Offshore Forecast
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789
FZNT31 KNHC 200320
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1020 PM EST Mon Feb 19 2018

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...Strong high pres across the NW Atlc will continue to
build S across the region through Wed then settle across the
Bermuda area through the end of the week. This will produce
fresh to strong tradewinds across the entire Caribbean and
Tropical N Atlc waters through Thu and pulsing gale force winds
off of Colombia. High pres will weaken near 31N70W by Sat and
allow winds and seas to begin to diminish.

NW Caribbean W of 85W

.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 15 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 5 to 7 ft.
.SAT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.

Caribbean N of 15N between 72W and 85W

.TONIGHT...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt
elsewhere. Seas 8 to 11 ft S of 18N, and 5 to 7 ft elsewhere.
.TUE...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt
elsewhere. Seas 8 to 13 ft S of 18N, and 5 to 7 ft elsewhere.
.TUE NIGHT...E winds 15 to 25 kt. Seas 8 to 13 ft S of 18N, and
6 to 9 ft elsewhere.
.WED...E winds 15 to 25 kt. Seas 8 to 11 ft S of 18N, and 6 to
9 ft elsewhere.
.WED NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft.
.THU...E winds 15 to 25 kt. Seas 7 to 10 ft.
.THU NIGHT...E winds 15 to 25 kt. Seas 7 to 10 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 10 to 20 kt. Seas 6 to 8 ft.
.SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.

Caribbean from 11N to 15N W of 72W

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

.TONIGHT...E winds 25 to 35 kt within 90 nm of coast of
Colombia, and E 20 to 30 kt elsewhere. Within 90 nm of coast of
Colombia, seas 9 to 14 ft. Elsewhere, seas 8 to 11 ft, building
to 9 to 14 ft after midnight.
.TUE...E winds 20 to 30 kt. Seas 9 to 14 ft.
.TUE NIGHT...E winds 25 to 35 kt within 90 nm of coast of
Colombia, and E 20 to 30 kt elsewhere. Seas 10 to 15 ft.
.WED...E winds 20 to 30 kt. Seas 10 to 15 ft.
.WED NIGHT...E winds 15 to 25 kt. Seas 8 to 13 ft.
.THU...E winds 15 to 25 kt. Seas 8 to 13 ft.
.THU NIGHT...E winds 15 to 25 kt. Seas 8 to 13 ft.
.FRI...E winds 15 to 25 kt. Seas 8 to 13 ft.
.FRI NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft.
.SAT...E winds 10 to 20 kt. Seas 8 to 11 ft.
.SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft.

SW Caribbean S of 11N

.TONIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft, building to
9 to 14 ft after midnight.
.TUE...NE winds 15 to 25 kt. Seas 8 to 13 ft.
.TUE NIGHT...NE winds 15 to 25 kt. Seas 9 to 14 ft.
.WED...NE winds 15 to 25 kt. Seas 10 to 15 ft.
.WED NIGHT...NE winds 15 to 25 kt. Seas 8 to 13 ft.
.THU...NE winds 15 to 25 kt. Seas 8 to 13 ft.
.THU NIGHT...NE winds 15 to 25 kt. Seas 8 to 12 ft.
.FRI...NE winds 10 to 20 kt. Seas 8 to 12 ft.
.FRI NIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft.
.SAT...NE winds 10 to 20 kt. Seas 8 to 11 ft.
.SAT NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft.

Caribbean between 64W and 72W

.TONIGHT...E winds 20 to 30 kt Gulf of Venezuela, and E 15 to
25 kt elsewhere. Seas 5 to 7 ft Gulf of Venezuela, and 8 to
11 ft elsewhere.
.TUE...E winds 15 to 25 kt. Seas 4 to 6 ft Gulf of Venezuela,
and 8 to 11 ft elsewhere.
.TUE NIGHT...NE winds 15 to 25 kt. Seas 4 to 6 ft Gulf of
Venezuela, and 8 to 11 ft elsewhere.
.WED...E winds 15 to 25 kt. Seas 4 to 6 ft Gulf of Venezuela,
and 7 to 10 ft elsewhere.
.WED NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft.
.THU...E winds 15 to 25 kt. Seas 7 to 10 ft.
.THU NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft.
.FRI...E winds 10 to 20 kt. Seas 7 to 10 ft.
.FRI NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft.
.SAT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.

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

.TONIGHT...NE winds 15 to 25 kt. Seas 8 to 10 ft.
.TUE...NE winds 10 to 20 kt. Seas 7 to 10 ft.
.TUE NIGHT...NE winds 15 to 25 kt. Seas 6 to 9 ft.
.WED...NE winds 15 to 25 kt. Seas 8 to 13 ft.
.WED NIGHT...NE winds 15 to 25 kt. Seas 9 to 14 ft.
.THU...NE winds 15 to 25 kt. Seas 9 to 14 ft.
.THU NIGHT...NE winds 15 to 25 kt. Seas 9 to 14 ft.
.FRI...NE winds 10 to 20 kt. Seas 8 to 12 ft.
.FRI NIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft.
.SAT...NE winds 10 to 20 kt. Seas 7 to 10 ft.
.SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft.

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

.TONIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft.
.TUE...NE winds 10 to 20 kt. Seas 6 to 9 ft.
.TUE NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft.
.WED...NE winds 10 to 20 kt. Seas 6 to 9 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 13 ft.
.FRI...NE winds 10 to 20 kt. Seas 8 to 11 ft.
.FRI NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft.
.SAT...NE winds 10 to 20 kt. Seas 7 to 10 ft.
.SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft.

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...Strong high pres across the NW Atlc will shift S
through early Wed then settle across the Bermuda area through
Fri.  Gentle to moderate winds will prevail N of 28N with
moderate to fresh winds S of 28N becoming strong S of 25N Tue
through Thu. NNE swell from a north central Atlantic storm
system will move through waters E of 65W Wed through Fri.

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

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

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

.TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.TUE...E winds 10 to 15 kt W of 70W, and E 15 to 20 kt
elsewhere. Seas 6 to 8 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft.
.WED...E winds 10 to 20 kt. Seas 6 to 9 ft W of 70W, and 8 to
11 ft elsewhere.
.WED NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft.
.THU...E winds 10 to 20 kt. Seas 7 to 10 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 6 to 9 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.
.SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 5 to 7 ft.
.SAT NIGHT...E winds less than 10 kt. Seas 4 to 6 ft.

Bahamas N of 22N

.TONIGHT...E winds 15 to 25 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 4 to 6 ft.
.WED...E winds 15 to 25 kt. Seas 5 to 7 ft.
.WED NIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft.
.THU...E winds 10 to 20 kt. Seas 5 to 7 ft.
.THU NIGHT...E winds 10 to 20 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 5 to 7 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.

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

.TONIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft.
.TUE...E winds 15 to 20 kt. Seas 6 to 9 ft.
.TUE NIGHT...E winds 15 to 25 kt W of 70W, and E 20 to 25 kt
elsewhere. Seas 7 to 10 ft.
.WED...E winds 15 to 25 kt W of 70W, and E 20 to 25 kt
elsewhere. Seas 8 to 12 ft.
.WED NIGHT...E winds 15 to 25 kt. Seas 9 to 13 ft.
.THU...E winds 15 to 25 kt. Seas 10 to 13 ft.
.THU NIGHT...E winds 15 to 20 kt. Seas 9 to 12 ft.
.FRI...E winds 15 to 25 kt. Seas 8 to 11 ft.
.FRI NIGHT...E winds 15 to 20 kt. Seas 7 to 10 ft.
.SAT...E winds 10 to 20 kt. Seas 6 to 9 ft.
.SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.

ATLC waters S of 22N W of 65W

.TONIGHT...E winds 15 to 25 kt. Seas 6 to 9 ft.
.TUE...E winds 15 to 25 kt. Seas 7 to 9 ft.
.TUE NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft.
.WED...E winds 15 to 25 kt. Seas 8 to 11 ft.
.WED NIGHT...E winds 15 to 25 kt. Seas 8 to 13 ft.
.THU...E winds 15 to 25 kt. Seas 8 to 13 ft.
.THU NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft.
.FRI...E winds 10 to 20 kt. Seas 8 to 11 ft.
.FRI NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft.
.SAT...E winds 10 to 20 kt. Seas 6 to 9 ft.
.SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.

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

.TONIGHT...NE winds 20 to 25 kt. Seas 7 to 9 ft.
.TUE...NE winds 20 kt. Seas 7 to 9 ft.
.TUE NIGHT...NE winds 20 to 25 kt. Seas 8 to 13 ft.
.WED...NE winds 25 kt. Seas 11 to 14 ft.
.WED NIGHT...NE winds 25 kt. Seas 13 to 15 ft.
.THU...E winds 20 to 25 kt. Seas 13 to 14 ft.
.THU NIGHT...NE winds 20 to 25 kt. Seas 12 to 13 ft.
.FRI...NE winds 15 to 20 kt. Seas 10 to 12 ft.
.FRI NIGHT...NE winds 15 to 20 kt. Seas 9 to 10 ft.
.SAT...NE winds 15 to 20 kt. Seas 7 to 9 ft.
.SAT NIGHT...NE winds 15 to 20 kt. Seas 7 to 8 ft.



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