HF Voice Broadcast (Caribbean/SW Atlantic)

000
FZNT31 KNHC 091935
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
335 PM EDT Wed Apr 9 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...A frontal boundary from Cuba to Honduras will
gradually dissipate through Thu. Fresh to strong N winds W of
the front will diminish through early this evening, with fresh
winds then continuing off Honduras through the weekend. Winds
will strengthen off Nicaragua Fri night and continue through
much of the weekend before diminishing. Elsewhere, moderate to
fresh trades will prevail in the south- central Caribbean into
the weekend before strengthening early next week. Rough seas in
N swell over the Atlantic waters east of the Lesser Antilles
will subside through Thu. 

NW Caribbean W of 85W

.TONIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. 
.THU...N winds 10 to 15 kt. Seas 4 to 6 ft. 
.THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI...N winds less than 10 kt. Seas 3 to 4 ft. 
.FRI NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT...N winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN...NE winds less than 10 kt. Seas 3 to 5 ft. 
.SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. 
.MON...NE winds less than 10 kt. Seas 3 to 4 ft. 
.MON NIGHT...E winds less than 10 kt. Seas 3 ft. 

Caribbean N of 15N between 72W and 85W

.TONIGHT...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...N winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI...S of 18N, NE winds 10 to 15 kt. Elsewhere, NE winds 10 to
15 kt, diminishing to less than 10 kt in the afternoon. Seas
3 to 5 ft. 
.FRI NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT...NE winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN...NE winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN NIGHT...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...E winds 10 to 15 kt. Seas 3 to 5 ft. 

Caribbean from 11N to 15N W of 72W

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

SW Caribbean S of 11N

.TONIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. 
.THU...N winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 5 ft. 
.THU NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. 
.FRI...N winds 10 to 15 kt. Seas 3 to 4 ft. 
.FRI NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft. 
.SAT...NW winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. 
.SUN...NE winds 10 to 15 kt. Seas 4 to 6 ft. 
.SUN NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. 
.MON...NE winds 10 to 15 kt. Seas 5 to 7 ft. 
.MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. 

Caribbean between 64W and 72W

.TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.THU...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela,
and 4 to 6 ft elsewhere. 
.THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.FRI...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and
4 to 6 ft elsewhere. 
.FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. 
.SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 

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

.TONIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. 
.THU...E winds 10 to 15 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 4 to 6 ft. 
.SAT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. 
.SUN...E winds 10 to 15 kt. Seas 4 to 6 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 4 to 6 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 9 ft. 
.THU...E winds 10 to 15 kt. Seas 6 to 9 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. 
.SAT...E winds 10 to 15 kt. Seas 5 to 7 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.SUN...E winds 10 to 15 kt. Seas 4 to 6 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 4 to 6 ft. 

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...A frontal boundary extends from just west of Bermuda
to central Cuba, with weak low pres along the front near
29N75.5W. Gale force winds associated with the low north of 29N 
between 73W-77W will diminish tonight. The low will gradually 
weaken through the end of the week, with conditions improving. A
weaker cold front will move off the coast of Florida late Fri.
The front will shift across the forecast waters, followed by
moderate to fresh W to NW winds. High pres will build in the
wake
of the front. 

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

.TONIGHT...NE winds 20 to 30 kt. Seas 8 to 11 ft. 
.THU...NE winds 15 to 25 kt. Seas 8 to 13 ft. 
.THU NIGHT...NE winds 10 to 15 kt. Seas 7 to 10 ft. 
.FRI...NE winds less than 10 kt, shifting to W in the afternoon.
Seas 4 to 6 ft. 
.FRI NIGHT...W winds 10 to 20 kt. Seas 4 to 6 ft. 
.SAT...NW winds 10 to 20 kt. Seas 4 to 5 ft. 
.SAT NIGHT...NW winds 10 to 20 kt. Seas 4 to 5 ft. 
.SUN...W winds 10 to 15 kt. Seas 4 to 5 ft. 
.SUN NIGHT...NW winds 10 to 15 kt, shifting to N after midnight.
Seas 4 to 6 ft. 
.MON...Variable winds less than 10 kt. Seas 4 to 6 ft. 
.MON NIGHT...S winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 5 ft. 

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

...GALE WARNING...

.TONIGHT...N of 30N and W of 73W, NE to E winds 25 to 35 
kt diminish to 20 to 25 kt. Elsewhere, SE winds 10 to 20 kt. 
Seas 8 to 13 ft W of 70W, and 5 to 7 ft elsewhere. 
.THU...SE winds 10 to 15 kt. Seas 8 to 11 ft W of 70W, and 5 to
7 ft elsewhere. 
.THU NIGHT...SE winds 10 to 15 kt. Seas 6 to 9 ft W of 70W, and
5 to 6 ft elsewhere. 
.FRI...SE winds 10 to 15 kt, shifting to S in the afternoon.
Seas 5 to 6 ft. 
.FRI NIGHT...S winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 4 to 5 ft. 
.SAT...SW winds 10 to 15 kt. Seas 4 to 5 ft. 
.SAT NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. 
.SUN...W winds 10 to 20 kt. Seas 4 to 6 ft. 
.SUN NIGHT...W winds 10 to 20 kt. Seas 5 to 7 ft. 
.MON...NW winds 10 to 20 kt. Seas 6 to 8 ft. 
.MON NIGHT...NW winds 10 to 15 kt, diminishing to less than
10 kt after midnight. Seas 6 to 9 ft. 

Bahamas N of 22N

.TONIGHT...NW winds 10 to 15 kt. Seas 3 ft. 
.THU...NW winds less than 10 kt. Seas 3 to 5 ft. 
.THU NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI...N winds less than 10 kt. Seas 3 to 4 ft. 
.FRI NIGHT...N winds less than 10 kt. Seas 3 ft in the evening,
subsiding to 2 ft or less. 
.SAT...NW winds less than 10 kt. Seas 2 ft or less. 
.SAT NIGHT...N winds less than 10 kt. Seas 2 ft or less,
building to 3 ft after midnight. 
.SUN...N winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less. 
.SUN NIGHT...NE winds less than 10 kt. Seas 2 ft or less. 
.MON...E winds 10 to 15 kt. Seas 3 ft. 
.MON NIGHT...E winds 10 to 15 kt. Seas 3 ft. 

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

.TONIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. 
.THU...S winds 10 to 15 kt. Seas 4 to 6 ft. 
.THU NIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. 
.FRI...S winds less than 10 kt. Seas 4 to 6 ft. 
.FRI NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 4 to 5 ft. 
.SAT...S winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN...S winds 10 to 15 kt, shifting to NW in the afternoon.
Seas 3 to 5 ft. 
.SUN NIGHT...N winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 4 to 5 ft. 
.MON...N winds 10 to 15 kt. Seas 4 to 6 ft. 
.MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. 

ATLC waters S of 22N W of 65W

.TONIGHT...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 3 to 5 ft. 
.FRI...E winds less than 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas 3 to 5 ft. 
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 4 ft. 
.MON...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.MON NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. 

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

.TONIGHT...E winds 10 to 15 kt. Seas 6 to 7 ft. 
.THU...E winds 10 to 15 kt. Seas 5 to 7 ft. 
.THU NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. 
.FRI...E winds 10 to 15 kt. Seas 5 to 6 ft. 
.FRI NIGHT...E winds 10 to 15 kt. Seas 5 ft. 
.SAT...E winds 10 to 15 kt. Seas 5 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. 
.SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.MON...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 4 to 6 ft. 
.MON NIGHT...E winds less than 10 kt. Seas 4 to 5 ft.