Offshore Forecast
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000
FZNT31 KNHC 270917
OFFN20

MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
417 AM EST MON FEB 27 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 BUILDING N OF AREA WILL RESULT IN
INCREASING WINDS AND BUILDING SEAS ACROSS MOST OF THE BASIN AND
THE TROPICAL N ATLANTIC WATERS...INCLUDING ALSO THE ATLANTIC
PASSAGES BY TONIGHT. STRONG NOCTURNAL FLOW IS EXPECTED WITHIN
ABOUT 90 NM OF THE COAST OF COLOMBIA...WITH WINDS REACHING
MINIMAL GALE FORCE DURING THE OVERNIGHT AND EARLY MORNING HOURS
THROUGH FRIDAY NIGHT.

NW CARIBBEAN W OF 85W

.TODAY...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.TONIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.TUE...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
.TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
.WED...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
.WED NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
.THU...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
.THU NIGHT...E WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN
10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT.
.FRI...NE WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT IN
THE AFTERNOON. SEAS 3 TO 4 FT.
.FRI NIGHT...NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.

CARIBBEAN N OF 15N BETWEEN 72W AND 85W

.TODAY...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.TONIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.TUE...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.TUE NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.WED...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.WED NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.THU...E WINDS 10 TO 20 KT. SEAS 6 TO 8 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...NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.

CARIBBEAN FROM 11N TO 15N W OF 72W

...GALE WARNING...
...GALE CONDITIONS POSSIBLE...

.TODAY...E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF COLOMBIA...
AND E 10 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT.
.TONIGHT...NE TO E WINDS 30 TO 35 KT WITHIN 90 NM OF COAST OF
COLOMBIA...AND NE TO E 20 TO 30 KT ELSEWHERE. SEAS 8 TO 11 FT.
.TUE...NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.TUE NIGHT...NE TO E WINDS 30 TO 35 KT WITHIN 90 NM OF COAST OF
COLOMBIA...AND NE TO E 20 TO 30 KT ELSEWHERE. SEAS 8 TO 13 FT.
.WED...NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.WED NIGHT...NE TO E WINDS 30 TO 35 KT WITHIN 90 NM OF COAST OF
COLOMBIA...AND NE TO E WINDS 20 TO 30 KT. SEAS 9 TO 13 FT.
.THU...NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 13 FT.
.THU NIGHT...NE TO E WINDS 30 TO 35 KT WITHIN 90 NM OF COAST OF
COLOMBIA...AND NE TO E WINDS 20 TO 30 KT. SEAS 9 TO 14 FT.
.FRI...NE TO E WINDS 20 TO 30 KT. SEAS 10 TO 14 FT.
.FRI NIGHT...NE TO E WINDS 30 TO 35 KT WITHIN 90 NM OF COAST OF
COLOMBIA...AND NE TO E WINDS 25 TO 30 KT. SEAS 10 TO 14 FT.

SW CARIBBEAN S OF 11N

.TODAY...NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.TONIGHT...NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
.TUE...NE WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
.TUE NIGHT...NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT...BUILDING TO
8 TO 13 FT AFTER MIDNIGHT.
.WED...NE WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.
.WED NIGHT...NE WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.
.THU...NE WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.
.THU NIGHT...NE WINDS 10 TO 20 KT. SEAS 8 TO 12 FT.
.FRI...NE WINDS 10 TO 20 KT. SEAS 8 TO 11 FT.
.FRI NIGHT...NE WINDS 15 TO 25 KT. SEAS 8 TO 13 FT.

CARIBBEAN BETWEEN 64W AND 72W

.TODAY...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.TONIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT GULF OF
VENEZUELA...AND 6 TO 8 FT ELSEWHERE.
.TUE...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT GULF OF VENEZUELA...
AND 6 TO 8 FT ELSEWHERE.
.TUE NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT GULF OF
VENEZUELA...AND 6 TO 9 FT ELSEWHERE.
.WED...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
.WED NIGHT...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
.THU...E WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.
.THU NIGHT...E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
.FRI...E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
.FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.

OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO
19N W OF 55W

.TODAY...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.TONIGHT...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 9 FT.
.WED...E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
.WED NIGHT...E WINDS 15 TO 25 KT. SEAS 7 TO 9 FT.
.THU...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.THU NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.FRI...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.

OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO
15N W OF 55W

.TODAY...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.TONIGHT...NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.TUE...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.TUE NIGHT...NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.WED...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.WED NIGHT...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
.THU...E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
.THU NIGHT...E WINDS 10 TO 20 KT. SEAS 7 TO 9 FT.
.FRI...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...A FRONTAL BOUNDARY EXTENDING FROM 31N70W TO THE NW
BAHAMAS WILL MOVE SE ACROSS THE FORECAST WATERS TODAY WHILE
WEAKENING. HIGH PRESSURE IN THE WAKE OF THE FRONT WILL DOMINATE
THE SW N ATLANTIC THROUGH WED. THE NEXT COLD FRONT IS FORECAST
TO MOVE INTO THE AREA BY EARLY THURSDAY AFTERNOON REACHING FROM
NEAR BERMUDA TO SOUTH-CENTRAL FLORIDA ON THURSDAY NIGHT. EXPECT
INCREASING WINDS AND BUILDING SEAS BEHIND THE FRONT ON FRI WHEN
IT IS FORECAST TO EXTEND FROM 30N65W TO THE CENTRAL BAHAMA AND
CENTRAL CUBA.

ATLC WATERS FROM 27N TO 31N W OF 77W

.TODAY...SE WINDS 10 TO 20 KT. SEAS 4 TO 5 FT.
.TONIGHT...SE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
.TUE...SE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
.TUE NIGHT...SE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
.WED...S WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.
.WED NIGHT...S WINDS 10 TO 20 KT. SEAS 4 TO 5 FT.
.THU...W WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.THU NIGHT...NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
.FRI...N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.FRI NIGHT...NE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.

ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W

.TODAY...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.TONIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
.TUE...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.TUE NIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.WED...SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
.WED NIGHT...S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
.THU...S WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
.THU NIGHT...SW WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN
10 KT AFTER MIDNIGHT. SEAS 5 TO 6 FT.
.FRI...SW WINDS LESS THAN 10 KT...SHIFTING TO W IN THE
AFTERNOON. SEAS 5 TO 6 FT.
.FRI NIGHT...N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.

BAHAMAS N OF 22N

.TODAY...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.TONIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.TUE...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.TUE NIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.WED...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.WED NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.THU...SE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 TO 5 FT.
.THU NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
.FRI...E WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
.FRI NIGHT...NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.

ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS

.TODAY...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.TONIGHT...E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
.TUE...E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
.TUE NIGHT...E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
.WED...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.WED NIGHT...SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.THU...SE WINDS 10 TO 15 KT. SEAS 6 TO 7 FT.
.THU NIGHT...SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
.FRI...SE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 5 TO 6 FT.
.FRI NIGHT...NE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.

ATLC WATERS S OF 22N W OF 65W

.TODAY...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.TONIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.TUE...E WINDS 10 TO 20 KT. SEAS 6 TO 8 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 6 TO 8 FT.
.THU...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.THU NIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.FRI...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
.FRI NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.

ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W

.TODAY...E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
.TONIGHT...E WINDS 15 TO 20 KT. SEAS 7 TO 8 FT.
.TUE...E WINDS 15 TO 20 KT. SEAS 7 TO 9 FT.
.TUE NIGHT...E WINDS 15 TO 20 KT. SEAS 7 TO 9 FT.
.WED...E WINDS 15 TO 20 KT. SEAS 7 TO 9 FT.
.WED NIGHT...E WINDS 15 TO 20 KT. SEAS 7 TO 9 FT.
.THU...E WINDS 15 TO 20 KT. SEAS 7 TO 8 FT.
.THU NIGHT...E WINDS 15 TO 20 KT. SEAS 7 TO 8 FT.
.FRI...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.FRI NIGHT...E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.


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