000 FZNT31 KNHC 040306 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1006 PM EST Sun Dec 3 2017 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...Moderate to fresh trades in the south-central Caribbean will strengthen and expand in coverage Monday through Wednesday. Fresh NE winds SW of Cuba will become strong tonight through Tuesday and spread southwestward over the NW Caribbean. Fresh to locally strong nocturnal NE winds are expected through the Windward Passage tonight through Tuesday night. A surface trough over the eastern Caribbean from just E of Puerto Rico to near 11N70W will move westward across the rest of the eastern Caribbean tonight and across the central Caribbean Monday as it wakens. Another surface trough just SE of the tropical N Atlantic zones will move across the southern portion of those zones through Wednesday. NW Caribbean W of 85W .OVERNIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...NE winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds 10 to 15 kt, diminishing to less than 10 kt after midnight. Seas 3 to 4 ft. .THU...NE winds less than 10 kt. Seas 3 to 4 ft. .THU NIGHT...Variable winds less than 10 kt. Seas 3 ft. .FRI...NW winds less than 10 kt, increasing to 10 to 20 kt in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. Caribbean N of 15N between 72W and 85W .OVERNIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...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...NE winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .OVERNIGHT...E winds 20 to 25 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 5 to 7 ft. .MON...E winds 15 to 25 kt within 90 nm of coast of Colombia, and NE 10 to 20 kt elsewhere. Seas 6 to 8 ft. .MON NIGHT...E winds 20 to 25 kt within 90 nm of coast of Colombia, and NE 15 to 25 kt elsewhere. Seas 6 to 9 ft. .TUE...E winds 15 to 25 kt. Seas 6 to 9 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft. .WED...E winds 15 to 25 kt. Seas 7 to 10 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. SW Caribbean S of 11N .OVERNIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .MON...NE winds 10 to 15 kt. Seas 5 to 7 ft. .MON NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. .TUE...NE winds 10 to 15 kt. Seas 6 to 8 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. .WED...SW winds 10 to 15 kt, shifting to W in the afternoon. Seas 6 to 8 ft. .WED NIGHT...W winds less than 10 kt. Seas 5 to 7 ft. .THU...W winds less than 10 kt. Seas 5 to 7 ft. .THU NIGHT...W winds less than 10 kt. Seas 4 to 6 ft. .FRI...SW winds less than 10 kt, shifting to W in the afternoon. Seas 3 to 5 ft. .FRI NIGHT...NW winds less than 10 kt. Seas 3 to 5 ft. Caribbean between 64W and 72W .OVERNIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 3 to 5 ft. .MON...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. .MON NIGHT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .TUE...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .WED...E winds 10 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU...E winds 10 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 7 ft. .FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .OVERNIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .WED...E winds 10 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. .THU...E winds 10 to 20 kt. Seas 7 to 10 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 8 to 11 ft. .FRI...E winds 10 to 20 kt. Seas 8 to 11 ft. .FRI NIGHT...E winds 10 to 20 kt. Seas 8 to 11 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .OVERNIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .WED...E winds 10 to 20 kt. Seas 6 to 8 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .THU...E winds 10 to 15 kt. Seas 6 to 8 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...E winds 10 to 20 kt. Seas 7 to 10 ft. .FRI NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...A frontal boundary from near 22N60W to just N of the central coast of Hispaniola will begin to slowly move southeastward late tonight to SE of the area on Monday. Moderate NE winds will prevail across the region through Monday, then high pressure building near Bermuda will induce fresh to strong easterly winds over central and southern waters Monday night through Wednesday morning. The high will shift eastward on Wednesday in response to a cold front that will move across the NW portion. The front is expected to reach from near 31N74W to near Vero Beach by early on Thursday and slow down. The western portion of the front will lift N as a warm front late on Thursday as a stronger cold front moves to just offshore the SE United States coast. This second cold front will quickly merge with the first front from near 31N73W to the NW Bahamas and to western Cuba by Friday night. High pres over the area will shift to the far eastern portion by Friday night as the front advances across the western and central waters. ATLC waters from 27N to 31N W of 77W .OVERNIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...SE winds 10 to 15 kt. Seas 4 to 5 ft. .TUE NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. .WED...S winds 10 to 15 kt, shifting to SW in the afternoon. Seas 4 to 6 ft. .WED NIGHT...N winds less than 10 kt. Seas 5 to 6 ft. .THU...E winds less than 10 kt. Seas 5 to 6 ft. .THU NIGHT...SE winds less than 10 kt, shifting to S after midnight. Seas 5 to 7 ft. .FRI...W winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...NW winds 15 to 20 kt. Seas 6 to 8 ft. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .OVERNIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. .MON...NE winds 10 to 15 kt. Seas 4 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .WED...SE winds 10 to 15 kt. Seas 6 to 8 ft. .WED NIGHT...S winds 10 to 15 kt. Seas 6 to 8 ft. .THU...S winds 10 to 15 kt. Seas 6 to 8 ft. .THU NIGHT...S winds 10 to 20 kt. Seas 6 to 8 ft. .FRI...S winds 15 to 25 kt. Seas 7 to 9 ft. .FRI NIGHT...SW winds 15 to 25 kt. Seas 7 to 10 ft. Bahamas N of 22N .OVERNIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .MON...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...SW winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NW winds 10 to 20 kt. Seas 3 to 5 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .OVERNIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .MON...NE winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 15 to 25 kt. Seas 6 to 8 ft. .TUE...E winds 15 to 25 kt. Seas 6 to 9 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 7 to 9 ft. .WED...E winds 10 to 20 kt. Seas 7 to 9 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 7 to 9 ft. .THU...SE winds 10 to 20 kt. Seas 7 to 9 ft. .THU NIGHT...SE winds 10 to 20 kt. Seas 7 to 10 ft. .FRI...SE winds 15 to 20 kt. Seas 7 to 9 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 6 to 9 ft. ATLC waters S of 22N W of 65W .OVERNIGHT...E winds 10 to 15 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 5 to 7 ft. .TUE...E winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED...E winds 10 to 20 kt. Seas 6 to 9 ft. .WED NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .THU...E winds 10 to 20 kt. Seas 6 to 8 ft. .THU NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. .FRI...SE winds 10 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. ATLC waters from 19N to 22N between 55W and 65W .OVERNIGHT...E winds less than 10 kt. Seas 4 to 5 ft. .MON...E winds less than 10 kt. Seas 4 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...NE winds 10 to 20 kt. Seas 6 to 8 ft. .TUE NIGHT...NE winds 15 to 20 kt. Seas 6 to 9 ft. .WED...NE winds 15 to 20 kt. Seas 7 to 9 ft. .WED NIGHT...NE winds 15 to 20 kt. Seas 9 to 10 ft. .THU...E winds 10 to 20 kt. Seas 9 to 10 ft. .THU NIGHT...E winds 15 to 20 kt. Seas 10 to 11 ft. .FRI...E winds 15 to 20 kt. Seas 10 to 11 ft. .FRI NIGHT...E winds 15 to 20 kt. Seas 9 to 10 ft.