000 FZNT31 KNHC 181523 OFFN20 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1123 AM EDT SUN OCT 18 2015 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...ACTIVE CONVECTION WILL CONTINUE ACROSS THE NW CARIBBEAN W OF 80W THROUGH WED MORNING IN PART DUE TO A BROAD CYCLONIC CIRCULATION EXTENDING FROM THE TROPICAL EASTERN PACIFIC NE ACROSS CENTRAL AMERICA AND THE YUCATAN PENINSULA. LIGHT TO MODERATE TRADEWINDS ARE EXPECTED ACROSS MOST OF THE BASIN THROUGH MON EXCEPT FOR PULSING STRONG TRADES ACROSS S CENTRAL PORTIONS...INCLUDING THE GULF OF VENEZUELA AND AND WESTERN BONAIRE TRENCH. ATLC FRONT TO SINK SE AND REACH STRAITS OF FLORIDA TO NEAR 26N65W BY MON AFTERNOON...WITH STRONG HIGH PRES BEHIND IT INCREASING THE PRES GRADIENT ACROSS THE CARIB AND WILL EXPAND AREA OF FRESH TRADES ACROSS CENTRAL PORTIONS THROUGH WED. NW CARIBBEAN W OF 85W .THIS AFTERNOON...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .MON...E WINDS 10 TO 20 KT. SEAS 4 TO 6 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 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 4 FT. .THU NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. CARIBBEAN N OF 15N BETWEEN 72W AND 85W .THIS AFTERNOON...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT S OF 18N... AND 2 FT OR LESS ELSEWHERE. .TONIGHT...E WINDS 10 TO 15 KT. S OF 18N...SEAS 3 TO 5 FT. ELSEWHERE...SEAS 2 FT OR LESS...BUILDING TO 3 FT LATE. .MON...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .MON NIGHT...E WINDS 10 TO 15 KT. S OF 18N...SEAS 3 TO 5 FT. ELSEWHERE...SEAS 3 FT IN THE EVENING...SUBSIDING TO 2 FT OR LESS. .TUE...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE NIGHT...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 15 KT. SEAS 3 TO 5 FT. .THU...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .THU NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. CARIBBEAN FROM 11N TO 15N W OF 72W .THIS AFTERNOON...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...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 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 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 15 KT. SEAS 3 TO 4 FT. SW CARIBBEAN S OF 11N .THIS AFTERNOON...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT. .TONIGHT...N WINDS LESS THAN 10 KT. SEAS 3 FT. .MON...NE WINDS LESS THAN 10 KT. SEAS 3 FT. .MON NIGHT...NE WINDS LESS THAN 10 KT. SEAS 3 FT. .TUE...NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .TUE NIGHT...N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .WED...NW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .WED NIGHT...N WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .THU...NW WINDS LESS THAN 10 KT. SEAS 3 FT. .THU NIGHT...N WINDS LESS THAN 10 KT. SEAS 3 FT. CARIBBEAN BETWEEN 64W AND 72W .THIS AFTERNOON...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .MON...E WINDS 10 TO 15 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 4 TO 6 FT. .TUE NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 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 15 KT. SEAS 3 TO 4 FT. OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO 19N W OF 55W .THIS AFTERNOON...SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .TONIGHT...SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .MON...E WINDS LESS THAN 10 KT. SEAS 3 FT. .MON NIGHT...E WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT LATE. SEAS 3 TO 5 FT. .TUE...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .WED...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .WED NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .THU...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .THU NIGHT...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO 15N W OF 55W .THIS AFTERNOON...E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .MON...E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .MON NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE NIGHT...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 15 KT. SEAS 3 TO 5 FT. .THU...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .THU NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...A STATIONARY FRONT EXTENDING FROM 31N66W TO NW BAHAMAS TO THE STRAITS OF FLORIDA WILL DRIFT SE AND WEAKEN THROUGH TUE. A NEW COLD FRONT MOVING SE ACROSS NW PORTIONS EXTENDS FROM 31N72W TO CENTRAL FLORIDA AND IS EXPECTED TO REACH FROM 30N68W TO NEAR MIAMI BY 06Z MON AND NEAR 30N55W TO THE STRAITS OF FLORIDA BY 06Z TUE. STRONG HIGH PRES BUILDING BEHIND THE FRONT WILL PRODUCE A LARGE AREA OF STRONG NE WINDS RESULTING IN VERY ROUGH AND BUILDING SEAS. FRONTS TO MERGE BY TUE AND LINGER THROUGH MID WEEK WITH WINDS AND SEAS SUBSIDING MODESTLY TUE THROUGH WED. ATLC WATERS FROM 27N TO 31N W OF 77W .THIS AFTERNOON...NE WINDS 20 TO 30 KT. SEAS 6 TO 9 FT. .TONIGHT...NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. .MON...NE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. .MON NIGHT...E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT. .TUE...E WINDS 15 TO 20 KT. SEAS 6 TO 9 FT. .TUE NIGHT...E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT. .WED...E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT. .WED NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .THU...NE WINDS 10 TO 20 KT. SEAS 6 TO 7 FT. .THU NIGHT...NE WINDS 10 TO 20 KT. SEAS 6 TO 7 FT. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .THIS AFTERNOON...W OF 70W...N WINDS 10 TO 15 KT...INCREASING TO 15 TO 25 KT IN THE AFTERNOON. ELSEWHERE...NW WINDS 10 KT. SEAS 4 TO 6 FT W OF 70W...AND 3 FT ELSEWHERE. .TONIGHT...W OF 70W...NE WINDS 15 TO 25 KT...SEAS 6 TO 9 FT. ELSEWHERE...N WINDS 10 TO 15 KT...INCREASING TO 15 TO 25 KT LATE...SEAS 3 TO 4 FT...BUILDING TO 5 TO 7 FT AFTER LATE. .MON...NE WINDS 15 TO 25 KT. SEAS 8 TO 12 FT W OF 70W...AND 6 TO 9 FT ELSEWHERE. .MON NIGHT...NE WINDS 15 TO 25 KT. SEAS 8 TO 11 FT. .TUE...E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. .TUE NIGHT...E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. .WED...NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. .WED NIGHT...NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. .THU...NE WINDS 15 TO 25 KT. SEAS 8 TO 11 FT. .THU NIGHT...NE WINDS 15 TO 25 KT. SEAS 8 TO 11 FT. BAHAMAS N OF 22N .THIS AFTERNOON...NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. .TONIGHT...NE WINDS 10 TO 20 KT. SEAS 2 FT OR LESS...BUILDING TO 3 TO 4 FT LATE. .MON...NE WINDS 15 TO 25 KT. SEAS 4 TO 6 FT. .MON NIGHT...NE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. .TUE...E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. .TUE NIGHT...NE WINDS 15 TO 25 KT. SEAS 4 TO 6 FT. .WED...NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .WED NIGHT...NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .THU...NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .THU NIGHT...NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS .THIS AFTERNOON...S WINDS LESS THAN 10 KT. SEAS 3 FT. .TONIGHT...NE WINDS 10 TO 20 KT W OF 70W...AND W LESS THAN 10 KT ELSEWHERE. SEAS 4 TO 6 FT W OF 70W...AND 3 FT ELSEWHERE. .MON...NE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT W OF 70W...AND 4 TO 6 FT ELSEWHERE. .MON NIGHT...NE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .TUE...E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT. .TUE NIGHT...E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. .WED...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .WED NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .THU...NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .THU NIGHT...N WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. ATLC WATERS S OF 22N W OF 65W .THIS AFTERNOON...SE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .TONIGHT...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .MON...E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .MON NIGHT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS...BUILDING TO 3 TO 4 FT LATE. .TUE...E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT. .TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .WED...SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT. .WED NIGHT...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .THU...W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .THU NIGHT...NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W .THIS AFTERNOON...SE WINDS 10 KT. SEAS 3 TO 5 FT. .TONIGHT...SE WINDS 10 KT. SEAS 3 TO 4 FT. .MON...S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .MON NIGHT...E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .TUE...E WINDS 10 KT. SEAS 4 TO 5 FT. .TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .WED...SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .WED NIGHT...SE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT. .THU...SE WINDS 10 TO 15 KT. SEAS 6 FT. .THU NIGHT...SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.