628
FZNT31 KNHC 121512
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1112 AM EDT Sun Oct 12 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 over the central Atlantic will support
moderate to locally fresh trade winds and moderate seas across
the eastern Caribbean through mid week. Meanwhile, a weak
pressure pattern will maintain moderate or lighter winds and
slight to moderate seas elsewhere through the forecast period.

NW Caribbean W of 85W

.THIS AFTERNOON...NW winds less than 10 kt. Seas 3 to 4 ft.
.TONIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.MON...Variable winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less.
.MON NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 2 ft or less, building to 3 to 4 ft after
midnight.
.TUE...NE winds less than 10 kt. Seas 3 to 4 ft.
.TUE NIGHT...NE winds less than 10 kt. Seas 3 ft.
.WED...N winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft.
.THU...W winds less than 10 kt. Seas 3 to 5 ft.
.THU NIGHT...SE winds less than 10 kt. Seas 3 ft.

Caribbean N of 15N between 72W and 85W

.THIS AFTERNOON...SW winds less than 10 kt. Seas 3 ft.
.TONIGHT...SE winds less than 10 kt. Seas 3 ft in the evening,
subsiding to 2 ft or less.
.MON...E winds less than 10 kt. Seas 2 ft or less.
.MON NIGHT...E winds less than 10 kt. Seas 2 ft or less.
.TUE...E winds less than 10 kt. Seas 2 ft or less.
.TUE NIGHT...E winds less than 10 kt. Seas 2 ft or less.
.WED...E winds less than 10 kt. Seas 2 ft or less.
.WED NIGHT...Variable winds less than 10 kt. Seas 2 ft or less.
.THU...Variable winds less than 10 kt. Seas 2 ft or less.
.THU NIGHT...E winds less than 10 kt. Seas 2 ft or less.

Caribbean from 11N to 15N W of 72W

.THIS AFTERNOON...SW winds less than 10 kt. Seas 3 to 4 ft.
.TONIGHT...SW winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 ft in the evening,
subsiding to 2 ft or less.
.MON...SE winds less than 10 kt. Seas 2 ft or less.
.MON NIGHT...Within 90 nm of coast of Colombia, NE winds less
than 10 kt, increasing to 10 to 15 kt after midnight. Elsewhere,
S winds less than 10 kt, shifting to NE after midnight. Seas
2 ft or less.
.TUE...E winds less than 10 kt. Seas 2 ft or less.
.TUE NIGHT...NE winds less than 10 kt. Seas 2 ft or less.
.WED...NE winds less than 10 kt in the morning, becoming
variable winds less than 10 kt. Seas 2 ft or less.
.WED NIGHT...Variable winds less than 10 kt. Seas 2 ft or less.
.THU...Variable winds less than 10 kt. Seas 2 ft or less.
.THU NIGHT...Variable winds less than 10 kt. Seas 2 ft or less.

SW Caribbean S of 11N

.THIS AFTERNOON...S winds 10 to 15 kt. Seas 2 ft or less.
.TONIGHT...S winds less than 10 kt. Seas 2 ft or less.
.MON...S winds less than 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas 2 ft or less.
.MON NIGHT...W winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 2 ft or less.
.TUE...Variable winds less than 10 kt. Seas 2 ft or less.
.TUE NIGHT...Variable winds less than 10 kt. Seas 2 ft or less.
.WED...Variable winds less than 10 kt. Seas 2 ft or less.
.WED NIGHT...Variable winds less than 10 kt. Seas 2 ft or less.
.THU...Variable winds less than 10 kt. Seas 2 ft or less.
.THU NIGHT...Variable winds less than 10 kt. Seas 2 ft or less.

Caribbean between 64W and 72W

.THIS AFTERNOON...Variable winds less than 10 kt Gulf of
Venezuela, and E 10 to 15 kt elsewhere. Seas 2 ft or less Gulf
of Venezuela, and 3 to 4 ft elsewhere.
.TONIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 2 ft or less Gulf of Venezuela, and 3 to
4 ft elsewhere.
.MON...NE winds less than 10 kt Gulf of Venezuela, and E 10 to
15 kt elsewhere. Seas 3 to 4 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE...E winds less than 10 kt. Seas 3 to 4 ft.
.TUE NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 ft.
.WED...SE winds less than 10 kt. Seas 3 ft.
.WED NIGHT...SE winds less than 10 kt. Seas 3 ft in the evening,
subsiding to 2 ft or less.
.THU...SE winds less than 10 kt. Seas 2 ft or less.
.THU NIGHT...SE winds less than 10 kt. Seas 2 ft or less.

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

.THIS AFTERNOON...E winds 10 to 15 kt. Seas 5 to 7 ft.
.TONIGHT...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 10 to 15 kt, shifting to SE in the afternoon.
Seas 3 to 5 ft.
.TUE NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft.
.WED...S winds less than 10 kt. Seas 3 to 5 ft.
.WED NIGHT...S winds less than 10 kt. Seas 3 to 5 ft.
.THU...S winds less than 10 kt. Seas 3 to 5 ft.
.THU NIGHT...S winds 10 kt. Seas 3 to 5 ft.

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

.THIS AFTERNOON...E winds 10 to 15 kt. Seas 4 to 6 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.MON...E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 4 ft.
.TUE NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 4 ft.
.WED...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.THU...SE winds 10 to 15 kt. Seas 4 to 6 ft.
.THU NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft.

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...A 1009 mb gale center, remnants of Jerry, is currently
near 30.5N63W. Strong to gale force winds and rough to very
rough seas will persist north of 27N between 59W and 62W through
late today as the system progresses northward. Meanwhile, a 996
mb gale center is centered off the Carolinas. Its associated
front has become stationary and extends to western Cuba. Fresh to
strong winds and rough seas are noted N of 25N and west of 70W.
Winds and seas will diminish through late Mon as the low pressure
moves NE and away of the forecast area. Looking ahead, a cold
front will move southward to the east of Bermuda Tue into Wed,
bringing fresh to strong winds and rough seas to the waters north
of 25N and east of 70W.

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

.THIS AFTERNOON...W winds 10 to 20 kt. Seas 8 to 10 ft.
.TONIGHT...W winds 10 to 20 kt. Seas 6 to 9 ft.
.MON...NW winds 10 to 15 kt. Seas 6 to 8 ft.
.MON NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft.
.TUE...N winds 10 to 20 kt. Seas 6 to 8 ft.
.TUE NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft.
.WED...N winds 10 to 15 kt. Seas 7 to 10 ft.
.WED NIGHT...N winds 10 to 15 kt. Seas 6 to 9 ft.
.THU...NE winds 10 to 20 kt. Seas 6 to 9 ft.
.THU NIGHT...NE winds 10 to 20 kt. Seas 7 to 8 ft.

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

.THIS AFTERNOON...SW winds 10 to 15 kt. Seas 8 to 11 ft.
.TONIGHT...SW winds 10 to 20 kt. Seas 7 to 10 ft.
.MON...SW winds 10 to 20 kt W of 70W, and SW less than 10 kt
elsewhere. Seas 6 to 9 ft.
.MON NIGHT...SW winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 5 to 7 ft.
.TUE...W winds 10 to 20 kt. Seas 6 to 8 ft.
.TUE NIGHT...W winds 10 to 20 kt. Seas 7 to 10 ft.
.WED...NW winds 10 to 20 kt. Seas 7 to 10 ft.
.WED NIGHT...N winds 10 to 20 kt. Seas 7 to 10 ft.
.THU...N winds 10 to 20 kt. Seas 7 to 10 ft.
.THU NIGHT...N winds 10 to 20 kt. Seas 7 to 10 ft.

Bahamas N of 22N

.THIS AFTERNOON...SW winds 10 to 15 kt. Seas 3 to 5 ft.
.TONIGHT...S winds less than 10 kt, shifting to SE after
midnight. Seas 3 to 5 ft.
.MON...S winds 10 to 15 kt, shifting to SW in the afternoon.
Seas 3 to 4 ft.
.MON NIGHT...E winds less than 10 kt. Seas 2 ft or less.
.TUE...NE winds less than 10 kt, shifting to N in the afternoon.
Seas 2 ft or less.
.TUE NIGHT...N winds 10 to 15 kt. Seas 2 ft or less, building to
3 to 4 ft after midnight.
.WED...N winds 10 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...N winds 10 to 15 kt, diminishing to less than 10 kt
after midnight. Seas 3 to 5 ft.
.THU...N winds less than 10 kt. Seas 3 to 5 ft.
.THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.

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

.THIS AFTERNOON...S winds 10 to 15 kt. Seas 6 to 9 ft.
.TONIGHT...S winds 10 to 15 kt. Seas 6 to 9 ft W of 70W, and
4 to 6 ft elsewhere.
.MON...S winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 5 to 7 ft.
.MON NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 4 to 5 ft.
.TUE...SW winds less than 10 kt. Seas 4 to 5 ft.
.TUE NIGHT...SW winds less than 10 kt, shifting to W after
midnight. Seas 4 to 6 ft.
.WED...W winds 10 to 15 kt. Seas 5 to 7 ft.
.WED NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft.
.THU...NW winds 10 kt. Seas 5 to 7 ft.
.THU NIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft.

ATLC waters S of 22N W of 65W

.THIS AFTERNOON...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.TONIGHT...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 3 to 5 ft.
.TUE...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 4 ft.
.TUE NIGHT...SE winds less than 10 kt. Seas 3 ft.
.WED...W winds less than 10 kt. Seas 3 ft.
.WED NIGHT...NW winds less than 10 kt. Seas 3 to 4 ft.
.THU...NW winds less than 10 kt. Seas 3 to 5 ft.
.THU NIGHT...NW winds less than 10 kt. Seas 3 to 5 ft.

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

.THIS AFTERNOON...E winds 10 to 15 kt. Seas 5 to 6 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.
.MON...E winds 10 to 15 kt. Seas 5 to 6 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.TUE...E winds 10 to 15 kt, shifting to SE in the afternoon.
Seas 4 to 5 ft.
.TUE NIGHT...Variable winds less than 10 kt, becoming SE less
than 10 kt after midnight. Seas 3 to 5 ft.
.WED...S winds 10 to 15 kt. Seas 3 to 4 ft.
.WED NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft.
.THU...SW winds 10 to 15 kt. Seas 4 to 6 ft.
.THU NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft.