Offshore Forecast
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000
FZNT31 KNHC 200243
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1043 PM EDT Sat Aug 19 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...The remnant low of Tropical Depression Harvey is
centered near 14.3N 71.8W 1007 mb at 0300 UTC moving W at 19 kt.
Maximum sustained winds are 30 kt with gusts to 40 kt. This low
will move W across the S central Caribbean overnight and weaken
to an open trough or wave, then continue W and reach NE
Nicaragua and Honduras Mon, then move inland across Belize and
the Yucatan peninsula Tue.

NW Caribbean W of 85W

.OVERNIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN...E winds less than 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas 3 ft.
.SUN NIGHT...E winds less than 10 kt. Seas 3 ft in the evening,
subsiding to 2 ft or less.
.MON...NE winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.
.TUE...SE winds 10 to 20 kt. Seas 5 to 7 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.
.WED...SE winds 10 to 20 kt. Seas 3 to 5 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.THU...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.

Caribbean N of 15N between 72W and 85W

.OVERNIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft S of 18N, and
3 to 5 ft elsewhere.
.SUN...E winds 15 to 25 kt S of 18N, and E 10 to 15 kt
elsewhere. Seas 6 to 9 ft S of 18N, and 3 to 5 ft elsewhere.
.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 15 kt. Seas 4 to 6 ft.
.TUE...E winds 10 to 20 kt. Seas 3 to 5 ft.
.TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.WED...E winds 10 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.THU...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.

Caribbean from 11N to 15N W of 72W

.OVERNIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...Within 90 nm of coast of Colombia, S winds less than
10 kt, increasing to 10 to 15 kt in the afternoon. Elsewhere, E
winds 10 to 15 kt. Seas 5 to 7 ft.
.SUN NIGHT...Within 90 nm of coast of Colombia, SE winds less
than 10 kt, shifting to E after midnight. Elsewhere, E winds
10 to 15 kt. Seas 5 to 7 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 20 kt. Seas 4 to 6 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.WED...E winds 10 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.THU...E winds 10 to 20 kt. Seas 4 to 6 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.

SW Caribbean S of 11N

.OVERNIGHT...N winds less than 10 kt. Seas 3 to 5 ft.
.SUN...W winds less than 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft.
.MON...Variable winds less than 10 kt. Seas 3 to 4 ft.
.MON NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft.
.TUE...N winds less than 10 kt. Seas 3 to 4 ft.
.TUE NIGHT...NW winds less than 10 kt. Seas 3 to 4 ft.
.WED...SW winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...W winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 ft.
.THU...Variable winds less than 10 kt, becoming S less than
10 kt in the afternoon. Seas 3 ft.
.THU NIGHT...S winds less than 10 kt. Seas 3 ft.

Caribbean between 64W and 72W

.OVERNIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of
Venezuela, and 6 to 9 ft elsewhere.
.SUN...Gulf of Venezuela, E winds 10 to 15 kt, shifting to NE in
the afternoon. Elsewhere, E winds 10 to 20 kt. Seas 3 to 4 ft
Gulf of Venezuela, and 6 to 8 ft elsewhere.
.SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.
.MON...E winds 10 to 20 kt. Seas 4 to 6 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.TUE...E winds 10 to 20 kt. Seas 3 to 5 ft.
.TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.WED...E winds 10 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.
.THU...E winds 10 to 20 kt. Seas 4 to 6 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.

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

.OVERNIGHT...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 4 to 6 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.TUE...E winds less than 10 kt. Seas 3 to 5 ft.
.TUE NIGHT...E winds less than 10 kt. Seas 3 to 5 ft.
.WED...E winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.THU...E winds 10 to 15 kt. Seas 3 to 5 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.

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

.OVERNIGHT...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 10 to 15 kt. Seas 3 to 5 ft.
.TUE...E winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE NIGHT...E winds less than 10 kt. Seas 3 to 5 ft.
.WED...E winds 10 to 15 kt. Seas 3 to 4 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.THU...E winds 10 to 15 kt. Seas 3 to 5 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...The northern part of a strong tropical wave will
move into the Florida peninsula and the Straits of Florida
tonight, accompanied by fresh to locally strong winds and active
weather. A trough in the tropical Atlc will move WNW and pass N
of the Leeward Islands tonight and reach the southern Bahamas by
early Mon, bringing strong winds and building seas to the waters
S of 25N. A ridge along 28N will move N of the area early next
week.

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

.OVERNIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.TUE...E winds 10 to 15 kt. Seas 4 to 6 ft.
.TUE NIGHT...SE winds 10 kt. Seas 4 to 5 ft.
.WED...S winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...S winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 4 ft.
.THU...S winds 10 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.

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

.OVERNIGHT...SE winds 10 kt. Seas 3 to 4 ft.
.SUN...SE winds 10 to 15 kt. Seas 4 to 5 ft.
.SUN NIGHT...SE 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.
.TUE...E winds 10 kt. Seas 4 to 6 ft.
.TUE NIGHT...E winds less than 10 kt. Seas 4 to 5 ft.
.WED...SE winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft.
.THU...S winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...S winds less than 10 kt. Seas 3 to 5 ft.

Bahamas N of 22N

.OVERNIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.SUN...E winds 10 to 20 kt. Seas 3 to 5 ft.
.SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.MON...E winds 10 to 20 kt. Seas 3 to 5 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE...E winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.WED...SE winds 10 to 15 kt. Seas 3 ft.
.WED NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.THU...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.THU 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

.OVERNIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SUN...E winds 10 to 20 kt. Seas 6 to 9 ft.
.SUN NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft.
.MON...E winds 10 to 20 kt. Seas 6 to 7 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.
.TUE...E winds 10 to 15 kt. Seas 4 to 6 ft.
.TUE NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt
after midnight. Seas 4 to 5 ft.
.WED...E winds less than 10 kt. Seas 4 ft.
.WED NIGHT...SE winds less than 10 kt. Seas 4 ft.
.THU...SE winds 10 kt. Seas 3 to 4 ft.
.THU NIGHT...SE winds 10 kt. Seas 3 to 4 ft.

ATLC waters S of 22N W of 65W

.OVERNIGHT...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 4 to 6 ft.
.TUE...E winds 10 to 20 kt. Seas 4 to 6 ft.
.TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.WED...E winds 10 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.THU...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.

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

.OVERNIGHT...E winds 15 to 20 kt. Seas 7 to 10 ft.
.SUN...E winds 15 to 20 kt. Seas 7 to 9 ft.
.SUN NIGHT...E winds 15 to 20 kt. Seas 6 to 7 ft.
.MON...NE winds 10 to 20 kt. Seas 6 to 7 ft.
.MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 6 ft.
.TUE...E winds 10 to 15 kt. Seas 4 to 5 ft.
.TUE NIGHT...E winds 10 kt. Seas 4 to 5 ft.
.WED...SE winds 10 kt. Seas 4 ft.
.WED NIGHT...E winds 10 kt. Seas 3 to 5 ft.
.THU...E winds 10 to 15 kt. Seas 3 to 5 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.



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