Offshore Forecast
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000
FZNT31 KNHC 230256
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
956 PM EST Wed Nov 22 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 trough will linger in the west-central Caribbean
through Friday night. A pre-frontal trough will enter the NW
Caribbean on Thursday and reach from central Cuba to 18N79W
Thursday night and become nearly statioanry. A cold front will
enter the NW Caribbean late Thursday night or early on Friday,
then slowly move across the NW Caribbean through early Saturday
while it weakens.

NW Caribbean W of 85W

.TONIGHT...Variable winds less than 10 kt, becoming W less than
10 kt after midnight. Seas 2 ft or less.
.THU...W winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft
in the afternoon.
.THU NIGHT...NW winds 10 to 20 kt. Seas 3 to 4 ft.
.FRI...NW winds 10 to 20 kt. Seas 3 to 5 ft.
.FRI NIGHT...NW winds 10 to 15 kt, diminishing to less than
10 kt after midnight. Seas 3 to 5 ft.
.SAT...NW winds less than 10 kt. Seas 3 ft.
.SAT NIGHT...N winds less than 10 kt. Seas 2 ft or less.
.SUN...N winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft.
.MON...N winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.

Caribbean N of 15N between 72W and 85W

.TONIGHT...S of 18N, E winds 10 to 15 kt. Elsewhere, Variable
winds less than 10 kt, becoming NE less than 10 kt after
midnight. Seas 3 ft.
.THU...NE winds 10 to 15 kt S of 18N, and SE less than 10 kt
elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere.
.THU NIGHT...NE winds 10 to 15 kt S of 18N, and W less than
10 kt elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less
elsewhere.
.FRI...NE winds 10 to 15 kt S of 18N, and NW less than 10 kt
elsewhere. Seas 3 ft.
.FRI NIGHT...N winds 10 to 15 kt. Seas 3 ft.
.SAT...N winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN...NE winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.

Caribbean from 11N to 15N W of 72W

.TONIGHT...Within 90 nm of coast of Colombia, E winds 10 to
15 kt. Elsewhere, NE winds less than 10 kt, increasing to 10 to
15 kt after midnight. Seas 3 to 4 ft.
.THU...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT...NE winds 10 to 15 kt. Seas 4 to 5 ft.
.SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft.
.SUN...NE winds 10 to 15 kt. Seas 4 to 5 ft.
.SUN NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.
.MON...NE winds 10 to 20 kt. Seas 5 to 7 ft.
.MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.

SW Caribbean S of 11N

.TONIGHT...NW winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 ft.
.THU...NW winds less than 10 kt. Seas 2 ft or less.
.THU NIGHT...NW winds less than 10 kt. Seas 2 ft or less,
building to 3 ft after midnight.
.FRI...NW winds less than 10 kt. Seas 3 ft.
.FRI NIGHT...N winds less than 10 kt. Seas 3 to 5 ft.
.SAT...NW winds less than 10 kt. Seas 3 to 5 ft.
.SAT NIGHT...N winds less than 10 kt. Seas 3 to 5 ft.
.SUN...NW winds less than 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...N winds less than 10 kt. Seas 3 to 5 ft.
.MON...N winds less than 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas 4 to 6 ft.
.MON NIGHT...N winds 10 to 15 kt, diminishing to less than 10 kt
after midnight. Seas 4 to 6 ft.

Caribbean between 64W and 72W

.TONIGHT...E winds 10 to 20 kt Gulf of Venezuela, and E 10 to
15 kt elsewhere. Seas 3 to 5 ft.
.THU...E winds 10 to 15 kt. Seas 3 to 5 ft.
.THU NIGHT...E winds 15 to 20 kt Gulf of Venezuela, and E 10 to
15 kt elsewhere. Seas 3 to 5 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 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 4 ft.
.MON...E winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.

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

.TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.THU...E winds 10 to 15 kt. Seas 5 to 7 ft.
.THU NIGHT...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 4 to 6 ft.
.SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 4 to 6 ft.
.SAT NIGHT...E winds less than 10 kt. Seas 4 to 6 ft.
.SUN...E winds less than 10 kt. Seas 4 to 6 ft.
.SUN NIGHT...E winds less than 10 kt. Seas 4 to 6 ft.
.MON...SE winds less than 10 kt. Seas 4 to 6 ft.
.MON NIGHT...E winds less than 10 kt. Seas 4 to 6 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.
.THU...E winds 10 to 15 kt. Seas 4 to 6 ft.
.THU NIGHT...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 4 to 6 ft.
.SAT...E winds 10 to 15 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, diminishing to less than 10 kt in
the afternoon. Seas 4 to 6 ft.
.SUN NIGHT...E 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 15 kt. Seas 4 to 6 ft.

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...A cold front extends from a 1008 mb low near 30N67W
to 25N70W and 22N75W. This system will intensify as it moves
quickly NE, to just N of the area near 32N64W 1000 mb by early
on Thursday. Strong to near gale force winds are expected with
southerly flow to the E and SE of the low. Another low pressure
system, currently in the eastern Gulf of Mexico, will move across
Florida into the SW N Atlantic by Friday evening or early on
Saturday. The associated cold front will move across the forecast
area through Sunday night.

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

.TONIGHT...NE winds 10 to 15 kt. Seas 5 to 6 ft.
.THU...E winds 10 kt. Seas 5 to 7 ft.
.THU NIGHT...S winds less than 10 kt. Seas 5 to 7 ft.
.FRI...S winds less than 10 kt. Seas 5 to 6 ft.
.FRI NIGHT...S winds less than 10 kt, shifting to W after
midnight. Seas 5 to 6 ft.
.SAT...NW winds 10 to 20 kt. Seas 5 to 7 ft.
.SAT NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...NW winds 10 to 15 kt. Seas 4 to 5 ft.
.SUN NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft.
.MON...NE winds 15 to 20 kt. Seas 5 to 7 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.

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

...GALE WARNING...

.TONIGHT...from 29N to 30N E of 66W S winds 25 to 35 kt. Seas 9
to 14 ft in SE swell. Scattered showers. Elsewhere E of 68W winds
20 kt or less. Seas to 10 ft in SE swell.
.THU...N winds less than 10 kt in the morning, becoming variable
winds less than 10 kt. Seas 6 to 9 ft.
.THU NIGHT...S winds less than 10 kt W of 70W, and Variable less
than 10 kt elsewhere. Seas 5 to 7 ft.
.FRI...S winds less than 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas 4 to 6 ft.
.FRI NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft.
.SAT...SW winds 10 to 20 kt. Seas 5 to 7 ft.
.SAT NIGHT...W winds 10 to 15 kt. Seas 5 to 7 ft.
.SUN...W winds 10 to 15 kt. Seas 5 to 6 ft.
.SUN NIGHT...NW winds 10 to 20 kt. Seas 5 to 7 ft.
.MON...N winds 10 to 20 kt. Seas 6 to 9 ft.
.MON NIGHT...NE winds 15 to 20 kt. Seas 7 to 9 ft.

Bahamas N of 22N

.TONIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.THU...S winds less than 10 kt. Seas 3 ft.
.THU NIGHT...S winds less than 10 kt. Seas 2 ft or less.
.FRI...S winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft.
.SAT...W winds less than 10 kt. Seas 3 ft.
.SAT NIGHT...NW winds less than 10 kt. Seas 3 ft.
.SUN...NW winds less than 10 kt, increasing to 10 to 15 kt in
the afternoon. Seas 3 ft.
.SUN NIGHT...N winds 10 to 15 kt. Seas 3 ft.
.MON...NE winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft.

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

.TONIGHT...W of 70W, NW winds less than 10 kt in the evening,
becoming variable winds less than 10 kt. Elsewhere, S winds
10 to 15 kt, shifting to SW after midnight. Seas 6 to 9 ft.
.THU...Variable winds less than 10 kt. Seas 5 to 7 ft.
.THU NIGHT...SE winds less than 10 kt W of 70W, and Variable
less than 10 kt elsewhere. Seas 5 to 6 ft.
.FRI...SE winds less than 10 kt. Seas 4 to 5 ft.
.FRI NIGHT...SE winds 10 kt. Seas 4 to 5 ft.
.SAT...S winds 10 to 15 kt. Seas 4 to 5 ft.
.SAT NIGHT...SW winds less than 10 kt. Seas 4 to 5 ft.
.SUN...SW winds less than 10 kt, shifting to W in the afternoon.
Seas 4 to 5 ft.
.SUN NIGHT...NW winds less than 10 kt. Seas 4 to 5 ft.
.MON...N winds 10 to 15 kt. Seas 5 to 7 ft.
.MON NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft.

ATLC waters S of 22N W of 65W

.TONIGHT...SE winds less than 10 kt. Seas 4 to 6 ft.
.THU...Variable winds less than 10 kt. Seas 4 to 6 ft.
.THU NIGHT...E winds less than 10 kt. Seas 3 to 5 ft.
.FRI...E winds less than 10 kt. Seas 3 to 5 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 5 ft.
.SAT NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft.
.SUN...S winds less than 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...S winds less than 10 kt. Seas 3 to 5 ft.
.MON...NW winds less than 10 kt. Seas 3 to 4 ft.
.MON NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 4 ft.

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

.TONIGHT...E winds 10 to 20 kt. Seas 7 to 9 ft.
.THU...E winds 10 to 15 kt. Seas 6 to 7 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI...E winds 10 kt. Seas 5 to 6 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.
.SUN...SE winds 10 kt. Seas 5 to 6 ft.
.SUN NIGHT...SE winds 10 kt. Seas 5 to 6 ft.
.MON...S winds less than 10 kt. Seas 4 to 6 ft.
.MON NIGHT...Variable winds less than 10 kt, becoming E less
than 10 kt after midnight. Seas 4 to 6 ft.



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