000 FZNT31 KNHC 181028 CCA OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 513 AM EDT Wed Aug 18 2021 Corrected synopsis for the SW N Atlantic Including the Bahamas 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 Grace near 18.8N 80.9W 998 mb at 5 AM EDT moving W at 14 kt. Maximum sustained winds 55 kt gusts 65 kt. Grace will move to 19.3N 83.2W this afternoon, strengthen to a hurricane near 19.9N 86.4W late tonight with maximum sustained winds 75 kt guts 90 kt, and weaken to a tropical storm inland the northern Yucatan Peninsula Thu afternoon. Elsewhere, fresh to strong trades will be over the central Caribbean through early Thu. NW Caribbean W of 85W ...HURRICANE WARNING... .TODAY...TROPICAL STORM CONDITIONS POSSIBLE. NE winds 10 to 15 kt, becoming N 15 to 25 kt in the afternoon. Seas 3 to 5 ft. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. N winds 35 to 45 kt, becoming SE 60 to 70 kt. Seas 8 to 11 ft, building to 10 to 15 ft after midnight. .THU...TROPICAL STORM CONDITIONS EXPECTED. SE winds 60 to 70 kt, diminishing to 25 to 35 kt in the afternoon. Seas 9 to 14 ft, subsiding to 8 to 11 ft in the afternoon. .THU NIGHT...SE winds 15 to 25 kt. Seas 6 to 9 ft. .FRI...SE winds 15 to 25 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .SAT...E winds 15 to 25 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean N of 15N between 72W and 85W ...TROPICAL STORM WARNING... .TODAY...TROPICAL STORM CONDITIONS. S of 18N, E winds 25 to 35 kt, becoming SE 15 to 25 kt in the afternoon. Elsewhere, E winds 45 to 60 kt. Seas 5 to 7 ft S of 18N, and 8 to 13 ft elsewhere. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. S of 18N, E winds 10 to 20 kt. Elsewhere, SE winds 55 to 65 kt, diminishing to 35 to 45 kt late. Seas 5 to 7 ft S of 18N, and 8 to 13 ft elsewhere. .THU...E winds 10 to 20 kt S of 18N, and E 20 to 30 kt elsewhere. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. .SAT NIGHT...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft S of 18N, and 3 to 5 ft elsewhere. .SUN...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 15 to 25 kt. Seas 6 to 7 ft within 90 nm of coast of Colombia, and 3 to 5 ft elsewhere. .TONIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 20 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. SW Caribbean S of 11N .TODAY...S winds less than 10 kt. Seas 2 ft or less. .TONIGHT...W winds less than 10 kt. Seas 3 to 4 ft. .THU...SW winds less than 10 kt. Seas 3 to 5 ft. .THU NIGHT...W 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, shifting to SW after midnight. Seas 3 to 4 ft. .SAT...S winds 10 to 15 kt. Seas 3 to 4 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. Caribbean between 64W and 72W .TODAY...E winds 15 to 25 kt. Seas 4 to 6 ft. .TONIGHT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. .THU...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 20 kt. Gulf of Venezuela, seas 3 ft in the morning, subsiding to 2 ft or less. Elsewhere, seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .SAT...E winds 10 to 20 kt Gulf of Venezuela, and E 15 to 25 kt elsewhere. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. .SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 20 kt Gulf of Venezuela, and E 15 to 25 kt elsewhere. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...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. .FRI...E winds 10 to 20 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...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 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 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 5 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Tropical Storm Henri near 30.1N 65.7W 998 mb at 5 AM EDT moving W at 7 kt. Maximum sustained winds 55 kt gusts 65 kt. Henri will move to 29.9N 66.9W this afternoon with maximum sustained winds 60 kt gusts 75 kt and maintain intensity as it reaches near 29.8N 68.7W late tonight, to near 29.8N 70.6W Thu afternoon, to near 30.4N 71.8W late Thu night, then strengthen to a hurricane near 31.4N 72.3W Fri afternoon with maximum sustained winds 65 kt gusts 80 kt and to north of the area near 33.0N 71.9W. Fresh east to southeast winds over the far southwest part of the area will shift W to the Straits of Florida tonight. Otherwise, high pressure will persist across the forecast waters through the period. ATLC waters from 27N to 31N W of 77W .TODAY...SE winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. .THU...E winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...NW winds less than 10 kt. Seas 3 to 5 ft. .FRI...W winds less than 10 kt. Seas 4 to 6 ft. .FRI NIGHT...SW winds less than 10 kt, shifting to S after midnight. Seas 4 to 6 ft. .SAT...SW winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...S winds 10 to 20 kt. Seas 3 to 4 ft. .SUN...S winds 10 to 20 kt. Seas 3 to 4 ft. ATLC waters from 27N to 31N between 65W and 77W ...TROPICAL STORM WARNING... .TODAY...TROPICAL STORM CONDITIONS. NE winds 10 to 15 kt W of 70W, and W 45 to 55 kt elsewhere. Seas 4 to 6 ft W of 70W, and 8 to 11 ft elsewhere. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. N winds 10 to 20 kt W of 70W, and SW 45 to 55 kt elsewhere. Seas 5 to 7 ft W of 70W, and 9 to 14 ft elsewhere. .THU...TROPICAL STORM CONDITIONS EXPECTED. W of 70W, N winds 30 to 40 kt, increasing to 50 to 60 kt in the afternoon. Elsewhere, S winds 45 to 60 kt. Seas 9 to 13 ft. .THU NIGHT...TROPICAL STORM CONDITIONS EXPECTED. W of 70W, NW winds 50 to 60 kt. Elsewhere, S winds 30 to 40 kt, diminishing to 15 to 25 kt late. Seas 9 to 14 ft W of 70W, and 6 to 8 ft elsewhere. .FRI...HURRICANE CONDITIONS POSSIBLE. SW winds 50 to 60 kt W of 70W, and S 10 to 20 kt elsewhere. Seas 7 to 10 ft W of 70W, and 5 to 7 ft elsewhere. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT...S winds 15 to 25 kt W of 70W, and S 10 to 20 kt elsewhere. Seas 5 to 7 ft. .SAT NIGHT...S winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...S winds 10 to 20 kt. Seas 4 to 5 ft. Bahamas N of 22N .TODAY...E winds 10 to 20 kt. Seas 3 ft in the morning, subsiding to 2 ft or less. .TONIGHT...E winds 10 to 15 kt. Seas 2 ft or less. .THU...E winds 10 to 15 kt. Seas 2 ft or less. .THU NIGHT...E winds 10 to 15 kt. Seas 2 ft or less. .FRI...E winds 10 to 15 kt. Seas 2 ft or less. .FRI NIGHT...E winds 10 to 20 kt. Seas 2 ft or less. .SAT...SE winds 10 to 20 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds 10 to 20 kt. Seas 3 to 4 ft. .SUN...SE winds 10 to 20 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .TODAY...E winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...W of 70W, NE winds 10 to 15 kt. Elsewhere, SE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 4 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 4 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...SE winds 10 to 15 kt. Seas 4 to 5 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 4 to 5 ft. .SAT...SE winds 10 to 20 kt. Seas 4 to 5 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...SE winds 10 to 20 kt. Seas 5 to 7 ft. ATLC waters S of 22N W of 65W .TODAY...E winds 10 to 20 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 20 kt. Seas 3 to 4 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 15 to 25 kt. Seas 3 to 5 ft. .FRI NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .SAT...E winds 15 to 25 kt. Seas 4 to 6 ft. .SAT NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .SUN...E winds 15 to 25 kt. Seas 5 to 7 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 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 5 to 6 ft. .FRI...E winds 15 to 20 kt. Seas 5 to 7 ft. .FRI NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .SAT...E winds 15 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 6 to 7 ft. .SUN...E winds 15 to 20 kt. Seas 6 to 7 ft.