Offshore Forecast
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000
FZNT31 KNHC 210221
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
921 PM EST Sat Jan 20 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 NE winds will continue across the Caribbean
approach to the Windward Passage and to the lee of Cuba
overnight. Strong to near gale force trades will pulse along the
NW coast of Colombia through Thu night, except minimal gale
force conditions forecast overnight. Strong E winds forecast
across the Central Caribbean waters on Sun, diminishing slightly
on Mon. Moderate to fresh trades will continue across the
tropical Atlc waters E of the Windwards through Thu night.

NW Caribbean W of 85W

.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 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 3 to 5 ft.
.TUE...E winds less than 10 kt. Seas 3 to 5 ft.
.TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.WED...E winds 10 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.
.THU...NE winds 10 to 15 kt. Seas 4 to 6 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.

Caribbean N of 15N between 72W and 85W

.TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and
4 to 6 ft elsewhere.
.SUN...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt
elsewhere. Seas 6 to 9 ft S of 18N, and 4 to 6 ft elsewhere.
.SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and
4 to 6 ft elsewhere.
.MON...E winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 4 to
6 ft elsewhere.
.MON NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.TUE...E winds 10 to 20 kt. Seas 5 to 7 ft.
.TUE NIGHT...NE 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 6 to 8 ft.

Caribbean from 11N to 15N W of 72W

...GALE WARNING...

.TONIGHT...E winds 25 to 35 kt within 90 nm of coast of
Colombia, and E 15 to 25 kt elsewhere. Seas 8 to 11 ft.
.SUN...E winds 20 to 30 kt within 90 nm of coast of Colombia,
and E 15 to 25 kt elsewhere. Seas 8 to 13 ft.
.SUN NIGHT...E winds 20 to 30 kt within 90 nm of coast of
Colombia, and E 15 to 25 kt elsewhere. Seas 8 to 11 ft.
.MON...E winds 20 to 30 kt within 90 nm of coast of Colombia,
and E 15 to 25 kt elsewhere. Seas 8 to 11 ft.
.MON NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft.
.TUE...E winds 15 to 25 kt. Seas 8 to 11 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 11 ft.
.THU...E winds 15 to 25 kt. Seas 8 to 11 ft.
.THU NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft.

SW Caribbean S of 11N

.TONIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft.
.SUN...NE winds 10 to 20 kt. Seas 8 to 11 ft.
.SUN NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft.
.MON...NE winds 10 to 20 kt. Seas 7 to 10 ft.
.MON NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft.
.TUE...NE winds 10 to 15 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 7 to 10 ft.
.WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft.
.THU...NE winds 10 to 20 kt. Seas 7 to 10 ft.
.THU NIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft.

Caribbean between 64W and 72W

.TONIGHT...E winds 20 to 30 kt Gulf of Venezuela, and E 10 to
20 kt elsewhere. Seas 6 to 8 ft.
.SUN...E winds 20 to 25 kt Gulf of Venezuela, and E 10 to 20 kt
elsewhere. Seas 4 to 6 ft Gulf of Venezuela, and 6 to 9 ft
elsewhere.
.SUN NIGHT...E winds 20 to 30 kt Gulf of Venezuela, and E 10 to
20 kt elsewhere. Seas 5 to 7 ft Gulf of Venezuela, and 6 to 9 ft
elsewhere.
.MON...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt
elsewhere. Seas 4 to 6 ft Gulf of Venezuela, and 6 to 9 ft
elsewhere.
.MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.TUE...E winds 10 to 20 kt. Seas 6 to 8 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 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 20 kt. Seas 6 to 8 ft.

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

.TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SUN...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.MON...E winds 10 to 20 kt. Seas 6 to 8 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 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 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 Windward Islands and adjacent ATLC waters from 07N to
15N W of 55W

.TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SUN...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.MON...E winds 10 to 20 kt. Seas 6 to 8 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.TUE...E winds 10 to 20 kt. Seas 6 to 8 ft.
.TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.WED...E winds 10 to 15 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.

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...A weakening stationary front will meander from near
21N65W to E Cuba through Sun, then drift NW across the Old
Bahama
 Channel on Sun night and Mon and dissipate by Tue. High pres
near 29N71W will shift E to just SW of Bermuda on Sun and Mon,
then shift N of Bermuda on Mon night allowing a cold front to
move off the NE Florida coast on Tue morning. The cold front
will reach from near Bermuda to Straits of Florida on Wed night
and from 27N65W to Central Cuba on Thu night. Strengthening high
pres in the wake of the front will support strong NE wind W of
73W.

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

.TONIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.SUN...E winds less than 10 kt. Seas 3 to 4 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 4 to 5 ft.
.TUE...S winds 10 to 15 kt, shifting to SW in the afternoon.
Seas 4 to 5 ft.
.TUE NIGHT...NW winds less than 10 kt, shifting to N after
midnight. Seas 4 to 5 ft.
.WED...N winds 10 to 15 kt. Seas 4 to 5 ft.
.WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft.
.THU...NE winds 15 to 20 kt. Seas 5 to 7 ft.
.THU NIGHT...NE winds 20 to 25 kt. Seas 7 to 10 ft.

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

.TONIGHT...E winds less than 10 kt. Seas 4 to 6 ft.
.SUN...E winds less than 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...W of 70W, E winds 10 to 15 kt. Elsewhere, NE winds
less than 10 kt, shifting to E after midnight. Seas 3 to 5 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...SE winds 10 to 15 kt. Seas 4 to 6 ft.
.TUE NIGHT...SE winds less than 10 kt. Seas 4 to 5 ft.
.WED...E winds less than 10 kt. Seas 4 to 5 ft.
.WED NIGHT...NE winds less than 10 kt. Seas 4 to 5 ft.
.THU...NE winds 10 to 20 kt. Seas 5 to 7 ft.
.THU NIGHT...NE winds 15 to 25 kt. Seas 7 to 10 ft.

Bahamas N of 22N

.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 20 kt. Seas 4 to 6 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE...E winds less than 10 kt. Seas 3 to 5 ft.
.TUE NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 4 ft.
.WED...NE winds 10 to 15 kt. Seas 3 to 4 ft.
.WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.THU...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.THU NIGHT...NE winds 15 to 25 kt. Seas 5 to 7 ft.

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

.TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SUN...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SUN NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft.
.MON...E winds 15 to 20 kt. Seas 6 to 7 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 6 to 7 ft.
.TUE...E winds 10 to 15 kt. Seas 6 ft.
.TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.
.WED...E winds 10 to 15 kt. Seas 5 to 6 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...NE winds 10 to 20 kt. Seas 6 to 8 ft.

ATLC waters S of 22N W of 65W

.TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft.
.SUN...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 8 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 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 4 to 6 ft.
.THU...E winds 10 to 15 kt. Seas 4 to 6 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 6 to 8 ft.
.SUN...E winds 10 to 15 kt. Seas 7 to 8 ft.
.SUN NIGHT...E winds 15 kt. Seas 7 to 8 ft.
.MON...E winds 10 to 15 kt. Seas 7 ft.
.MON NIGHT...E winds 15 kt. Seas 6 to 7 ft.
.TUE...E winds 10 to 15 kt. Seas 6 to 7 ft.
.TUE NIGHT...E winds 15 kt. Seas 6 ft.
.WED...E winds 10 to 15 kt. Seas 5 to 6 ft.
.WED NIGHT...E winds 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 7 ft.



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