000 FZNT31 KNHC 110842 OFFN20 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 442 AM EDT WED APR 11 2012 MARINE WEATHER HF VOICE BROADCAST FOR THE TROPICAL N ATLANTIC FROM 07N TO 22N BETWEEN 55W AND 65W...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 65W .SYNOPSIS...THE EASTERLY TRADES WILL INCREASE SLIGHTLY ACROSS THE AREA E OF 65W THROUGH SUN. LIGHT TO MODERATE TRADES WILL PREVAIL ACROSS THE CARIBBEAN BASIN THROUGH THU. BUILDING HIGH PRES N OF THE AREA WILL PRODUCE FRESH TO STRONG NE TRADES IN THE WINDWARD PASSAGE AND LEE OF CUBA BY LATE FRI WITH THESE CONDITIONS SPREADING E THROUGH THE MONA PASSAGE INTO SUN. NW CARIBBEAN W OF 85W .TODAY...NE TO E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .TONIGHT...NE TO E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .THU AND THU NIGHT...NE TO E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .FRI THROUGH SUN...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. CARIBBEAN N OF 15N BETWEEN 72W AND 85W .TODAY...NE TO E WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. .TONIGHT...NE TO E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .THU AND THU NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. .FRI THROUGH SUN...NE TO E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. CARIBBEAN FROM 11N TO 15N W OF 70W .TODAY...NE TO E WINDS LESS THAN 10 KT...EXCEPT NE TO E 10 TO 15 KT WITHIN 90 NM OF COAST OF COLOMBIA. SEAS 2 TO 3 FT. .TONIGHT...NE WINDS LESS THAN 10 KT...EXCEPT NE 10 TO 15 KT WITHIN 90 NM OF COAST OF COLOMBIA. SEAS 2 TO 3 FT. .THU AND THU NIGHT...NE TO E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .FRI THROUGH SUN...NE TO E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. SW CARIBBEAN S OF 11N .TODAY...N TO NE WINDS LESS THAN 10 KT IN THE MORNING...BECOMING VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .TONIGHT...N WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .THU AND THU NIGHT...N TO NE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .FRI THROUGH SUN...NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. CARIBBEAN BETWEEN 64W AND 72W .TODAY...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...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI THROUGH SUN...NE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO 19N W OF 55W .TODAY...E WINDS 10 TO 20 KT...BECOMING E TO SE 10 TO 15 KT IN THE AFTERNOON. SEAS 6 TO 8 FT. .TONIGHT...E WINDS 10 TO 15 KT...BECOMING 10 TO 20 KT AFTER MIDNIGHT. SEAS 5 TO 7 FT. .THU AND THU NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .FRI THROUGH SUN...NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO 15N W OF 55W .TODAY...E WINDS 10 TO 20 KT...BECOMING 10 TO 15 KT IN THE AFTERNOON. SEAS 6 TO 8 FT. .TONIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .THU AND THU NIGHT...NE TO E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .FRI THROUGH SUN...NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...A COLD FRONT MOVING OFF THE GEORGIA COAST WILL SHIFT SE AND REACH FROM 31N73W TO CENTRAL FLORIDA BY LATE TODAY...AND FROM NEAR BERMUDA TO S FLORIDA EARLY THU. THE AIRMASS BEHIND THE FRONT WILL MODIFY RAPIDLY AS IT SHIFTS SOUTH...WITH THE EXTENDING FROM 31N62W TO THE STRAITS OF FLORIDA BY LATE THU BEFORE BECOMING DIFFUSE FROM 22N65W TO EASTERN CUBA BY LATE FRI. SOUTHERLY RETURN FLOW WILL SET UP OVER THE NW WATERS FRI NIGHT AND SAT WITH A RIDGE EXTENDING E TO W ALONG 31N BY LATE SUN. ATLC WATERS FROM 27N TO 31N W OF 77W .TODAY...SW TO W WINDS 10 TO 20 KT...BECOMING W TO NW 10 TO 15 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. .TONIGHT...N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .THU AND THU NIGHT...NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI THROUGH SUN...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TODAY...S TO SW WINDS 10 TO 15 KT...BECOMING SW 10 TO 20 KT IN THE AFTERNOON. SEAS 4 TO 6 FT. .TONIGHT...W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .THU AND THU NIGHT...N TO NW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .FRI...N TO NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .SAT THROUGH SUN...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. BAHAMAS N OF 22N .TODAY...N TO NE WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. .TONIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. .THU AND THU NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI THROUGH SUN...E WINDS 15 TO 25 KT. SEAS 4 TO 6 FT. ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS .TODAY...E TO SE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT. .TONIGHT...SE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT. .THU...NW WINDS LESS THAN 10 KT...BECOMING N TO NW IN THE AFTERNOON. SEAS 4 TO 5 FT. .THU NIGHT...N TO NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .FRI THROUGH SUN...NE TO E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. ATLC WATERS S 0F 22N W OF 65W .TODAY...E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .TONIGHT...E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .THU...SE TO S WINDS LESS THAN 10 KT...BECOMING W IN THE AFTERNOON. SEAS 3 TO 5 FT. .THU NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .FRI THROUGH SUN...NE TO E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W .TODAY...E TO SE WINDS 15 KT. SEAS 6 TO 8 FT. .TONIGHT...E TO SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT. .THU AND THU NIGHT...SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .FRI...E TO SE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT. .SAT THROUGH SUN...NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.