000 FZNT31 KNHC 041529 OFFN20 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1129 AM EDT WED SEP 4 2013 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...BROAD LOW PRES EXTENDS SW TO NE ACROSS THE E CARIB AND INTO ADJACENT TROPICAL ATLC WATERS...WITH EMBEDDED LOW CENTER NEAR 16.5N65W 1009 MB THIS MORNING. A STRONG ELY WIND SURGE WILL MOVE WESTWARD ACROSS ATLC WATERS N OF PUERTO RICO AND VIRGIN ISLANDS TODAY AS ENTIRE SYSTEM SHIFTS NW. LOW AND TROUGH EXPECTED TO REACH MONA PASSAGE N-NE INTO ATLC EARLY THU THEN SHIFT NW ACROSS HISPANIOLA THROUGH FRI...WITH POTENTIAL FOR LOW TO ORGANIZE INTO TROPICAL CYCLONE N OF HISPANIOLA FRI NIGHT OR SAT AS TROUGH DRIFTS SLOWLY NW. NW CARIBBEAN W OF 85W .THIS AFTERNOON...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .THU AND THU NIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .FRI THROUGH SUN...E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. CARIBBEAN N OF 15N BETWEEN 72W AND 85W .THIS AFTERNOON...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .THU AND THU NIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .FRI THROUGH SUN...SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. CARIBBEAN FROM 11N TO 15N W OF 72W .THIS AFTERNOON...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. .TONIGHT...NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .THU AND THU NIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. .FRI THROUGH SAT...N WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .SUN...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. SW CARIBBEAN S OF 11N .THIS AFTERNOON...E WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. .TONIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .THU AND THU NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .FRI THROUGH SAT...SW WINDS LESS THAN 10 KT. SEAS 2 FT. .SUN...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT. CARIBBEAN BETWEEN 64W AND 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. .THU AND THU NIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .FRI THROUGH SUN...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO 19N W OF 55W .THIS AFTERNOON...SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .TONIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .THU AND THU NIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .FRI THROUGH SUN...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 .THIS AFTERNOON...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .THU AND THU NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .FRI THROUGH SUN...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...A WEAK RIDGE EXTENDS FROM 1026 MB HIGH NEAR 33N52W TO NE FLORIDA NEAR 28N80W AND WILL SHIFT NE NEXT FEW DAYS AS A FRONTAL TROUGH SINKS INTO THE NW WATERS THU NIGHT AND WEAKENS FRI AND SAT AS IT DRIFTS E. BROAD AREA OF LOW PRES ACROSS THE NE CARIB EXTENDING NE INTO THE ADJACENT ATLC WILL SHIFT NW THROUGH FRI...REACHING FROM HISPANIOLA N-NE TO NEAR 27N69W...THEN DRIFT NW INTO EXTREME SE BAHAMAS THROUGH SAT...AND GRADUALLY MERGE WITH FRONTAL TROUGH ACROSS N PORTIONS. EMBEDDED LOW CENTER ACROSS THE NE CARIB S OF ST CROIX THIS MORNING HAS POTENTIAL TO BETTER ORGANIZE INTO TROPICAL CYCLONE OFF N COAST OF HISPANIOLA LATE FRI OR SAT THEN MOVE N SAT NIGHT AND TURN N-NE INTO E PORTIONS SUN. ATLC WATERS FROM 27N TO 31N W OF 77W .THIS AFTERNOON...SW WINDS 10 KT. SEAS 2 TO 3 FT. .TONIGHT...SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .THU AND THU NIGHT...SE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .FRI THROUGH SUN...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .THIS AFTERNOON...S WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. .TONIGHT...SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .THU AND THU NIGHT...E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. .FRI THROUGH SUN...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. BAHAMAS N OF 22N .THIS AFTERNOON...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .THU AND THU NIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .FRI THROUGH SUN...NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS .THIS AFTERNOON...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .THU AND THU NIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .FRI THROUGH SUN...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. ATLC WATERS S OF 22N W OF 65W .THIS AFTERNOON...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .TONIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .THU AND THU NIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .FRI...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SAT THROUGH SUN...S WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W .THIS AFTERNOON...E WINDS 20 TO 25 KT...BECOMING 15 TO 25 KT LATE. SEAS 7 TO 10 FT. .TONIGHT...SE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT. .THU AND THU NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .FRI THROUGH SUN...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.