000 FZNT31 KNHC 190918 OFFN20 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 518 AM EDT MON OCT 19 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 THROUGH THE MIDDLE OF THE WEEK DUE TO ABUNDANT LLVL MOISTURE...A DIFFLUENT ENVIRONMENT ALOFT AND A TROUGH OF LOW PRESSURE DEVELOPING LATER TODAY. LOW PRESSURE OVER NORTHERN COLOMBIA INCREASES THE PRESSURE GRADIENT IN THE SOUTH-CENTRAL BASIN SUPPORTING MODERATE TO FRESH TRADES THROUGH WED AFTERNOON...BECOMING STRONG IN THE GULF OF VENEZUELA AND ADJACENT WATERS THROUGH WED MORNING. OTHERWISE...LIGHT TO MODERATE TRADES PREVAIL ACROSS THE REMAINDER BASIN. NW CARIBBEAN W OF 85W .TODAY...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .TONIGHT...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 15 KT. SEAS 4 TO 6 FT. .WED...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .WED NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 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. .FRI...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .FRI NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. CARIBBEAN N OF 15N BETWEEN 72W AND 85W .TODAY...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 3 FT. .TUE...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TUE NIGHT...E WINDS 10 TO 15 KT S OF 18N...AND E LESS THAN 10 KT ELSEWHERE. SEAS 3 TO 5 FT S OF 18N...AND 2 FT OR LESS ELSEWHERE. .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. .FRI...E WINDS 10 TO 15 KT. SEAS 3 FT. .FRI NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 FT. CARIBBEAN FROM 11N TO 15N W OF 72W .TODAY...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TONIGHT...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 20 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 3 TO 5 FT. .THU NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .FRI...E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .FRI NIGHT...E WINDS LESS THAN 10 KT. SEAS 3 FT. SW CARIBBEAN S OF 11N .TODAY...NE WINDS LESS THAN 10 KT. SEAS 3 FT. .TONIGHT...NE WINDS LESS THAN 10 KT. SEAS 3 FT IN THE EVENING... SUBSIDING TO 2 FT OR LESS. .TUE...NE WINDS LESS THAN 10 KT. SEAS 3 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...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .THU...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .THU NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT. .FRI...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT. .FRI NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT. CARIBBEAN BETWEEN 64W AND 72W .TODAY...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TONIGHT...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 4 TO 6 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...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .FRI...E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .FRI 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 .TODAY...SE WINDS LESS THAN 10 KT IN THE MORNING...BECOMING VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .TONIGHT...E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .TUE...E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .WED...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .WED NIGHT...E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT. .THU...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .THU NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .FRI...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .FRI NIGHT...SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT. OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO 15N W OF 55W .TODAY...E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .TONIGHT...NE 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 4 FT. .WED...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .WED NIGHT...E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .THU...E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT. .THU NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .FRI...E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT. .FRI NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...A COLD FRONT MOVING SE ACROSS NW PORTIONS EXTENDS FROM 30N67W TO NEAR PALM BEACH FLORIDA AND IS EXPECTED TO MEANDER FROM ABOUT 30N58W TO 25N68W WITH TAIL REACHING THE NORTHERN BAHAMAS...BEFORE DISSIPATING WED NIGHT. STRONG HIGH PRES BUILDING BEHIND THE FRONT WILL PRODUCE A LARGE AREA OF STRONG TO NEAR GALE FORCE NE WINDS RESULTING IN VERY ROUGH AND BUILDING SEAS. BROAD LOW PRES MAY FORM ALONG THE FRONTAL REMNANTS THU THROUGH FRI...GRADUALLY LIFTING NORTHWARD ALONG OR NEAR 65W. ATLC WATERS FROM 27N TO 31N W OF 77W .TODAY...NE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. .TONIGHT...E WINDS 15 TO 25 KT. SEAS 7 TO 10 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 15 KT. SEAS 6 TO 7 FT. .THU NIGHT...NE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT. .FRI...NE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT. .FRI NIGHT...NE WINDS 10 TO 20 KT. SEAS 6 TO 7 FT. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TODAY...NE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .TONIGHT...NE WINDS 15 TO 25 KT. SEAS 8 TO 10 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 8 TO 10 FT. .WED NIGHT...NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT. .THU...NE WINDS 10 TO 20 KT. SEAS 7 TO 9 FT. .THU NIGHT...NE WINDS 10 TO 20 KT. SEAS 7 TO 8 FT. .FRI...NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT. .FRI NIGHT...N WINDS 10 TO 15 KT. SEAS 7 TO 9 FT. BAHAMAS N OF 22N .TODAY...NE WINDS 15 TO 25 KT. SEAS 4 TO 6 FT. .TONIGHT...E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. .TUE...E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. .TUE NIGHT...E WINDS 15 TO 25 KT. SEAS 5 TO 7 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 15 KT. SEAS 4 TO 6 FT. .THU NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI...NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS .TODAY...NE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT W OF 70W...AND 4 TO 6 FT ELSEWHERE. .TONIGHT...NE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .TUE...E WINDS 15 TO 25 KT. SEAS 8 TO 12 FT W OF 70W...AND 7 TO 10 FT ELSEWHERE. .TUE NIGHT...E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT. .WED...E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT. .WED NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .THU...NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .THU NIGHT...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .FRI...N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .FRI NIGHT...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. ATLC WATERS S OF 22N W OF 65W .TODAY...VARIABLE WINDS LESS THAN 10 KT...BECOMING E LESS THAN 10 KT IN THE AFTERNOON. SEAS 2 FT OR LESS. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS...BUILDING TO 3 TO 4 FT LATE. .TUE...E WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. 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 LESS THAN 10 KT. SEAS 3 TO 5 FT. .THU...SW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .THU NIGHT...N WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .FRI...NW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .FRI NIGHT...NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W .TODAY...S WINDS LESS THAN 10 KT IN THE MORNING...BECOMING VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .TONIGHT...VARIABLE WINDS LESS THAN 10 KT...BECOMING E LESS THAN 10 KT LATE. SEAS 3 TO 4 FT. .TUE...E WINDS 10 KT. SEAS 3 TO 4 FT. .TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .WED...SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .WED NIGHT...SE WINDS 10 KT. SEAS 6 TO 7 FT. .THU...SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .THU NIGHT...SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT. .FRI...SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT. .FRI NIGHT...SE WINDS LESS THAN 10 KT. SEAS 5 TO 6 FT.