000 FZNT31 KNHC 240901 OFFN20 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 501 AM EDT TUE APR 24 2012 MARINE WEATHER HF VOICE BROADCAST FOR THE TROPICAL N ATLANTIC FROM 07N TO 22N BETWEEN 55W AND 64W...THE SW N ATLC 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...A FRONTAL TROUGH FROM DOMINICAN REPUBLIC TO 12N74W WILL DRIFT W REACHING A POSITION FROM HAITI TO 14N75W BY WED EVENING AND FROM EASTERN CUBA TO NEAR 14N78W THU BEFORE IT BECOMES DIFFUSE. FRESH NORTHERLY WINDS WILL PREVAIL W OF THE TROUGH WITH MODERATE TRADE WINDS ELSEWHERE. AS WESTERN ATLC HIGH PRES BUILDS E WED AFTERNOON THROUGH FRI...EXPECT MODERATE TO FRESH TRADES OVER MUCH OF THE CARIBBEAN AND ACROSS THE CENTRAL PORTION OF THE TROPICAL N ATLC LATE THU THROUGH SAT. NW CARIBBEAN W OF 85W .TODAY...N TO NW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .TONIGHT...N TO NE WINDS 10 TO 15 KT...BECOMING NE AFTER MIDNIGHT. SEAS 4 TO 6 FT. .WED AND WED NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .THU THROUGH SAT...E TO SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. CARIBBEAN N OF 15N BETWEEN 72W AND 85W .TODAY...N TO NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...N TO NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .WED AND WED NIGHT...NE TO E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .THU THROUGH SAT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. CARIBBEAN FROM 11N TO 15N W OF 70W .TODAY...N TO NE WINDS 10 TO 15 KT...BECOMING 10 TO 20 KT IN THE AFTERNOON. SEAS 4 TO 6 FT...EXCEPT 2 TO 3 FT WITHIN 90 NM OF COAST OF COLOMBIA. .TONIGHT...N TO NE WINDS 10 TO 20 KT...BECOMING 10 TO 15 KT AFTER MIDNIGHT. SEAS 4 TO 6 FT. .WED AND WED NIGHT...NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .THU THROUGH SAT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. SW CARIBBEAN S OF 11N .TODAY...N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .WED AND WED NIGHT...N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .THU THROUGH SAT...NE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT. CARIBBEAN BETWEEN 64W AND 72W .TODAY...E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .WED AND WED NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .THU THROUGH SAT...NE TO E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO 19N W OF 55W .TODAY...E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .WED AND WED NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .THU THROUGH SAT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO 15N W OF 55W .TODAY...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .TONIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .WED AND WED NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .THU THROUGH SAT...NE TO E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...A COLD FRONT EXTENDS FROM 31N68W TO 26N71W THEN BECOMES STATIONARY TO EASTERN CUBA. THE FRONT WILL GRADUALLY WEAKEN AS IT REACHES A POSITION FROM NEAR 31N64W TO HISPANIOLA WED. A SECOND COLD FRONT FROM THE NW BAHAMAS TO WESTERN CUBA WILL EXTEND FROM 31N70W TO EASTERN CUBA BY EARLY TONIGHT...THEN MERGE WITH THE FIRST COLD FRONT WED EVENING FROM 28N65W TO 25N64W WHERE IT WILL BECOME STATIONARY TO HISPANIOLA. THE S PORTION OF THE FRONT WILL THEN MOVE BACK W ACROSS THE SOUTHERN WATERS AS A TROUGH WED NIGHT. IT WILL REACH EASTERN CUBA THU THEN BECOME DIFFUSE NEAR CENTRAL CUBA FRI. HIGH PRES WILL SHIFT E FROM FLORIDA ACROSS THE CENTRAL WATERS WED AND THU...AND TO THE FAR NE PORTION FRI. ATLC WATERS FROM 27N TO 31N W OF 77W .TODAY...W TO NW WINDS 15 TO 20 KT. SEAS 6 TO 9 FT. .TONIGHT...W TO NW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .WED...W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .WED NIGHT...SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .THU THROUGH SAT...SE TO S WINDS 10 TO 20 KT. SEAS 2 TO 4 FT. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TODAY...W WINDS 10 TO 15 KT...BECOMING 10 TO 20 KT IN THE AFTERNOON. SEAS 8 TO 11 FT. .TONIGHT...W TO NW WINDS 10 TO 15 KT. SEAS 7 TO 10 FT. .WED AND WED NIGHT...NW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT. .THU THROUGH SAT...SE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT. BAHAMAS N OF 22N .TODAY...N TO NW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .TONIGHT...N WINDS 10 TO 15 KT...BECOMING N TO NE AFTER MIDNIGHT. SEAS 3 TO 5 FT. .WED AND WED NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. .THU THROUGH SAT...E TO SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS .TODAY...W TO NW WINDS 10 KT. SEAS 5 TO 7 FT. .TONIGHT...N TO NW WINDS 10 KT. SEAS 5 TO 7 FT. .WED AND WED NIGHT...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .THU THROUGH SAT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. ATLC WATERS S 0F 22N W OF 65W .TODAY...NE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. .TONIGHT...NE TO E WINDS 10 TO 15 KT...BECOMING E AFTER MIDNIGHT. SEAS 2 TO 4 FT. .WED AND WED NIGHT...NE TO E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT. .THU THROUGH SAT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W .TODAY...SE WINDS 10 KT. SEAS 3 TO 4 FT. .TONIGHT...E TO SE WINDS 10 KT. SEAS 3 TO 4 FT. .WED AND WED NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .THU THROUGH SAT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.