Offshore Forecast
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000
FZNT31 KNHC 240817
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
417 AM EDT Thu Aug 24 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 will move through the western
Caribbean through early Fri with locally strong trades along the
N coast of Colombia and across the Gulf of Honduras.

NW Caribbean W of 85W

.TODAY...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.TONIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.FRI...SE winds 10 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft.
.SAT...SE winds 10 to 20 kt. Seas 5 to 7 ft.
.SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.
.SUN...SE winds 10 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft.

Caribbean N of 15N between 72W and 85W

.TODAY...S of 18N, E winds 10 to 15 kt. Elsewhere, SE winds less
than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas
4 to 6 ft S of 18N, and 2 ft or less elsewhere.
.TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft S of 18N, and
3 ft elsewhere.
.FRI...E winds 10 to 15 kt. Seas 4 to 6 ft S of 18N, and 3 to
4 ft elsewhere.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt
after midnight. Seas 3 to 5 ft.
.SUN...E winds less than 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...E winds less than 10 kt. Seas 3 ft.
.MON...E winds less than 10 kt. Seas 3 ft.
.MON NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.

Caribbean from 11N to 15N W of 72W

.TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft.
.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 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 15 kt. Seas 4 to 6 ft.
.SUN...E winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 5 ft.

SW Caribbean S of 11N

.TODAY...SW winds less than 10 kt in the morning, becoming
variable winds less than 10 kt. Seas 3 to 4 ft.
.TONIGHT...Variable winds less than 10 kt. Seas 3 ft.
.FRI...Variable winds less than 10 kt. Seas 3 ft.
.FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.SAT...N winds less than 10 kt. Seas 3 to 5 ft.
.SAT NIGHT...N winds less than 10 kt. Seas 4 to 6 ft.
.SUN...N winds less than 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.MON...Variable winds less than 10 kt. Seas 3 to 4 ft.
.MON NIGHT...Variable winds less than 10 kt. Seas 3 ft.

Caribbean between 64W and 72W

.TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft.
.TONIGHT...NE winds 10 to 20 kt Gulf of Venezuela, and E 10 to
15 kt elsewhere. Seas 4 to 6 ft.
.FRI...E winds 10 to 15 kt. Seas 4 to 6 ft.
.FRI NIGHT...NE winds 10 to 20 kt Gulf of Venezuela, and E 10 to
15 kt elsewhere. Seas 3 to 5 ft.
.SAT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN...E winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.

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

.TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft.
.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...E winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.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 15 kt. Seas 3 to 5 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.

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

.TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 5 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 5 ft.
.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 15 kt. Seas 3 to 5 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...An E to W ridge will extend along 28N through Fri,
then retract E ahead of weak low pressure emerging off the
Florida coast Sat. The low pressure may deepen as it moves N of
the area early next week.

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

.TODAY...S winds 10 to 15 kt. Seas 3 to 4 ft.
.TONIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI...S winds less than 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas 3 to 4 ft.
.FRI NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT...S winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...S winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft.
.MON...SW winds 10 to 15 kt. Seas 5 to 7 ft.
.MON NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft.

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

.TODAY...S winds less than 10 kt. Seas 3 to 4 ft.
.TONIGHT...S winds less than 10 kt. Seas 3 to 4 ft.
.FRI...S winds 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...S winds less than 10 kt W of 70W, and Variable less
than 10 kt elsewhere. Seas 3 to 4 ft.
.SAT...SE winds less than 10 kt. Seas 3 ft.
.SAT NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft.
.SUN...S winds less than 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...S winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 5 ft.
.MON...S winds 10 to 15 kt. Seas 4 to 6 ft.
.MON NIGHT...S winds 10 to 20 kt. Seas 4 to 6 ft.

Bahamas N of 22N

.TODAY...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 ft.
.TONIGHT...SE winds less than 10 kt. Seas 3 ft.
.FRI...SE winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less.
.FRI NIGHT...E winds less than 10 kt. Seas 2 ft or less.
.SAT...SE winds less than 10 kt. Seas 2 ft or less.
.SAT NIGHT...SE winds less than 10 kt. Seas 2 ft or less.
.SUN...SE winds less than 10 kt. Seas 2 ft or less.
.SUN NIGHT...SE winds less than 10 kt. Seas 2 ft or less.
.MON...S winds less than 10 kt. Seas 2 ft or less, building to
3 ft in the afternoon.
.MON NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 ft.

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

.TODAY...SE winds less than 10 kt. Seas 3 to 4 ft.
.TONIGHT...SE winds less than 10 kt. Seas 3 to 4 ft.
.FRI...SE winds 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...E winds 10 kt. Seas 3 to 4 ft.
.SAT...E winds 10 kt. Seas 3 to 4 ft.
.SAT NIGHT...E winds 10 kt. Seas 3 to 4 ft.
.SUN...SE winds 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...SE winds 10 kt. Seas 3 to 4 ft.
.MON...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...SE winds 10 to 15 kt. Seas 4 ft.

ATLC waters S of 22N W of 65W

.TODAY...SE winds less than 10 kt. Seas 3 to 4 ft.
.TONIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 4 ft.
.FRI...E winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN...E winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.MON...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.

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

.TODAY...E winds 10 kt. Seas 3 to 5 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI...E winds 10 to 15 kt. Seas 4 to 5 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.
.SAT...E winds 10 to 15 kt. Seas 4 to 5 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.
.SUN...E winds 10 to 15 kt. Seas 4 to 5 ft.
.SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.
.MON...E winds 10 to 15 kt. Seas 4 to 5 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.



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