Offshore Forecast
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000
FZNT31 KNHC 302035
OFFN20

MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
435 PM EDT THU MAR 30 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...A WEAKENING STATIONARY FRONT EXTENDS FROM 19N55W SW
ACROSS THE CENTRAL LEEWARD ISLANDS TO 15N67W AND WILL GRADUALLY
DISSIPATE THROUGH FRI. HIGH PRES IS BUILDING SSE ACROSS THE SW N
ATLC BEHIND A COLD FRONT AND WILL SUPPORT MAINLY MODERATE TO
FRESH WINDS ACROSS MOST OF THE CARIBBEAN WATERS...EXCEPT FOR
STRONG WINDS DEVELOPING AT NIGHT ALONG THE COAST OF COLOMBIA AND
IN THE GULF OF HONDURAS. NORTHERLY SWELL MOVING ACROSS THE
TROPICAL N ATLC WILL BE REPLACED BY LARGER NORTHERLY SWELL
BEGINNING SAT THROUGH MON.

NW CARIBBEAN W OF 85W

.TONIGHT...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.FRI...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.FRI NIGHT...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.SAT...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.SUN...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.SUN NIGHT...SE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.
.MON...SE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.
.MON NIGHT...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.TUE...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.TUE NIGHT...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.

CARIBBEAN N OF 15N BETWEEN 72W AND 85W

.TONIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.FRI...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.FRI NIGHT...S OF 18N...E WINDS 10 TO 15 KT. ELSEWHERE...SE
WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. 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 15 KT. SEAS 3 TO 5 FT.
.SUN...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.MON...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.MON NIGHT...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
.TUE...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.

CARIBBEAN FROM 11N TO 15N W OF 72W

.TONIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.FRI...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.SAT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.SAT NIGHT...E WINDS 10 TO 20 KT. 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 10 TO 20 KT. SEAS 6 TO 8 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 10 TO 20 KT. SEAS 6 TO 8 FT.

SW CARIBBEAN S OF 11N

.TONIGHT...NE WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT.
.FRI...NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
.FRI NIGHT...NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
.SAT...SE WINDS LESS THAN 10 KT IN THE MORNING...BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
.SAT NIGHT...NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
.SUN...NE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
.SUN NIGHT...NE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
.MON...NE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
.MON NIGHT...NE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
.TUE...E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
.TUE NIGHT...NE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.

CARIBBEAN BETWEEN 64W AND 72W

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

.TONIGHT...NE WINDS LESS THAN 10 KT. SEAS 4 TO 6 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.
.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. 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 LESS THAN 10 KT...INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. 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.

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

.TONIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
.FRI...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
.FRI NIGHT...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 15 KT. SEAS 6 TO 9 FT.
.TUE...E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
.TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...WEAK HIGH PRES CENTERED NE OF THE BAHAMAS WILL SHIFT
ESE TONIGHT AS A COLD FRONT SINKS SSE ACROSS NORTHERN WATERS.
THE FRONTAL PORTION E OF 70W WILL CONTINUE AS A COLD FRONT
EXITING THE AREA TONIGHT WHILE THE PORTION W OF 70W WILL LIFT
BACK TO THE N AS A WARM FRONT THROUGH FRI. A SECOND COLD FRONT
WILL EMERGE OUT OVER THE FAR NW WATERS FRI NIGHT AND MOVE ACROSS
THE NORTH-CENTRAL WATERS SAT AND ACROSS THE NE WATERS SAT NIGHT.
THIS FRONT WILL BE PRECEDED BY FRESH TO STRONG WINDS THROUGH THE
WEEKEND. HIGH PRES WILL THEN SLIDE EASTWARD AS DEEPENING LOW
PRES TRACKS NE OVER THE SE CONUS. A TIGHT PRES GRADIENT BETWEEN
THESE TWO FEATURES WILL SUPPORT STRONG TO NEAR GALE FORCE WINDS
AND BUILDING SEAS ACROSS THE NW WATERS MON. MODERATE TO LARGE N
TO NE SWELL WILL DOMINATE SEAS E OF 70W THROUGH LATE SUN.

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

.TONIGHT...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.FRI...S WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
.FRI NIGHT...SW WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.SAT...NW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
.SAT NIGHT...NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
.SUN...VARIABLE WINDS LESS THAN 10 KT...BECOMING E LESS THAN
10 KT IN THE AFTERNOON. SEAS 3 TO 4 FT.
.SUN NIGHT...E WINDS LESS THAN 10 KT...SHIFTING TO SE AFTER
MIDNIGHT. SEAS 3 TO 5 FT.
.MON...SE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.
.MON NIGHT...S WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
.TUE...SW WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
.TUE NIGHT...SW WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.

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

.TONIGHT...NE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
.FRI...W OF 70W...S WINDS 10 TO 20 KT. ELSEWHERE...NE WINDS
10 KT IN THE MORNING...BECOMING VARIABLE WINDS LESS THAN 10 KT.
SEAS 6 TO 8 FT.
.FRI NIGHT...S WINDS 10 TO 20 KT W OF 70W...AND S LESS THAN
10 KT ELSEWHERE. SEAS 6 TO 9 FT.
.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 6 TO 8 FT.
.SUN NIGHT...N WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
.MON...NE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT.
.MON NIGHT...SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.TUE...S WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
.TUE NIGHT...S WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.

BAHAMAS N OF 22N

.TONIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.FRI...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.FRI NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.SAT...SE 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...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.MON NIGHT...SE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.TUE...S WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
.TUE NIGHT...SE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN
10 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT.

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

.TONIGHT...E WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
.FRI...W OF 70W...SE WINDS LESS THAN 10 KT...INCREASING TO
10 TO 15 KT IN THE AFTERNOON. ELSEWHERE...SE WINDS LESS THAN
10 KT. SEAS 5 TO 7 FT.
.FRI NIGHT...SE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
.SAT...S WINDS 10 KT. SEAS 6 TO 9 FT.
.SAT NIGHT...SW WINDS LESS THAN 10 KT. SEAS 6 TO 9 FT.
.SUN...NW WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
.SUN NIGHT...NE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
.MON...NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
.MON NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 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.

ATLC WATERS S OF 22N W OF 65W

.TONIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
.FRI...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
.FRI NIGHT...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 10 TO 15 KT...DIMINISHING TO LESS THAN
10 KT AFTER MIDNIGHT. 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 5 FT.
.TUE...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
.TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.

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

.TONIGHT...NE WINDS 10 KT. SEAS 6 TO 7 FT.
.FRI...NE WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.
.FRI NIGHT...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 11 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 6 TO 9 FT.
.MON...NE WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
.MON NIGHT...NE WINDS LESS THAN 10 KT...INCREASING TO 10 TO
15 KT AFTER MIDNIGHT. 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 6 TO 8 FT.


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