811
FZNT31 KNHC 170915
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
515 AM EDT Tue Sep 17 2024

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...The pressure gradient between high pressure centered
near 24N64W and the Colombian low will continue to support fresh
trades across central portions of the basin through Wed. Locally
strong winds and rough seas will be possible off the coast of
Venezuela and Colombia into Wed. Moderate to locally fresh E to
SE winds and slight seas will then occur across central portions
of the Caribbean Thu into the weekend, with gentle to moderate
winds occurring across NW and SW portions of the basin.

NW Caribbean W of 85W

.TODAY...E winds 10 to 15 kt. Seas 3 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.WED...E 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 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 3 ft.
.FRI...NE winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less.
.FRI NIGHT...E winds less than 10 kt. Seas 2 ft or less,
building to 3 ft after midnight.
.SAT...E winds less than 10 kt. Seas 3 ft.

Caribbean N of 15N between 72W and 85W

.TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft S of 18N, and 3 ft
elsewhere.
.TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft S of 18N, and
3 to 4 ft elsewhere.
.WED...E winds 10 to 20 kt. Seas 5 to 7 ft S of 18N, and 3 to
4 ft elsewhere.
.WED NIGHT...E winds 10 to 20 kt. S of 18N, seas 4 to 6 ft.
Elsewhere, seas 3 ft in the evening, subsiding to 2 ft or less.
.THU...E winds 10 to 20 kt. Seas 4 to 6 ft S of 18N, and 2 ft or
less elsewhere.
.THU NIGHT...S of 18N, E winds 10 to 15 kt. Elsewhere, E winds
10 to 15 kt, diminishing to less than 10 kt after midnight. Seas
4 to 6 ft S of 18N, and 2 ft or less elsewhere.
.FRI...E winds 10 to 15 kt. Seas 3 to 5 ft S of 18N, and 2 ft or
less elsewhere.
.FRI NIGHT...SE winds 10 to 15 kt. Seas 3 ft.
.SAT...SE winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft
in the afternoon.

Caribbean from 11N to 15N W of 72W

.TODAY...E winds 15 to 25 kt. Seas 5 to 7 ft.
.TONIGHT...E winds 15 to 25 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 4 to 6 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.
.FRI...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI NIGHT...S winds less than 10 kt within 90 nm of coast of
Colombia, and SE 10 to 15 kt elsewhere. Seas 3 to 4 ft.
.SAT...S winds less than 10 kt within 90 nm of coast of
Colombia, and SE 10 to 15 kt elsewhere. Seas 3 to 4 ft.

SW Caribbean S of 11N

.TODAY...S winds 10 to 15 kt, shifting to W in the afternoon.
Seas 3 to 5 ft.
.TONIGHT...N winds less than 10 kt. Seas 3 to 5 ft.
.WED...W winds less than 10 kt. Seas 3 to 5 ft.
.WED NIGHT...W winds less than 10 kt. Seas 3 to 4 ft.
.THU...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft.
.FRI...SW winds 10 to 15 kt. Seas 3 ft.
.FRI NIGHT...SW winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 ft.
.SAT...SW winds 10 to 15 kt. Seas 3 ft.

Caribbean between 64W and 72W

.TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft.
.TONIGHT...E winds 10 to 20 kt Gulf of Venezuela, and E 15 to
25 kt elsewhere. Seas 4 to 6 ft.
.WED...E winds 10 to 20 kt. Seas 4 to 6 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of
Venezuela, and 4 to 6 ft elsewhere.
.THU...E winds 10 to 20 kt. Seas 3 to 5 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.FRI...Gulf of Venezuela, SE winds 10 to 15 kt, shifting to W in
the afternoon. Elsewhere, E winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...E winds less than 10 kt Gulf of Venezuela, and E
10 to 20 kt elsewhere. Seas 3 to 4 ft.
.SAT...Gulf of Venezuela, E winds less than 10 kt, shifting to N
in the afternoon. Elsewhere, SE winds 10 to 15 kt. Seas 2 ft or
less Gulf of Venezuela, and 3 to 4 ft elsewhere.

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

.TODAY...E winds 10 to 20 kt. Seas 4 to 6 ft.
.TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.WED...NE winds 10 to 15 kt, shifting to S in the afternoon.
Seas 3 to 5 ft.
.WED NIGHT...NW winds less than 10 kt. Seas 3 to 5 ft.
.THU...W winds less than 10 kt, shifting to SW in the afternoon.
Seas 3 to 5 ft.
.THU NIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI...SW winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI NIGHT...SW winds 10 to 15 kt, diminishing to less than
10 kt after midnight. Seas 3 to 5 ft.
.SAT...SW winds less than 10 kt. Seas 3 to 5 ft.

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

.TODAY...SE winds 10 to 20 kt. Seas 3 to 5 ft.
.TONIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.WED...SE winds 10 to 20 kt. Seas 3 to 5 ft.
.WED NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft.
.THU...SE winds 10 to 20 kt. Seas 3 to 5 ft.
.THU NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft.
.FRI...SE winds 10 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft.
.SAT...SE winds 10 to 20 kt. Seas 4 to 6 ft.

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...The pressure gradient between high pressure centered
near 24N64W and the Colombian low will continue to support
pulsing fresh trades off the coast of Hispaniola through Wed.
Moderate to fresh NE winds and rough seas will develop north of
25N and east of 60W today as a surface low currently located
near 29N50W strengthens. Otherwise, gentle to moderate winds and
slight to moderate seas will prevail across the rest of the
basin.

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

.TODAY...W winds less than 10 kt. Seas 4 to 6 ft.
.TONIGHT...NW winds less than 10 kt, shifting to SE after
midnight. Seas 4 to 6 ft.
.WED...W winds less than 10 kt. Seas 4 to 5 ft.
.WED NIGHT...E winds less than 10 kt, shifting to S after
midnight. Seas 4 to 5 ft.
.THU...NW winds less than 10 kt. Seas 4 ft.
.THU NIGHT...Variable winds less than 10 kt, becoming SW less
than 10 kt after midnight. Seas 3 to 4 ft.
.FRI...NE winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft.
.SAT...NE winds 10 to 15 kt. Seas 3 to 5 ft.

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

.TODAY...SW winds less than 10 kt, increasing to 10 to 15 kt in
the afternoon. Seas 5 to 6 ft.
.TONIGHT...S winds less than 10 kt. Seas 5 to 6 ft.
.WED...SW winds less than 10 kt. Seas 5 ft.
.WED NIGHT...S winds less than 10 kt. Seas 4 to 5 ft.
.THU...SW winds less than 10 kt. Seas 4 to 5 ft.
.THU NIGHT...SW winds less than 10 kt. Seas 4 to 5 ft.
.FRI...SW winds less than 10 kt. Seas 4 to 5 ft.
.FRI NIGHT...SW winds less than 10 kt. Seas 4 to 5 ft.
.SAT...S winds less than 10 kt. Seas 4 to 5 ft.

Bahamas N of 22N

.TODAY...SE winds 10 to 15 kt. Seas 3 ft.
.TONIGHT...SE winds 10 to 15 kt. Seas 3 ft.
.WED...SE winds 10 to 15 kt. Seas 2 ft or less.
.WED NIGHT...SE winds 10 to 15 kt. Seas 2 ft or less.
.THU...S winds 10 to 15 kt. Seas 2 ft or less.
.THU NIGHT...E winds less than 10 kt, shifting to S after
midnight. Seas 2 ft or less.
.FRI...SW winds less than 10 kt, shifting to SE in the
afternoon. Seas 2 ft or less.
.FRI NIGHT...S winds less than 10 kt. Seas 2 ft or less.
.SAT...SE winds less than 10 kt. Seas 2 ft or less.

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

.TODAY...W of 70W, S winds 10 to 15 kt. Elsewhere, SE winds
10 to 15 kt, shifting to S in the afternoon. Seas 4 to 5 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 5 ft.
.WED...SE winds 10 to 15 kt W of 70W, and NE less than 10 kt
elsewhere. Seas 5 ft.
.WED NIGHT...SE winds 10 to 15 kt W of 70W, and NE less than
10 kt elsewhere. Seas 4 to 5 ft.
.THU...W of 70W, SE winds 10 to 15 kt, diminishing to less than
10 kt in the afternoon. Elsewhere, NE winds less than 10 kt.
Seas 4 to 5 ft.
.THU NIGHT...E winds less than 10 kt. Seas 4 to 5 ft.
.FRI...E winds less than 10 kt. Seas 4 to 5 ft.
.FRI NIGHT...SE winds less than 10 kt. Seas 4 to 5 ft.
.SAT...SE winds less than 10 kt. Seas 4 to 5 ft.

ATLC waters S of 22N W of 65W

.TODAY...E winds 10 to 20 kt. Seas 3 to 5 ft.
.TONIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft.
.WED...E winds 10 to 20 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 3 to 5 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.FRI...E winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT...SE winds less than 10 kt, increasing to 10 to 15 kt in
the afternoon. Seas 3 to 4 ft.

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

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