000 FZNT31 KNHC 042131 OFFN20 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 431 PM EST WED JAN 4 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...HIGH PRES N OF THE AREA IS WEAKENING AND SHIFTING E AHEAD OF SERIES OF COLD FRONTS...ALLOWING WINDS AND SEAS TO SUBSIDE ACROSS THE BASIN WITH THE EXCEPTION OF THE COLOMBIAN COAST. THE FIRST COLD FRONT WILL ENTER THE YUCATAN CHANNEL AND STALL BY EARLY THU BEFORE DISSIPATING FRI. STRONG TO NEAR GALE FORCE NORTHERLY WINDS AND BUILDING SEAS WILL FOLLOW A MUCH STRONGER FRONT ENTERING THE NW CARIBBEAN SAT NIGHT...REACHING FROM THE WINDWARD PASSAGE TO CENTRAL HONDURAS LATE SUN...AND FROM THE MONA PASSAGE TO THE SW CARIBBEAN BY LATE MON. NW CARIBBEAN W OF 85W .TONIGHT...E WINDS LESS THAN 10 KT. SEAS 3 FT. .THU...VARIABLE WINDS LESS THAN 10 KT. SEAS 3 FT. .THU NIGHT...E WINDS LESS THAN 10 KT...SHIFTING TO SE AFTER MIDNIGHT. SEAS 3 FT. .FRI...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .FRI NIGHT...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .SAT...SE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. .SAT NIGHT...NE WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. .SUN...N WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .SUN NIGHT...NE WINDS 15 TO 25 KT. SEAS 8 TO 12 FT. .MON...NE WINDS 15 TO 25 KT. SEAS 8 TO 11 FT. .MON NIGHT...NE WINDS 10 TO 20 KT. SEAS 8 TO 11 FT. CARIBBEAN N OF 15N BETWEEN 72W AND 85W .TONIGHT...E WINDS 10 TO 15 KT S OF 18N...AND VARIABLE WINDS LESS THAN 10 KT ELSEWHERE. S OF 18N...SEAS 4 TO 6 FT. ELSEWHERE...SEAS 3 FT IN THE EVENING...SUBSIDING TO 2 FT OR LESS. .THU...S OF 18N...E WINDS 10 TO 15 KT. ELSEWHERE...VARIABLE WINDS LESS THAN 10 KT...BECOMING E LESS THAN 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT S OF 18N...AND 2 FT OR LESS ELSEWHERE. .THU NIGHT...E WINDS 10 TO 20 KT S OF 18N...AND E LESS THAN 10 KT ELSEWHERE. SEAS 4 TO 6 FT S OF 18N...AND 2 FT OR LESS ELSEWHERE. .FRI...E WINDS 10 TO 20 KT. S OF 18N...SEAS 4 TO 6 FT. ELSEWHERE...SEAS 2 FT OR LESS...BUILDING TO 3 FT IN THE AFTERNOON. .FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SAT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SAT NIGHT...NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .SUN...NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN NIGHT...NE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .MON...NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. .MON NIGHT...NE WINDS 15 TO 25 KT. SEAS 8 TO 11 FT. CARIBBEAN FROM 11N TO 15N W OF 72W .TONIGHT...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. .THU...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .THU NIGHT...E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF COLOMBIA...AND E 10 TO 20 KT ELSEWHERE. SEAS 5 TO 7 FT. .FRI...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .FRI NIGHT...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .SAT...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .SAT NIGHT...NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SUN...NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SUN NIGHT...NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .MON...NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .MON NIGHT...NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. SW CARIBBEAN S OF 11N .TONIGHT...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .THU...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .THU NIGHT...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .FRI...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .FRI NIGHT...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .SAT...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .SAT NIGHT...NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT. .SUN...NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SUN NIGHT...NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .MON...NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. .MON NIGHT...NE WINDS 15 TO 25 KT. SEAS 7 TO 9 FT. CARIBBEAN BETWEEN 64W AND 72W .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 20 TO 25 KT GULF OF VENEZUELA... AND E 10 TO 20 KT ELSEWHERE. SEAS 5 TO 7 FT. .FRI...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SAT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 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. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .MON...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .MON NIGHT...NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO 19N W OF 55W .TONIGHT...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...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .FRI...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SAT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SUN...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .MON...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .MON NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO 15N W OF 55W .TONIGHT...E WINDS 10 TO 15 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 8 FT. .FRI...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SAT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SUN...E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT. .MON...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .MON 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 EXTENDING FROM 31N72W TO JUPITER INLET FLORIDA WILL WEAKEN AND STALL FROM ROUGHLY BERMUDA TO THE FLORIDA STRAITS THU. A SECOND FRONT MOVING OFF NE FLORIDA WILL MOVE RAPIDLY E AND MERGE WITH THE EARLIER FRONT THEN LIFT N AS A WARM FRONT THROUGH FRI AHEAD OF MUCH STRONGER THIRD FRONT MOVING OFF NE FLORIDA COAST SAT. STRONG TO NEAR GALE FORCE WINDS AND BUILDING SEAS WILL FOLLOW THE FRONT AS IT SWEEPS SE...REACHING FROM BERMUDA TO THE WINDWARD PASSAGE BY LATE SUN...AND FROM 31N55W TO THE MONA PASSAGE BY LATE MON. ATLC WATERS FROM 27N TO 31N W OF 77W .TONIGHT...NW WINDS 10 TO 15 KT...SHIFTING TO N AFTER MIDNIGHT. SEAS 3 TO 5 FT. .THU...VARIABLE WINDS LESS THAN 10 KT...BECOMING SW LESS THAN 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT. .THU NIGHT...W WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI...W WINDS 10 TO 15 KT...SHIFTING TO NW IN THE AFTERNOON. SEAS 3 TO 4 FT. .FRI NIGHT...SE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .SAT...SW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SAT NIGHT...N WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. .SUN...N WINDS 20 TO 30 KT. SEAS 10 TO 13 FT. .SUN NIGHT...N WINDS 20 TO 25 KT. SEAS 11 TO 13 FT. .MON...NE WINDS 15 TO 25 KT. SEAS 9 TO 13 FT. .MON NIGHT...E WINDS 10 TO 20 KT. SEAS 8 TO 11 FT. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TONIGHT...SW WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .THU...W OF 70W...NE WINDS 10 TO 15 KT...SHIFTING TO S IN THE AFTERNOON. ELSEWHERE...SW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .THU NIGHT...SW WINDS LESS THAN 10 KT W OF 70W...AND SW 10 TO 15 KT ELSEWHERE. SEAS 5 TO 7 FT. .FRI...W WINDS LESS THAN 10 KT W OF 70W...AND SW 10 TO 15 KT ELSEWHERE. SEAS 4 TO 6 FT. .FRI NIGHT...W WINDS LESS THAN 10 KT IN THE EVENING...BECOMING VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT. .SAT...S WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT IN THE AFTERNOON. SEAS 4 TO 5 FT. .SAT NIGHT...SW WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SUN...NW WINDS 15 TO 25 KT. SEAS 8 TO 11 FT. .SUN NIGHT...N WINDS 15 TO 25 KT. SEAS 8 TO 13 FT. .MON...N WINDS 15 TO 25 KT. SEAS 11 TO 13 FT. .MON NIGHT...NE WINDS 15 TO 25 KT. SEAS 10 TO 13 FT. BAHAMAS N OF 22N .TONIGHT...SW WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .THU...W WINDS LESS THAN 10 KT. SEAS 3 FT IN THE MORNING... SUBSIDING TO 2 FT OR LESS. .THU NIGHT...NW WINDS LESS THAN 10 KT IN THE EVENING...BECOMING VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS. .FRI...VARIABLE WINDS LESS THAN 10 KT...BECOMING E LESS THAN 10 KT IN THE AFTERNOON. SEAS 2 FT OR LESS. .FRI NIGHT...E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS...BUILDING TO 3 FT AFTER MIDNIGHT. .SAT...SE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. .SAT NIGHT...SW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .SUN...N WINDS 15 TO 25 KT. SEAS 4 TO 6 FT. .SUN NIGHT...N WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. .MON...NE WINDS 15 TO 25 KT. SEAS 8 TO 11 FT. .MON NIGHT...NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS .TONIGHT...S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .THU...S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .THU NIGHT...SW WINDS LESS THAN 10 KT W OF 70W...AND S 10 TO 15 KT ELSEWHERE. SEAS 3 TO 5 FT. .FRI...S WINDS LESS THAN 10 KT W OF 70W...AND S 10 TO 15 KT ELSEWHERE. SEAS 3 TO 5 FT. .FRI NIGHT...SE WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. .SAT...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .SAT NIGHT...SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT. .SUN...S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT. .SUN NIGHT...NW WINDS 15 TO 25 KT. SEAS 8 TO 11 FT. .MON...N WINDS 15 TO 25 KT. SEAS 8 TO 13 FT. .MON NIGHT...NE WINDS 20 TO 30 KT. SEAS 12 TO 15 FT. ATLC WATERS S OF 22N W OF 65W .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .THU...S WINDS 10 TO 15 KT...SHIFTING TO SE IN THE AFTERNOON. 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 4 TO 6 FT. .SAT...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .SUN...SE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT. .SUN NIGHT...E WINDS LESS THAN 10 KT...BECOMING NE 10 TO 20 KT AFTER MIDNIGHT. SEAS 5 TO 7 FT. .MON...NE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .MON NIGHT...NE WINDS 15 TO 25 KT. SEAS 8 TO 13 FT. ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W .TONIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .THU...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .THU NIGHT...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .FRI...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .FRI NIGHT...E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT. .SAT...E WINDS 15 TO 20 KT. SEAS 7 TO 8 FT. .SAT NIGHT...E WINDS 15 TO 20 KT. SEAS 7 TO 8 FT. .SUN...E WINDS 10 TO 20 KT. SEAS 7 TO 8 FT. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 6 TO 7 FT. .MON...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .MON NIGHT...NE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.