711
FZNT31 KNHC 010907
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
407 AM EST Mon Dec 1 2025

Marine Weather HF Voice Broadcast for the Tropical N Atlantic
from 07N to 19N W of 55W, the N Atlantic from 19N to
31N W of 55W including the 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 Atlantic from
07N to 19N W of 55W

.SYNOPSIS...High pressure centered north of the Caribbean Sea
will support moderate to fresh trade winds across most of the
basin through the forecast period. Winds and seas will lessen a
bit on Tue into Wed as the high pressure departs eastward, but
another ridge will build in soon thereafter. A broad surface
trough is approaching the eastern Caribbean and will continue
westward over the next few days. Rough seas affecting the water
passages of the NE Caribbean will persist through the week.

NW Caribbean W of 85W

.TODAY...NE winds less than 10 kt in the morning, becoming
variable winds less than 10 kt. Seas 3 to 4 ft.
.TONIGHT...E winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 ft.
.TUE...Variable winds less than 10 kt. Seas 3 ft.
.TUE NIGHT...NE winds less than 10 kt. Seas 3 ft.
.WED...NE winds less than 10 kt. Seas 3 ft.
.WED NIGHT...E winds less than 10 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 4 ft.
.FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 4 ft.
.FRI NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.

Caribbean N of 15N between 72W and 85W

.TODAY...E winds 10 to 15 kt S of 18N, and E less than 10 kt
elsewhere. Seas 4 to 6 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.TUE...S of 18N, E winds 10 to 15 kt. Elsewhere, E winds 10 to
15 kt, diminishing to less than 10 kt in the afternoon. Seas
4 to 6 ft.
.TUE NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft.
.WED...NE winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 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...E winds 10 to 15 kt. Seas 4 to 6 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.

Caribbean from 11N to 15N W of 72W

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

SW Caribbean S of 11N

.TODAY...N winds less than 10 kt. Seas 4 to 6 ft.
.TONIGHT...N winds less than 10 kt. Seas 4 to 6 ft.
.TUE...NE winds 10 to 15 kt, shifting to N in the afternoon.
Seas 3 to 5 ft.
.TUE NIGHT...N winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 5 ft.
.WED...NE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 5 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...N winds less than 10 kt. Seas 4 to 6 ft.
.FRI NIGHT...N winds less than 10 kt. Seas 3 to 5 ft.

Caribbean between 64W and 72W

.TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft.
.TONIGHT...E winds 10 to 20 kt Gulf of Venezuela, and NE 10 to
15 kt elsewhere. Seas 4 to 6 ft.
.TUE...Gulf of Venezuela, NE winds 10 to 15 kt. Elsewhere, E
winds 10 to 15 kt, diminishing to less than 10 kt in the
afternoon. Seas 3 to 5 ft.
.TUE NIGHT...NE winds 10 to 15 kt Gulf of Venezuela, and NE less
than 10 kt elsewhere. Seas 3 to 4 ft.
.WED...NE 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.
.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.

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

.TODAY...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 6 to 8 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.TUE...E winds 10 to 15 kt. Seas 6 to 8 ft.
.TUE NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft.
.WED...E winds 10 to 20 kt. Seas 6 to 9 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft.
.THU...E winds 10 to 20 kt. Seas 6 to 9 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft.
.FRI...E winds 10 to 15 kt. Seas 6 to 9 ft.
.FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.

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

.TODAY...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 5 to 7 ft.
.TONIGHT...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 15 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 9 ft.
.THU...E winds 10 to 20 kt. Seas 6 to 9 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 6 to 9 ft.

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...A cold front entering the waters off NE Florida is
expected to stall today, before lifting northward tonight.
Expect fresh to strong southerly winds and building seas north
of 28N and west of 74W tonight and Tue as low pressure moves from
the northern Gulf to the Carolinas. Looking ahead, these
southerly winds will shift SW Tue night into Wed, north of 28N
ahead of a cold front moving off the northeast Florida coast Tue
night. This front will reach from near Bermuda to South Florida
on Wed, and from 31N60W to central Cuba by late Thu. Meanwhile,
strong winds and rough seas will accompany a trough moving
westward into the waters NE of the Leeward Islands through Tue.
Then, the trough will pass just N of Puerto Rico on Wed.

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

.TODAY...E winds less than 10 kt. Seas 5 to 7 ft.
.TONIGHT...E winds 10 to 15 kt, shifting to SE 15 to 25 kt after
midnight. Seas 5 to 7 ft.
.TUE...SW winds 15 to 25 kt. Seas 7 to 10 ft.
.TUE NIGHT...NW winds 10 to 20 kt. Seas 6 to 9 ft.
.WED...N winds less than 10 kt. Seas 4 to 6 ft.
.WED NIGHT...NW winds less than 10 kt. Seas 4 to 5 ft.
.THU...N winds 10 kt in the morning, becoming variable winds
less than 10 kt. Seas 5 ft.
.THU NIGHT...NE winds 10 kt. Seas 5 ft.
.FRI...SE winds 10 kt. Seas 4 to 5 ft.
.FRI NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft.

ATLC waters from 27N to 31N between 65W and 77W

.TODAY...NE winds less than 10 kt. Seas 5 to 7 ft.
.TONIGHT...E winds 10 to 15 kt W of 70W, and E less than 10 kt
elsewhere. Seas 5 to 7 ft.
.TUE...S winds 10 to 20 kt. Seas 6 to 8 ft.
.TUE NIGHT...SW winds 10 to 15 kt. Seas 6 to 8 ft.
.WED...W winds 10 to 15 kt, shifting to N in the afternoon. Seas
6 to 8 ft.
.WED NIGHT...E winds less than 10 kt. Seas 6 to 7 ft.
.THU...N winds less than 10 kt. Seas 6 to 8 ft.
.THU NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft.
.FRI...E winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft.

Bahamas N of 22N

.TODAY...E winds less than 10 kt. Seas 3 to 5 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 5 ft.
.TUE NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft.
.WED...NE winds less than 10 kt in the morning, becoming
variable winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...NE winds less than 10 kt. Seas 3 to 4 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 4 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.

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

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

ATLC waters S of 22N W of 65W

.TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft.
.TONIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft.
.TUE...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 5 to 7 ft.
.TUE NIGHT...E winds less than 10 kt. Seas 4 to 6 ft.
.WED...NE winds less than 10 kt. Seas 4 to 6 ft.
.WED NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt
after midnight. Seas 5 to 7 ft.
.THU...E winds less than 10 kt. Seas 5 to 7 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.

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

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