000
FZNT31 KNHC 042034
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
334 PM EST Sun Mar 4 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...Very large northerly swell will penetrate ATLC
passages will reach the A-B-C Islands and coastal Venezuela,
while also propagating through the Tropical N ATLC waters
through mid-week. A weakening cold front from the Anegada
Passage to 16N80W will dissipate tonight. Fresh to strong winds
will develop over the Central Caribbean mid-week. 

NW Caribbean W of 85W

.TONIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. 
.MON...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 4 ft. 
.MON NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.TUE...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.WED...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 4 ft. 
.WED NIGHT...NE winds less than 10 kt, shifting to E after
midnight. Seas 3 ft. 
.THU...NE winds less than 10 kt. Seas 3 to 4 ft. 
.THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. 
.FRI...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 

Caribbean N of 15N between 72W and 85W

.TONIGHT...NE winds 10 to 20 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 3 to 4 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 4 to 6 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 10 to 15 kt. Seas 3 to 5 ft. 
.FRI...NE winds 10 to 15 kt. Seas 4 to 6 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 

Caribbean from 11N to 15N W of 72W

.TONIGHT...N to NE 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 15 to 20 kt within 90 nm of coast of
Colombia, and NE 10 to 15 kt elsewhere. Seas 3 to 6 ft. 
.TUE...NE to E winds 15 to 20 kt. Seas 4 to 7 ft. 
.TUE NIGHT...NE to E winds 20 to 25 kt. Seas 5 to 8 ft. 
.WED...NE to E winds 20 to 25 kt. Seas 5 to 8 ft. 
.WED NIGHT...NE to E winds 20 to 25 kt. Seas 8 to 10 ft. 
.THU...NE to E winds 20 to 25 kt. Seas 8 to 10 ft. 
.THU NIGHT...NE to E winds 15 to 20 kt. Seas 5 to 8 ft. 
.FRI...NE to E winds 20 kt. Seas 6 to 10 ft. 
.FRI NIGHT...NE to E winds 20 to 25 kt. Seas 9 to 11 ft. 

SW Caribbean S of 11N

.TONIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON...N winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON NIGHT...N to NE winds 10 to 15 kt. Seas 3 to 6 ft. 
.TUE...N to NE winds 15 to 20 kt. Seas 4 to 7 ft. 
.TUE NIGHT...N to NE winds 15 to 20 kt. Seas 3 to 6 ft. 
.WED...N to NE winds 15 to 20 kt. Seas 3 to 6 ft. 
.WED NIGHT...N to NE winds 15 to 20 kt. Seas 4 to 7 ft. 
.THU...N to NE winds 15 to 20 kt. Seas 5 to 8 ft. 
.THU NIGHT...N to NE winds 15 to 20 kt. Seas 4 to 7 ft. 
.FRI...N to NE winds 15 to 20 kt. Seas 4 to 7 ft. 
.FRI NIGHT...NE winds 15 to 20 kt. Seas 5 to 8 ft. 

Caribbean between 64W and 72W

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

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

.TONIGHT...W winds 10 to 15 kt. Seas 9 to 14 ft. 
.MON...W winds 10 to 15 kt. Seas 9 to 14 ft. 
.MON NIGHT...N winds less than 10 kt. Seas 8 to 13 ft. 
.TUE...N winds less than 10 kt. Seas 8 to 11 ft. 
.TUE NIGHT...NE winds 10 to 15 kt. Seas 8 to 11 ft. 
.WED...NE winds 10 to 15 kt. Seas 8 to 11 ft. 
.WED NIGHT...NE winds 10 to 15 kt. Seas 8 to 11 ft. 
.THU...E winds 10 to 15 kt. Seas 7 to 10 ft. 
.THU NIGHT...E winds 10 to 15 kt. Seas 7 to 10 ft. 
.FRI...E winds 10 to 15 kt. Seas 7 to 10 ft. 
.FRI NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. 

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

.TONIGHT...SE winds 10 to 15 kt. Seas 7 to 10 ft. 
.MON...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 8 to 11 ft. 
.MON NIGHT...E winds 10 to 15 kt. Seas 8 to 11 ft. 
.TUE...E winds 10 to 15 kt. Seas 7 to 10 ft. 
.TUE NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. 
.WED...E winds 10 to 20 kt. Seas 7 to 10 ft. 
.WED NIGHT...E winds 10 to 20 kt. Seas 8 to 11 ft.
.THU...E winds 10 to 15 kt. Seas 7 to 10 ft. 
.THU NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. 
.FRI...E winds 10 to 20 kt. Seas 7 to 10 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. 

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...A cold front extending from 22N57W to the Anegada 
Passage will shift SE of the area tonight. Strong to gale force 
winds prevail N of the front. Gale force winds will shift E of
the area by early Tue. Very large mixed northerly swell will
affect all the waters E of Florida and the Bahamas through
mid-week. Another cold front may impact the waters E of Florida
Tue night and Wed, then shift E of the area through the end of
the week.

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

.TONIGHT...N to NE winds 20 to 25 kt. Seas 14 to 23 ft. 
.MON...N winds 10 to 15 kt. Seas 13 to 20 ft. 
.MON NIGHT...NE winds 10 to 15 kt. Seas 12 to 17 ft. 
.TUE...S winds 15 to 20 kt. Seas 11 to 14 ft. 
.TUE NIGHT...S to SW winds 20 to 30 kt. Seas 10 to 16 ft. 
.WED...W winds 20 to 25 kt. Seas 12 to 14 ft. 
.WED NIGHT...NW winds 20 to 25 kt. Seas 11 to 13 ft. 
.THU...NW winds 10 kt, shifting to W 15 to 20 kt in the
afternoon. Seas 8 to 10 ft. 
.THU NIGHT...W to NW winds 20 to 30 kt. Seas 10 to 12 ft. 
.FRI...NW winds 20 to 25 kt. Seas 9 to 11 ft. 
.FRI NIGHT...NW to N winds 10 to 15 kt. Seas 5 to 8 ft. 

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

...GALE WARNING...

.TONIGHT...NW winds 25 to 35 kt. Seas 20 to 30 ft. 
.MON...W to NW winds 25 to 35 kt N of 29N, and W to NW 20 to
30 kt elsewhere. Seas 20 to 28 ft. 
.MON NIGHT...NW winds 30 to 40 kt N of 29N, and W to NW 25 to
30 kt elsewhere. Seas 20 to 30 ft. 
.TUE...NW winds 20 to 30 kt. Seas 19 to 25 ft. 
.TUE NIGHT...NW winds 15 to 20 kt. Seas 14 to 18 ft. 
.WED...W winds 5 to 10 kt, becoming SW 15 to 20 kt in the
afternoon. Seas 12 to 14 ft. 
.WED NIGHT...SW winds 20 to 25 kt. Seas 12 to 14 ft. 
.THU...SW to W winds 20 to 25 kt. Seas 10 to 12 ft. 
.THU NIGHT...SW to W winds 15 to 20 kt. Seas 9 to 11 ft. 
.FRI...W winds 20 to 30 kt. Seas 12 to 14 ft. 
.FRI NIGHT...W to NW winds 20 to 30 kt. Seas 12 to 14 ft. 

Bahamas N of 22N

.TONIGHT...N winds 15 to 20 kt. Seas 8 to 20 ft ATLC Exposures, 
and 3 to 5 ft Elsewhere. 
.MON...N to NE winds 10 to 15 kt. Seas 12 to 20 ft ATLC 
Exposures, and 3 to 5 ft Elsewhere.
.MON NIGHT...N to NE winds 5 to 10 kt. Seas 11 to 17 ft ATLC 
Exposures, and 2 to 4 ft Elsewhere.
.TUE...E winds 5 to 10 kt. Seas 8 to 14 ft, ATLC Exposures, and 
2 to 4 ft Elsewhere.
.TUE NIGHT...SE winds 10 to 15 kt. Seas 5 to 8 ft ATLC 
Exposures, and 2 to 4 ft Elsewhere.
.WED...S winds 15 to 20 kt. Seas 5 to 8 ft ATLC Exposures, and 2
to 4 ft Elsewhere.
.WED NIGHT...W winds 15 to 20 kt. Seas 4 to 7 ft ATLC Exposures,
and 1 to 3 ft Elsewhere.
.THU...W to NW winds 10 to 15 kt. Seas 3 to 6 ft ATLC Exposures,
and 1 to 3 ft Elsewhere.
.THU NIGHT...NW winds 15 to 20 kt. Seas 3 to 6 ft ATLC Exposures,
and 1 to 3 ft Elsewhere.
.FRI...NW to N winds 10 to 15 kt. Seas 3 to 6 ft ATLC Exposures,
and 1 to 3 ft Elsewhere. 
.FRI NIGHT...NE winds 5 to 10 kt. Seas 3 to 5 ft ATLC Exposures,
and 1 to 3 ft Elsewhere. 

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

.TONIGHT...N winds 15 to 25 kt W of 70W, and NW 20 to 25 kt
elsewhere. Seas 18 to 22 ft. 
.MON...N winds 10 to 20 kt W of 70W, and NW 15 to 25 kt
elsewhere. Seas 16 to 20 ft. 
.MON NIGHT...N winds 10 to 20 kt W of 70W, and NW 15 to 25 kt
elsewhere. Seas 14 to 18 ft. 
.TUE...NW winds 10 to 20 kt. Seas 12 to 15 ft W of 70W, and
13 to 18 ft elsewhere. 
.TUE NIGHT...N winds 10 to 15 kt, diminishing to less than 10 kt
after midnight. Seas 12 to 15 ft. 
.WED...S winds less than 10 kt, shifting to SW in the afternoon.
Seas 11 to 13 ft. 
.WED NIGHT...SW winds 10 to 20 kt. Seas 10 to 12 ft. 
.THU...SW winds 10 to 20 kt. Seas 9 to 12 ft. 
.THU NIGHT...SW winds 10 to 20 kt. Seas 8 to 10 ft. 
.FRI...W winds 10 to 20 kt. Seas 7 to 10 ft. 
.FRI NIGHT...NW winds 10 to 15 kt, shifting to N after midnight.
Seas 7 to 10 ft. 

ATLC waters S of 22N W of 65W

.TONIGHT...NW winds 10 to 20 kt. Seas 9 to 14 ft. 
.MON...N winds 10 to 15 kt. Seas 9 to 14 ft. 
.MON NIGHT...N winds less than 10 kt. Seas 8 to 13 ft. 
.TUE...N winds less than 10 kt. Seas 8 to 11 ft. 
.TUE NIGHT...E winds less than 10 kt. Seas 8 to 11 ft. 
.WED...E winds less than 10 kt. Seas 7 to 10 ft. 
.WED NIGHT...SE winds less than 10 kt. Seas 6 to 9 ft. 
.THU...S winds less than 10 kt. Seas 6 to 8 ft. 
.THU NIGHT...SE winds less than 10 kt. Seas 5 to 7 ft. 
.FRI...E winds less than 10 kt. Seas 5 to 7 ft. 
.FRI NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. 

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

.TONIGHT...W winds 10 to 20 kt. Seas 16 to 19 ft. 
.MON...W winds 10 to 20 kt. Seas 14 to 17 ft. 
.MON NIGHT...W winds 10 to 15 kt. Seas 12 to 14 ft. 
.TUE...W winds 10 to 15 kt. Seas 11 to 14 ft. 
.TUE NIGHT...NW winds 10 kt. Seas 12 to 15 ft. 
.WED...N winds 10 kt in the morning, becoming variable winds
less than 10 kt. Seas 11 to 14 ft. 
.WED NIGHT...Variable winds less than 10 kt, becoming E less
than 10 kt after midnight. Seas 10 to 11 ft. 
.THU...SE winds less than 10 kt. Seas 9 to 10 ft. 
.THU NIGHT...E winds 10 kt. Seas 8 to 9 ft. 
.FRI...SE winds 10 kt. Seas 7 to 8 ft. 
.FRI NIGHT...SE winds less than 10 kt. Seas 7 to 8 ft.