHT...E winds 10 to 15 kt. Seas 2 ft or less. .SUN...E winds 10 to 15 kt. Seas 2 ft or less. ATLC waters from 19N to 22N between 55W and 65W .TONIGHT...E winds 10 to 15 kt. Seas 4 ft. .WED...E winds 10 to 15 kt. Seas 4 to 5 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. .FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 4 to 5 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 ft. .SAT...E winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 4 ft.