852 FZNT31 KNHC 080915 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 515 AM EDT Sat Sep 8 2018 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 ATLC from 07N to 19N between 55W and 64W .SYNOPSIS...Tropical Depression Nine located near 14.3N 35.4W at 5 AM EDT, moving WNW at 4 kt. Maximum sustained winds are 30 kt with gusts to 40 kt. The depression is forecast to become a tropical storm today and continue intensifying as it generally heads W. This system could affect the eastern Caribbean by Thursday. Otherwise, relatively weak ridging over the western Atlantic will maintain moderate to fresh trade winds over most of the region into Sun. Building high pressure over the eastern Gulf of Mexico will allow fresh to locally strong E to SE winds and building seas over portions of the NW Caribbean Sun through Tue. NW Caribbean W of 85W .TODAY...SE winds 10 to 15 kt. Seas 2 ft or less. .TONIGHT...SE winds 10 to 20 kt. Seas 2 ft or less, building to 3 to 4 ft after midnight. .SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .WED...E winds 10 to 20 kt. Seas 3 to 4 ft. Caribbean N of 15N between 72W and 85W .TODAY...S of 18N, E winds 10 to 15 kt. Elsewhere, SE winds less than 10 kt, shifting to E in the afternoon. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. .SUN NIGHT...E winds 10 to 20 kt. S of 18N, seas 3 to 5 ft. Elsewhere, seas 2 ft or less, building to 3 ft after midnight. .MON...E winds 10 to 20 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .TUE...E winds 10 to 20 kt. Seas 3 to 4 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED...E winds 10 to 15 kt. Seas 3 to 4 ft. Caribbean from 11N to 15N W of 72W .TODAY...E winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...E winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .WED...E winds 10 to 20 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .TODAY...S winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...N winds less than 10 kt in the evening, becoming variable winds less than 10 kt. Seas 3 ft. .SUN...Variable winds less than 10 kt. Seas 3 ft. .SUN NIGHT...NE winds less than 10 kt. Seas 2 ft or less. .MON...NE winds less than 10 kt. Seas 3 ft. .MON NIGHT...N winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .TUE...N winds 10 to 15 kt. Seas 3 ft. .TUE NIGHT...N winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 ft. .WED...NE winds 10 to 15 kt. Seas 3 ft. Caribbean between 64W and 72W .TODAY...E winds 10 to 20 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 20 kt. Gulf of Venezuela, seas 2 ft or less, building to 3 ft after midnight. Elsewhere, seas 3 to 5 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 20 kt. Gulf of Venezuela, seas 2 ft or less, building to 3 ft after midnight. Elsewhere, seas 3 to 5 ft. .MON...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...E winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W ...HURRICANE CONDITIONS POSSIBLE TUE NIGHT AND WED... .TODAY...E winds less than 10 kt. Seas 4 to 6 ft. .TONIGHT...NE winds less than 10 kt. Seas 4 to 6 ft. .SUN...E winds less than 10 kt. Seas 4 to 6 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. Seas 4 to 6 ft. .TUE NIGHT...HURRICANE CONDITIONS POSSIBLE. .WED...HURRICANE CONDITIONS POSSIBLE. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W ...HURRICANE CONDITIONS POSSIBLE TUE NIGHT AND WED... .TODAY...E winds less than 10 kt. Seas 3 to 5 ft. .TONIGHT...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 10 to 15 kt, diminishing to less than 10 kt in the afternoon. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...NE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...HURRICANE CONDITIONS POSSIBLE. .WED...HURRICANE CONDITIONS POSSIBLE. Synopsis for the the SW N ATLC including the Bahamas .SYNOPSIS...Tropical Storm Florence located near 24.5N 54.2W at 5 AM EDT, moving W at 8 kt. Maximum sustained winds are 55 kt with gusts to 65 kt. Florence will move westward and re- intensify to hurricane strength tonight, and is expected to move across the NE forecast zones Mon night through Thu. Otherwise, a weak pressure pattern across the SW N Atlc will maintain gentle to moderate mainly easterly winds across the area through Mon. ATLC waters from 27N to 31N W of 77W ...HURRICANE CONDITIONS POSSIBLE WED... .TODAY...SE winds 10 kt. Seas 4 to 5 ft. .TONIGHT...SE winds 10 kt. Seas 4 to 5 ft. .SUN...S winds 10 kt. Seas 5 ft. .SUN NIGHT...S winds 10 kt. Seas 5 ft. .MON...S winds 10 kt. Seas 5 ft. .MON NIGHT...SE winds less than 10 kt. Seas 5 ft. .TUE...Variable winds less than 10 kt. Seas 5 to 6 ft. .TUE NIGHT...Variable winds less than 10 kt. Seas 5 to 7 ft. .WED...HURRICANE CONDITIONS POSSIBLE. ATLC waters from 27N to 31N between 65W and 77W ...TROPICAL STORM CONDITIONS POSSIBLE MON... ...HURRICANE CONDITIONS POSSIBLE MON NIGHT THROUGH WED... .TODAY...SW winds less than 10 kt. Seas 5 to 7 ft. .TONIGHT...SW winds less than 10 kt. Seas 5 to 6 ft. .SUN...SW winds less than 10 kt. Seas 5 to 6 ft. .SUN NIGHT...W of 70W, E winds less than 10 kt. Elsewhere, N winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 5 to 7 ft. .MON...TROPICAL STORM CONDITIONS POSSIBLE. E winds less than 10 kt W of 70W, and N 10 to 15 kt elsewhere. Seas 5 to 6 ft W of 70W, and 7 to 10 ft elsewhere. .MON NIGHT...HURRICANE CONDITIONS POSSIBLE. .TUE...HURRICANE CONDITIONS POSSIBLE. .TUE NIGHT...HURRICANE CONDITIONS POSSIBLE. .WED...HURRICANE CONDITIONS POSSIBLE. Bahamas N of 22N ...TROPICAL STORM CONDITIONS POSSIBLE WED... .TODAY...S winds less than 10 kt. Seas 3 ft. .TONIGHT...SE winds less than 10 kt. Seas 3 ft. .SUN...SE winds 10 kt. Seas 3 ft. .SUN NIGHT...SE winds 10 to 15 kt. Seas 3 ft. .MON...E winds 10 to 15 kt. Seas 3 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 ft. .TUE...NE winds less than 10 kt. Seas 3 to 4 ft. .TUE NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .WED...TROPICAL STORM CONDITIONS POSSIBLE. E winds less than 10 kt. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas ...TROPICAL STORM CONDITIONS POSSIBLE MON... ...HURRICANE CONDITIONS POSSIBLE MON NIGHT THROUGH WED... .TODAY...SE winds less than 10 kt. Seas 5 to 6 ft. .TONIGHT...E winds less than 10 kt. Seas 5 to 6 ft. .SUN...NE winds less than 10 kt. Seas 5 to 7 ft. .SUN NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 5 to 7 ft. .MON...TROPICAL STORM CONDITIONS POSSIBLE. NE winds 10 to 15 kt. Seas 5 to 6 ft W of 70W, and 6 to 9 ft elsewhere. .MON NIGHT...HURRICANE CONDITIONS POSSIBLE. .TUE...HURRICANE CONDITIONS POSSIBLE. .TUE NIGHT...HURRICANE CONDITIONS POSSIBLE. .WED...HURRICANE CONDITIONS POSSIBLE. ATLC waters S of 22N W of 65W .TODAY...E winds 10 kt. Seas 3 to 5 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .MON...NE winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...SE winds less than 10 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W ...TROPICAL STORM CONDITIONS POSSIBLE WED... .TODAY...NE winds less than 10 kt, shifting to NW in the afternoon. Seas 6 to 9 ft. .TONIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft. .SUN...NW winds 10 to 20 kt. Seas 7 to 8 ft. .SUN NIGHT...NW winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 6 to 8 ft. .MON...S winds less than 10 kt. Seas 6 to 8 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft. .TUE...E winds 10 to 15 kt. Seas 6 to 7 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED...TROPICAL STORM CONDITIONS POSSIBLE.