Offshore Forecast
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000
FZNT31 KNHC 242055
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
455 PM EDT Sat Jun 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 along 69W/70W will continue W across
the central Caribbean through tonight. A second tropical wave
along 56W enters the E Caribbean late Sun night. The pressure
gradient is supporting an area of strong trades along the NW
coast of Colombia, and along the southern tip of Hispaniola. The
pressure gradient will tighten as the tropical wave moves into
Central Caribbean on Mon, with the area of strong trades
expanding N across the waters between 70W and 79W on Sun night
and Mon. A broad area of low pressure will develop over the SW
Caribbean by mid week.

NW Caribbean W of 85W

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

Caribbean N of 15N between 72W and 85W

.TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft S of 18N, and
3 to 4 ft elsewhere.
.SUN...E winds 10 to 20 kt. Seas 5 to 7 ft S of 18N, and 3 to
4 ft elsewhere.
.SUN NIGHT...E winds 10 to 20 kt S of 18N, and E less than 10 kt
elsewhere. Seas 4 to 6 ft.
.MON...E winds 10 to 20 kt. Seas 6 to 8 ft S of 18N, and 3 to
5 ft elsewhere.
.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 20 kt. Seas 4 to 6 ft.
.WED...E winds 10 to 20 kt. Seas 5 to 7 ft.
.WED NIGHT...E winds 10 to 20 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.

Caribbean from 11N to 15N W of 72W

.TONIGHT...E winds 25 to 30 kt Within 90 nm of coast of
Colombia, and E 20 to 25 kt elsewhere. Seas 6 to 9 ft.
.SUN...E winds 15 to 25 kt. Seas 7 to 9 ft.
.SUN NIGHT...E winds 15 to 25 kt. Seas 7 to 9 ft.
.MON...E winds 15 to 25 kt. Seas 7 to 10 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft.
.TUE...E winds 15 to 25 kt. Seas 7 to 9 ft.
.TUE NIGHT...E winds 15 to 25 kt. Seas 7 to 9 ft.
.WED...E winds 15 to 25 kt. Seas 7 to 9 ft.
.WED NIGHT...E winds 25 to 30 kt Within 90 nm of coast of
Colombia, and E 20 to 25 kt elsewhere. Seas 7 to 10 ft.
.THU...E winds 15 to 25 kt. Seas 7 to 10 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft.

SW Caribbean S of 11N

.TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...NE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 5 to 7 ft.
.SUN NIGHT...N winds less than 10 kt. Seas 5 to 7 ft.
.MON...SW winds less than 10 kt. Seas 4 to 6 ft.
.MON NIGHT...N winds less than 10 kt. Seas 4 to 6 ft.
.TUE...SE winds less than 10 kt, shifting to SW in the
afternoon. Seas 4 to 6 ft.
.TUE NIGHT...NW winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 to 5 ft.
.WED...SE winds less than 10 kt. Seas 4 to 6 ft.
.WED NIGHT...E winds less than 10 kt. Seas 5 to 7 ft.
.THU...E winds less than 10 kt. Seas 6 to 8 ft.
.THU NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft.

Caribbean between 64W and 72W

.TONIGHT...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to
20 kt elsewhere. Seas 5 to 7 ft.
.SUN...E winds 10 to 20 kt. Seas 5 to 7 ft.
.SUN NIGHT...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to
20 kt elsewhere. Seas 5 to 7 ft.
.MON...E winds 10 to 20 kt. Seas 4 to 6 ft Gulf of Venezuela,
and 5 to 7 ft elsewhere.
.MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.TUE...E winds 10 to 20 kt. Seas 5 to 7 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.WED...E winds 10 to 20 kt. Seas 5 to 7 ft.
.WED NIGHT...E winds 10 to 20 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.

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

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

.TONIGHT...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 5 to 7 ft.
.TUE...E winds 10 to 15 kt. Seas 5 to 7 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.WED...E winds 10 to 15 kt. Seas 5 to 7 ft.
.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 3 to 5 ft.

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...A surface high is centered just SW of Bermuda with a
ridge extending W to Port Canaveral, FL. The high will shift NE
of the area on Sun, with a ridge from 31N60W to Port Canaveral,
Florida. The ridge will retreat to the east on Sun night as a
weak cold front moves off the SE United States Coast on Mon. The
weak front will extend from 31N79W to 29N80W Mon evening, and
then move E again Tue and extend from 31N72W to 27N75W Wed then
dissipate Thu.

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

.TONIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN...S winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.MON...S winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...S winds less than 10 kt. Seas 3 ft.
.TUE...S winds less than 10 kt. Seas 3 ft.
.TUE NIGHT...E winds less than 10 kt. Seas 3 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 4 ft.

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

.TONIGHT...SE 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 ft.
.MON...S winds 10 kt. Seas 3 ft.
.MON NIGHT...S winds 10 kt. Seas 3 ft.
.TUE...S winds less than 10 kt. Seas 3 ft.
.TUE NIGHT...S winds less than 10 kt. Seas 3 ft.
.WED...S winds less than 10 kt. Seas 3 ft.
.WED NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.THU...E winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...E winds 10 kt. Seas 3 to 4 ft.

Bahamas N of 22N

.TONIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft.
.SUN...E winds 10 to 15 kt. Seas 3 to 4 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 ft.
.TUE...SE winds 10 to 15 kt. Seas 3 ft.
.TUE NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 ft.
.WED...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to
3 ft after midnight.
.THU...E winds 10 to 15 kt. Seas 3 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft.

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

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

ATLC waters S of 22N W of 65W

.TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.
.SUN...E winds 10 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...E winds 10 to 20 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 3 to 5 ft.
.TUE...E winds 10 to 15 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 3 to 5 ft.
.THU...E winds 10 to 20 kt. Seas 4 to 5 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.

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

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



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