000 FZNT31 KNHC 010215 OFFN20 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1015 PM EDT FRI MAR 31 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 ACROSS THE NW ATLC BUILDING SSE INTO THE REGION WILL SUPPORT MODERATE TO FRESH WINDS ACROSS MOST OF THE CARIBBEAN WATERS...EXCEPT FOR STRONG WINDS DEVELOPING AT NIGHT ALONG THE COAST OF COLOMBIA AND ACROSS THE GULF OF HONDURAS. NORTHERLY SWELL MOVING THROUGH THE TROPICAL N ATLC WILL CONTINUE TO FADE OVERNIGHT WITH ANOTHER LARGER NORTHERLY SWELL INVADING SAT THROUGH MON. NW CARIBBEAN W OF 85W .OVERNIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SAT...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .SAT NIGHT...E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. .SUN...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SUN NIGHT...SE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. .MON...SE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .MON NIGHT...SE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT. .TUE...SE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. .TUE NIGHT...SE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. .WED...SE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. .WED NIGHT...SE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT. CARIBBEAN N OF 15N BETWEEN 72W AND 85W .OVERNIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT S OF 18N...AND 3 TO 4 FT ELSEWHERE. .SAT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT S OF 18N...AND 3 FT ELSEWHERE. .SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT S OF 18N...AND 3 TO 5 FT ELSEWHERE. .SUN...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 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 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 5 TO 7 FT. CARIBBEAN FROM 11N TO 15N W OF 72W .OVERNIGHT...E WINDS 20 TO 25 KT WITHIN 90 NM OF COAST OF COLOMBIA...AND E 10 TO 20 KT ELSEWHERE. SEAS 4 TO 6 FT. .SAT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SAT 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. .SUN...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .SUN NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .MON...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .MON NIGHT...E WINDS 15 TO 25 KT. SEAS 6 TO 9 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...E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. .WED NIGHT...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. SW CARIBBEAN S OF 11N .OVERNIGHT...NE WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. .SAT...NE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT. .SAT NIGHT...N WINDS LESS THAN 10 KT...SHIFTING TO NE AFTER MIDNIGHT. SEAS 4 TO 6 FT. .SUN...NE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. 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 5 TO 7 FT. .MON NIGHT...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .TUE...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .TUE NIGHT...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .WED...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .WED NIGHT...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. CARIBBEAN BETWEEN 64W AND 72W .OVERNIGHT...E WINDS 20 TO 25 KT GULF OF VENEZUELA...AND E 10 TO 20 KT ELSEWHERE. SEAS 4 TO 6 FT. .SAT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SAT NIGHT...E WINDS 20 TO 25 KT GULF OF VENEZUELA... AND E 10 TO 20 KT ELSEWHERE. SEAS 5 TO 7 FT. .SUN...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SUN NIGHT...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 6 TO 8 FT. .TUE...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .TUE NIGHT...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .WED...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .WED 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. .SAT...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .SAT NIGHT...E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT. .SUN...E WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS 7 TO 10 FT. .SUN NIGHT...E WINDS LESS THAN 10 KT. SEAS 6 TO 9 FT. .MON...E WINDS LESS THAN 10 KT. SEAS 6 TO 9 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...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .WED...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .WED NIGHT...E WINDS 10 TO 15 KT. SEAS 5 TO 7 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. .SAT...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SUN...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT. .MON...E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT. .MON NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .TUE...E WINDS 10 TO 20 KT. SEAS 6 TO 9 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. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...A COLD FRONT WILL MOVE SE OFF THE NE FLORIDA COAST TONIGHT AND REACH FROM 31N68W TO NEAR PALM BEACH FLORIDA SAT EVENING THEN DRIFT SSE AND STALL ALONG 25N LATE SUN AND GRADUALLY DISSIPATE. S WINDS WILL INCREASE AGAIN MON AHEAD OF NEXT COLD FRONT MOVING OFF THE NE FLORIDA COAST LATE MON...BEFORE STALLING AND LIFTING N OF THE AREA TUE AS THE STRONG S FLOW PERSISTS. LARGE N TO NE SWELL WILL DOMINATE SEAS E OF 70W TONIGHT THROUGH SUN. ATLC WATERS FROM 27N TO 31N W OF 77W .OVERNIGHT...SW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SAT...NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .SAT NIGHT...NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .SUN...E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .MON...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .MON NIGHT...S WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .TUE...S WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .TUE NIGHT...SW WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. .WED...W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .WED NIGHT...S WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .OVERNIGHT...S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT W OF 70W...AND 7 TO 10 FT ELSEWHERE. .SAT...SW WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SAT NIGHT...W WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SUN...N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT W OF 70W...AND 7 TO 10 FT ELSEWHERE. .SUN NIGHT...N WINDS 10 TO 15 KT. SEAS 6 TO 9 FT. .MON...NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT. .MON NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .TUE...S WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .TUE NIGHT...S WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .WED...SW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .WED NIGHT...SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. BAHAMAS N OF 22N .OVERNIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .SAT...S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .SAT NIGHT...E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .SUN...E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 3 FT. .MON...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .MON NIGHT...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .TUE...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .TUE NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .WED...SE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. .WED NIGHT...SE WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT. ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS .OVERNIGHT...SE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT. .SAT...S WINDS 10 KT. SEAS 6 TO 9 FT. .SAT NIGHT...W WINDS LESS THAN 10 KT. SEAS 6 TO 9 FT. .SUN...N WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT. .SUN NIGHT...N WINDS LESS THAN 10 KT...SHIFTING TO NE AFTER MIDNIGHT. SEAS 5 TO 7 FT. .MON...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .MON NIGHT...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .TUE...SE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT. .TUE NIGHT...SE 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 KT. SEAS 5 TO 7 FT. ATLC WATERS S OF 22N W OF 65W .OVERNIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SAT...E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT. .SAT NIGHT...E WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT. .SUN...E WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT. .SUN NIGHT...NE 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 20 KT. SEAS 4 TO 6 FT. .TUE...E WINDS 10 TO 20 KT. SEAS 5 TO 7 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 4 TO 6 FT. ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W .OVERNIGHT...E WINDS 10 KT. SEAS 5 TO 6 FT. .SAT...E WINDS 10 KT. SEAS 7 TO 10 FT. .SAT NIGHT...E WINDS LESS THAN 10 KT. SEAS 8 TO 12 FT. .SUN...E WINDS LESS THAN 10 KT. SEAS 8 TO 11 FT. .SUN NIGHT...VARIABLE WINDS LESS THAN 10 KT...BECOMING NE LESS THAN 10 KT AFTER MIDNIGHT. SEAS 7 TO 9 FT. .MON...NE WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT. .MON NIGHT...NE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT. .TUE...NE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT. .TUE NIGHT...NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT. .WED...E WINDS 10 TO 15 KT. SEAS 7 TO 8 FT. .WED NIGHT...E WINDS 10 KT. SEAS 7 TO 8 FT.