000
FZNT31 KNHC 241500
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1100 AM EDT Thu Sep 24 2020

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 Atlantic from
07N to 19N between 55W and 64W

.SYNOPSIS...Large northerly swell across the Caribbean passages
associated with a frontal system over the SW N Atlantic waters
will gradually subside through this evening. Moderate to fresh
trade winds are expected in the central Caribbean through the
entire period, increasing to strong near the coast of Colombia
and in the Gulf of Venezuela some of the nights. Gentle to
moderate winds are expected elsewhere, except in the Gulf of
Honduras where winds will increase to moderate to fresh over the
coming weekend. 

NW Caribbean W of 85W

.THIS AFTERNOON...Variable winds less than 10 kt. Seas 2 ft or
less. 
.TONIGHT...SE winds less than 10 kt. Seas 2 ft or less. 
.FRI...SE winds less than 10 kt. Seas 2 ft or less.
.FRI NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 2 ft or less, building to 3 ft after
midnight. 
.SAT...SE winds 10 to 15 kt. Seas 3 to 4 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 4 ft. 
.MON...E winds less than 10 kt. Seas 3 to 4 ft. 
.MON NIGHT...E winds less than 10 kt. Seas 3 ft in the evening,
subsiding to 2 ft or less. 

Caribbean N of 15N between 72W and 85W

.THIS AFTERNOON...SE winds 10 to 15 kt S of 18N, and SE less
than 10 kt elsewhere. Seas 3 to 4 ft. 
.TONIGHT...E winds 10 to 15 kt S of 18N, and SE less than 10 kt
elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. 
.FRI...E winds 10 to 15 kt S of 18N, and SE less than 10 kt
elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. 
.FRI NIGHT...E winds 10 to 15 kt S of 18N, and E less than 10 kt
elsewhere. S of 18N, seas 4 to 6 ft. Elsewhere, seas 2 ft or
less, building to 3 ft after midnight.
.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 less than 10 kt. Seas 3 to 5 ft. 
.SUN NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.MON...E winds less than 10 kt. Seas 3 to 4 ft. 
.MON NIGHT...E winds less than 10 kt. Seas 3 ft in the evening,
subsiding to 2 ft or less. 

Caribbean from 11N to 15N W of 72W

.THIS AFTERNOON...S winds less than 10 kt within 90 nm of coast
of Colombia, and E 10 to 15 kt elsewhere. Seas 3 to 4 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.SAT...E winds 10 to 20 kt. Seas 4 to 6 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 3 to 5 ft. 
.MON...E winds less than 10 kt. Seas 3 to 4 ft. 
.MON NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 4 ft. 

SW Caribbean S of 11N

.THIS AFTERNOON...Variable winds less than 10 kt. Seas 2 ft or
less. 
.TONIGHT...Variable winds less than 10 kt. Seas 2 ft or less. 
.FRI...Variable winds less than 10 kt. Seas 2 ft or less. 
.FRI NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. 
.SAT...Variable winds less than 10 kt. Seas 3 to 4 ft. 
.SAT NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. 
.SUN...Variable winds less than 10 kt. Seas 3 to 4 ft. 
.SUN NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. 
.MON...Variable winds less than 10 kt. Seas 3 to 4 ft. 
.MON NIGHT...Variable winds less than 10 kt. Seas 3 ft in the
evening, subsiding to 2 ft or less. 

Caribbean between 64W and 72W

.THIS AFTERNOON...NE winds less than 10 kt Gulf of Venezuela,
and E 10 to 15 kt elsewhere. Gulf of Venezuela, seas 3 ft,
subsiding to 2 ft or less. Elsewhere, seas 4 to 6 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft Gulf of
Venezuela, and 4 to 6 ft elsewhere. 
.FRI...Gulf of Venezuela, E winds 10 to 15 kt, diminishing to
less than 10 kt in the afternoon. Elsewhere, E winds 10 to
15 kt. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. 
.FRI NIGHT...E winds 10 to 20 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 3 to 5 ft. 
.SUN...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 4 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.MON...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 

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

.THIS AFTERNOON...SE winds less than 10 kt. Seas 5 to 7 ft. 
.TONIGHT...Variable winds less than 10 kt, becoming E less than
10 kt after midnight. 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 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 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. 

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

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

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...Large northerly swell N and NE of the Bahamas
associated with a frontal system over the SW N Atlantic waters
will gradually subside through this evening. Surface high
pressure building N of the area will support gentle to moderate
return flow across the area through Fri evening. The remnants of
the front will move into the E offshores waters N of 22N on Fri
night, tightening the pressure gradient and supporting moderate
to fresh winds over the NE waters through Sat night.

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

.THIS AFTERNOON...SE winds 10 kt. Seas 6 to 8 ft. 
.TONIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. 
.FRI...SE winds 10 to 15 kt. Seas 4 to 6 ft. 
.FRI NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. 
.SAT...SW winds less than 10 kt. Seas 3 to 5 ft. 
.SAT NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. 
.SUN...Variable winds less than 10 kt. Seas 3 ft. 
.SUN NIGHT...Variable winds less than 10 kt. Seas 3 ft. 
.MON...Variable winds less than 10 kt. Seas 3 ft. 
.MON NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. 

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

.THIS AFTERNOON...E winds less than 10 kt. Seas 6 to 9 ft. 
.TONIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 5 to 7 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. 
.SAT...SE winds 10 to 15 kt. Seas 5 to 7 ft. 
.SAT NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. 
.SUN...SE winds 10 to 15 kt. Seas 4 to 6 ft. 
.SUN NIGHT...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...SE winds 10 to 15 kt. Seas 3 to 5 ft. 

Bahamas N of 22N

.THIS AFTERNOON...SE winds 10 to 15 kt. Seas 4 to 6 ft. 
.TONIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. 
.FRI...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 5 ft. 
.FRI NIGHT...SE winds less than 10 kt. Seas 3 ft.
.SAT...SE winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less. 
.SAT NIGHT...E winds less than 10 kt. Seas 2 ft or less,
building to 3 ft after midnight. 
.SUN...E winds less than 10 kt. Seas 2 ft or less. 
.SUN NIGHT...E winds less than 10 kt. Seas 2 ft or less. 
.MON...E winds less than 10 kt. Seas 2 ft or less. 
.MON NIGHT...SE winds less than 10 kt. Seas 2 ft or less. 

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

.THIS AFTERNOON...E winds 10 to 15 kt. Seas 8 to 9 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 6 to 8 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 less than 10 kt. Seas 4 to 5 ft. 
.SUN...E winds less than 10 kt. Seas 3 to 5 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 

ATLC waters S of 22N W of 65W

.THIS AFTERNOON...E winds less than 10 kt. Seas 5 to 7 ft. 
.TONIGHT...E winds less than 10 kt. Seas 5 to 7 ft. 
.FRI...E winds 10 kt. Seas 4 to 6 ft. 
.FRI NIGHT...E winds 10 to 15 kt, diminishing to less than 10 kt
after midnight. Seas 3 to 5 ft. 
.SAT...E winds less than 10 kt. Seas 3 to 5 ft. 
.SAT NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 4 ft. 
.SUN...E winds less than 10 kt. Seas 3 to 4 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 15 kt. Seas 3 to 5 ft. 

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

.THIS AFTERNOON...SE winds less than 10 kt. Seas 7 to 8 ft. 
.TONIGHT...Variable winds less than 10 kt, becoming E less than
10 kt after midnight. Seas 7 to 8 ft. 
.FRI...E winds less than 10 kt. Seas 6 to 7 ft. 
.FRI NIGHT...E winds 10 to 15 kt. Seas 5 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 5 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 5 ft. 
.MON...E winds 10 to 15 kt. Seas 5 to 6 ft. 
.MON NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.