Offshore Forecast
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000
FZNT31 KNHC 170206
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1006 PM EDT Mon Oct 16 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 tropical wave currently along 77W will continue to
move W tonight then across the Western Caribbean through Friday
with mainly moderate to fresh winds E of its axis. A second
tropical wave will enter the E Caribbean tonight accompanied by
scattered showers and tstms. A third wave will enter the E basin
Wed afternoon accompanied by fresh to locally strong trades and
building seas that will spread W across the Caribbean E of 80W
through the weekend. Strong high pressure building N of the area
will increase the pressure gradient in the region thus
supporting the aforementioned winds.

NW Caribbean W of 85W

.OVERNIGHT...NE winds less than 10 kt. Seas 3 ft.
.TUE...NE winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less.
.TUE NIGHT...NE winds less than 10 kt. Seas 2 ft or less.
.WED...NE winds less than 10 kt. Seas 2 ft or less.
.WED NIGHT...E winds less than 10 kt. Seas 2 ft or less.
.THU...E winds less than 10 kt. Seas 2 ft or less.
.THU NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.FRI...NE winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.SAT...E winds less than 10 kt. Seas 3 to 4 ft.
.SAT NIGHT...E winds less than 10 kt. Seas 3 to 5 ft.

Caribbean N of 15N between 72W and 85W

.OVERNIGHT...E winds 10 to 15 kt S of 18N, and NE less than
10 kt elsewhere. Seas 4 to 6 ft S of 18N, and 2 ft or less
elsewhere.
.TUE...E winds 10 to 20 kt S of 18N, and E less than 10 kt
elsewhere. Seas 4 to 6 ft S of 18N, and 2 ft or less elsewhere.
.TUE NIGHT...E winds 10 to 20 kt S of 18N, and E less than 10 kt
elsewhere. Seas 4 to 6 ft S of 18N, and 3 ft elsewhere.
.WED...E winds 10 to 20 kt S of 18N, and E less than 10 kt
elsewhere. Seas 4 to 6 ft S of 18N, and 3 ft elsewhere.
.WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.THU...E winds 10 to 15 kt. Seas 4 to 6 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI...E winds 10 to 20 kt. Seas 5 to 7 ft.
.FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SAT...E winds 10 to 20 kt. Seas 6 to 9 ft.
.SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft.

Caribbean from 11N to 15N W of 72W

.OVERNIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft.
.TUE...E winds 10 to 20 kt. Seas 5 to 7 ft.
.TUE NIGHT...NE 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 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.
.SAT...E winds 15 to 25 kt. Seas 6 to 9 ft.
.SAT NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft.

SW Caribbean S of 11N

.OVERNIGHT...NE winds less than 10 kt. Seas 3 to 4 ft.
.TUE...NE winds less than 10 kt, shifting to NW in the
afternoon. Seas 3 to 5 ft.
.TUE NIGHT...N winds less than 10 kt. Seas 3 to 5 ft.
.WED...N winds less than 10 kt, shifting to W in the afternoon.
Seas 4 to 6 ft.
.WED NIGHT...NW winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 4 to 6 ft.
.THU...Variable winds less than 10 kt. Seas 3 to 5 ft.
.THU NIGHT...Variable winds less than 10 kt, becoming NW less
than 10 kt after midnight. Seas 3 to 5 ft.
.FRI...Variable winds less than 10 kt, becoming W less than
10 kt in the afternoon. Seas 3 to 5 ft.
.FRI NIGHT...NW winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 to 5 ft.
.SAT...Variable winds less than 10 kt, becoming W less than
10 kt in the afternoon. Seas 4 to 6 ft.
.SAT NIGHT...NW winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 4 to 6 ft.

Caribbean between 64W and 72W

.OVERNIGHT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to
20 kt elsewhere. Seas 6 to 8 ft.
.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 15 to 25 kt Gulf of Venezuela, and E 10 to
20 kt elsewhere. 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 15 to 25 kt. Seas 6 to 9 ft.
.THU NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft.
.FRI...E winds 15 to 25 kt. Seas 8 to 11 ft.
.FRI NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft.
.SAT...E winds 15 to 25 kt. Seas 7 to 10 ft.
.SAT NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft.

Offshore Leeward Islands and adjacent ATLC waters from 15N to
19N W of 55W

.OVERNIGHT...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 9 ft.
.WED...E winds 10 to 20 kt. Seas 6 to 9 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 6 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 8 ft.
.FRI...E winds 10 to 20 kt. Seas 6 to 8 ft.
.FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.SAT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.

Offshore Windward Islands and adjacent ATLC waters from 07N to
15N W of 55W

.OVERNIGHT...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 9 ft.
.WED...E winds 10 to 20 kt. Seas 6 to 9 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 6 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 8 ft.
.SAT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft.

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...A surface trough extending from 31N70W to 22N70W E
of the Bahamas is generating showers and thunderstorms N of 22N
E of the trough to 64W. Fresh to strong winds and scattered
showers and tstms will continue over the E forecast waters E of
the trough through Tue. A cold front is coming off the coast of
Georgia and will race E to merge with the area of low pressure in
the SW Atlc on Wed. Fresh to strong winds W of the cold front
will affect the far NW forecast waters through Wed.

ATLC waters from 27N to 31N W of 77W

.OVERNIGHT...NE winds less than 10 kt. Seas 4 to 5 ft.
.TUE...NE winds 10 to 20 kt. Seas 6 to 9 ft.
.TUE NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft.
.WED...E winds 15 to 25 kt. Seas 7 to 10 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft.
.THU...NE winds 10 to 20 kt. Seas 5 to 7 ft.
.THU NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft.
.FRI...NE winds 15 to 20 kt. Seas 6 to 7 ft.
.FRI NIGHT...E winds 15 to 20 kt. Seas 6 to 7 ft.
.SAT...E winds 15 to 20 kt. Seas 6 to 8 ft.
.SAT NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft.

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

.OVERNIGHT...W of 70W, E winds less than 10 kt, becoming
variable winds less than 10 kt. Elsewhere, S winds 15 to 25 kt.
Seas 5 to 7 ft W of 70W, and 8 to 11 ft elsewhere.
.TUE...NE winds less than 10 kt W of 70W, and SW 15 to 25 kt
elsewhere. Seas 6 to 8 ft W of 70W, and 8 to 12 ft elsewhere.
.TUE NIGHT...E winds 10 to 15 kt. Seas 7 to 10 ft.
.WED...E winds 10 to 15 kt W of 70W, and SE less than 10 kt
elsewhere. Seas 6 to 9 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft.
.THU...SE winds less than 10 kt, increasing to 10 to 15 kt in
the afternoon. Seas 5 to 7 ft.
.THU NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI...NE winds 10 to 15 kt. Seas 5 to 6 ft.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft.
.SAT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.

Bahamas N of 22N

.OVERNIGHT...E winds less than 10 kt. Seas 3 to 5 ft.
.TUE...Variable winds less than 10 kt, becoming NE less than
10 kt in the afternoon. Seas 3 to 5 ft.
.TUE NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.WED...E winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...E winds less than 10 kt. Seas 3 to 5 ft.
.THU...E winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI...E winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.

ATLC waters from 22N to 27N between 65W and the Bahamas

.OVERNIGHT...SE winds less than 10 kt W of 70W, and S 15 to
25 kt elsewhere. Seas 6 to 8 ft W of 70W, and 8 to 11 ft
elsewhere.
.TUE...W of 70W, SW winds less than 10 kt, shifting to NE in the
afternoon. Elsewhere, S winds 10 to 20 kt. Seas 6 to 7 ft W of
70W, and 7 to 10 ft elsewhere.
.TUE NIGHT...E winds less than 10 kt W of 70W, and S 10 to 15 kt
elsewhere. Seas 5 to 7 ft.
.WED...SE winds less than 10 kt W of 70W, and SE 10 to 15 kt
elsewhere. Seas 5 to 6 ft.
.WED NIGHT...SE winds 10 to 15 kt. Seas 5 to 6 ft.
.THU...SE winds 10 to 15 kt. Seas 5 to 7 ft.
.THU NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI...SE winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.
.SAT...E winds 10 to 15 kt. Seas 5 to 6 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.

ATLC waters S of 22N W of 65W

.OVERNIGHT...SE winds 10 to 20 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.
.WED...SE winds 10 to 15 kt. Seas 4 to 6 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.
.THU...SE winds 10 to 20 kt. Seas 4 to 6 ft.
.THU NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft.
.FRI...SE winds 10 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...E winds 10 to 20 kt. 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 4 to 6 ft.

ATLC waters from 19N to 22N between 55W and 65W

.OVERNIGHT...E winds 15 to 20 kt. Seas 7 to 8 ft.
.TUE...SE winds 15 to 20 kt. Seas 7 to 8 ft.
.TUE NIGHT...SE winds 10 to 20 kt. Seas 7 to 8 ft.
.WED...SE winds 10 to 20 kt. Seas 7 to 8 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 6 to 7 ft.
.THU...E winds 10 to 20 kt. Seas 6 to 7 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 6 to 7 ft.
.FRI...E winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.
.SAT...E winds 10 to 15 kt. Seas 5 to 6 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.



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