000
FZNT31 KNHC 260906
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
506 AM EDT Thu Oct 26 2023

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...Fresh to occasionally strong winds will prevail in
the NW and north-central Caribbean through the week. Gentle
winds will prevail elsewhere. 

NW Caribbean W of 85W

.TODAY...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.SAT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. 
.SUN...NE winds 10 to 15 kt. Seas 4 to 6 ft. 
.SUN NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft. 
.MON...NE winds less than 10 kt in the morning, becoming
variable winds less than 10 kt. Seas 3 to 4 ft. 
.MON NIGHT...N 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. 
.TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.FRI...E winds 10 to 20 kt. Seas 4 to 6 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 15 kt. Seas 3 to 5 ft. 
.SUN...E winds 10 to 15 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 in the morning, becoming variable
winds less than 10 kt. Seas 2 ft or less. 
.MON NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. 

Caribbean from 11N to 15N W of 72W

.TODAY...E winds less than 10 kt. Seas 2 ft or less, building to
3 ft in the afternoon. 
.TONIGHT...E winds less than 10 kt. Seas 3 ft. 
.FRI...Within 90 nm of coast of Colombia, S winds less than
10 kt, shifting to SW in the afternoon. Elsewhere, E winds less
than 10 kt. Seas 3 ft. 
.FRI NIGHT...SW winds 10 to 15 kt within 90 nm of coast of
Colombia, and NE less than 10 kt elsewhere. Seas 3 ft. 
.SAT...NW winds less than 10 kt. Seas 3 to 4 ft. 
.SAT NIGHT...N winds less than 10 kt, shifting to SW after
midnight. Seas 3 to 4 ft. 
.SUN...SW winds less than 10 kt. Seas 3 to 4 ft. 
.SUN NIGHT...W winds less than 10 kt. Seas 3 to 4 ft.
.MON...SW winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 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. 

SW Caribbean S of 11N

.TODAY...Variable winds less than 10 kt, becoming SW less than
10 kt in the afternoon. Seas 2 ft or less. 
.TONIGHT...W winds less than 10 kt. Seas 2 ft or less. 
.FRI...W winds 10 kt. Seas 2 ft or less, building to 3 ft in the
afternoon. 
.FRI NIGHT...W winds 10 to 15 kt. Seas 3 ft. 
.SAT...W winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT NIGHT...W winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN...SW winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. 
.MON...SW winds 10 to 15 kt. Seas 3 ft in the morning, subsiding
to 2 ft or less. 
.MON NIGHT...W winds less than 10 kt. Seas 2 ft or less. 

Caribbean between 64W and 72W

.TODAY...E winds less than 10 kt. Seas 2 ft or less Gulf of
Venezuela, and 3 to 5 ft elsewhere. 
.TONIGHT...Variable winds less than 10 kt Gulf of Venezuela, and
E less than 10 kt elsewhere. Seas 2 ft or less Gulf of
Venezuela, and 3 to 5 ft elsewhere. 
.FRI...E winds less than 10 kt. Seas 2 ft or less Gulf of
Venezuela, and 3 to 5 ft elsewhere. 
.FRI NIGHT...E winds less than 10 kt. Seas 2 ft or less Gulf of
Venezuela, and 3 to 5 ft elsewhere. 
.SAT...SE winds less than 10 kt. Seas 3 to 5 ft. 
.SAT NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. 
.SUN...SE winds less than 10 kt. Seas 3 to 5 ft. 
.SUN NIGHT...E winds less than 10 kt. Seas 3 to 5 ft.
.MON...SE winds less than 10 kt. Seas 3 to 4 ft. 
.MON NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. 

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

.TODAY...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 20 kt. Seas 6 to 8 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.SAT...SE winds 10 to 20 kt. Seas 5 to 7 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. 
.SUN...E winds 10 to 15 kt. Seas 6 to 8 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. 
.MON...E winds 10 to 15 kt. Seas 5 to 7 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

.TODAY...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 5 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 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. 
.SAT...E winds 10 to 15 kt. Seas 5 to 7 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. 
.SUN...E winds 10 to 15 kt. Seas 5 to 7 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...Tammy became extra-tropical early this morning. 
Post-Tropical Cyclone Tammy is near 30.5N 58.4W at 5 AM EDT, and 
is moving north at 10 kt. Maximum sustained winds are 75 kt with 
gusts to 90 kt, and the minimum central pressure is 973 mb. Tammy 
will move to 31.2N 59.6W this afternoon, 31.5N 61.0W Fri morning,
31.9N 62.2W Fri afternoon, and 32.3N 62.1W Sat morning. Despite
Tammy no longer being tropical, high winds and hazardous seas are
still present. The gradient between Tammy and high pressure 
building NW of the area will continue to support strong to near 
gale-fore NE winds and very rough seas well W of Tammy across 
much of the area through the week. 

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

.TODAY...E winds 15 to 25 kt. Seas 9 to 12 ft. 
.TONIGHT...E winds 10 to 20 kt. Seas 8 to 11 ft. 
.FRI...E winds 10 to 20 kt. Seas 8 to 11 ft. 
.FRI NIGHT...NE winds 10 to 20 kt. Seas 8 to 12 ft. 
.SAT...NE winds 10 to 20 kt. Seas 8 to 12 ft. 
.SAT NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. 
.SUN...NE winds 10 to 20 kt. Seas 7 to 10 ft. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.MON...NE winds 10 to 15 kt. Seas 6 to 9 ft. 
.MON NIGHT...NE winds 10 kt. Seas 4 to 6 ft. 

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

.TODAY...NE winds 15 to 25 kt. Seas 10 to 13 ft W of 70W, and
13 to 17 ft elsewhere. 
.TONIGHT...NE winds 15 to 25 kt W of 70W, and N 20 to 30 kt
elsewhere. Seas 10 to 14 ft W of 70W, and 15 to 20 ft elsewhere.
.FRI...NE winds 15 to 20 kt W of 70W, and N 20 to 30 kt
elsewhere. Seas 10 to 15 ft W of 70W, and 14 to 19 ft elsewhere.
.FRI NIGHT...NE winds 20 to 30 kt W of 70W, and N 20 to 30 kt
elsewhere. Seas 11 to 15 ft. 
.SAT...NE winds 15 to 25 kt. Seas 8 to 13 ft. 
.SAT NIGHT...NE winds 15 to 25 kt. Seas 8 to 11 ft. 
.SUN...NE winds 15 to 25 kt. Seas 7 to 10 ft. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.MON...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.MON NIGHT...SE winds less than 10 kt. Seas 5 to 7 ft. 

Bahamas N of 22N

.TODAY...E winds 15 to 25 kt. Seas 6 to 9 ft. 
.TONIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. 
.FRI...NE winds 10 to 20 kt. Seas 5 to 7 ft. 
.FRI NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. 
.SAT...NE winds 10 to 20 kt. Seas 6 to 8 ft. 
.SAT NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. 
.SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.MON...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 5 ft. 
.MON NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. 

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

.TODAY...NE winds 15 to 25 kt W of 70W, and NE 10 to 20 kt
elsewhere. Seas 11 to 14 ft. 
.TONIGHT...NE winds 10 to 20 kt. Seas 11 to 14 ft. 
.FRI...NE winds 10 to 20 kt W of 70W, and NE 10 to 15 kt
elsewhere. Seas 11 to 14 ft. 
.FRI NIGHT...NE winds 15 to 25 kt W of 70W, and E less than
10 kt elsewhere. Seas 10 to 13 ft. 
.SAT...E winds 10 to 15 kt. Seas 8 to 12 ft. 
.SAT NIGHT...E winds 10 to 20 kt. Seas 8 to 11 ft. 
.SUN...E winds 10 to 15 kt. Seas 7 to 10 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. 
.MON...E winds 10 to 15 kt. Seas 6 to 8 ft. 
.MON NIGHT...SE winds 10 kt. Seas 5 to 6 ft. 

ATLC waters S of 22N W of 65W

.TODAY...NE winds 10 to 20 kt. Seas 7 to 10 ft. 
.TONIGHT...NE winds 10 to 20 kt. Seas 7 to 10 ft. 
.FRI...NE winds 10 to 15 kt. Seas 7 to 10 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. 
.SAT...E winds 10 to 15 kt. Seas 6 to 9 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. 
.SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.SUN NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. 
.MON...SE winds less than 10 kt. Seas 4 to 6 ft. 
.MON NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft. 

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

.TODAY...SE winds 10 to 15 kt. Seas 7 to 10 ft. 
.TONIGHT...SE winds 10 to 15 kt. Seas 7 to 10 ft. 
.FRI...SE winds 10 to 15 kt. Seas 7 to 10 ft. 
.FRI NIGHT...SE winds 10 to 15 kt. Seas 7 to 10 ft. 
.SAT...SE winds 10 to 15 kt. Seas 7 to 9 ft. 
.SAT NIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft. 
.SUN...SE winds 10 to 15 kt. Seas 6 to 7 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. 
.MON...E winds 10 to 15 kt. Seas 5 to 6 ft. 
.MON NIGHT...E winds 10 kt. Seas 5 to 6 ft.