000
FZNT31 KNHC 161439
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1039 AM EDT Wed Aug 16 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 locally strong tradewinds will prevail
across the central Caribbean today. The pressure gradient
between the Bermuda High and the Colombian Low will loosen
tonight, resulting in a slight decrease in winds over the area
for the next few days. Gentle to moderate trades and seas will
prevail elsewhere. 

NW Caribbean W of 85W

.THIS AFTERNOON...SE winds less than 10 kt. Seas 3 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.THU AND THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI THROUGH SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. 

Caribbean N of 15N between 72W and 85W

.THIS AFTERNOON...E winds 10 to 20 kt S of 18N, and E less than
10 kt elsewhere. Seas 4 to 6 ft. 
.TONIGHT...E winds 10 to 15 kt S of 18N, and E less than 10 kt
elsewhere. Seas 4 to 6 ft. 
.THU AND THU NIGHT...E winds 10 to 15 kt S of 18N, and E less
than 10 kt elsewhere. Seas 3 to 5 ft. 
.FRI THROUGH SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. 

Caribbean from 11N to 15N W of 72W

.THIS AFTERNOON...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.THU AND THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.FRI THROUGH SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. 

SW Caribbean S of 11N

.THIS AFTERNOON...E winds 10 to 15 kt, diminishing to less than
10 kt in the afternoon. Seas 5 to 7 ft. 
.TONIGHT...N winds less than 10 kt. Seas 5 to 7 ft. 
.THU...SW winds less than 10 kt. Seas 4 to 6 ft. 
.THU NIGHT...N winds less than 10 kt. Seas 3 to 5 ft. 
.FRI...NE winds less than 10 kt, shifting to NW in the
afternoon. Seas 3 to 5 ft. 
.FRI THROUGH SUN...NW winds less than 10 kt. Seas 3 to 5 ft. 

Caribbean between 64W and 72W

.THIS AFTERNOON...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of
Venezuela, and 4 to 6 ft elsewhere. 
.TONIGHT...E winds 10 to 20 kt Gulf of Venezuela, and E 10 to
15 kt elsewhere. Seas 4 to 6 ft. 
.THU AND THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.FRI THROUGH SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. 

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

.THIS AFTERNOON...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.THU AND THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.FRI THROUGH SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. 

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

.THIS AFTERNOON...E winds 10 to 15 kt, diminishing to less than
10 kt in the afternoon. Seas 4 to 6 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.THU AND THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.FRI THROUGH SUN...E winds 10 to 15 kt. Seas 5 to 7 ft. 

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...Fresh to locally strong tradewinds will pulse off 
Hispaniola each evening through the weekend. Fresh tradewinds 
will develop south of 25N starting Thu and diminishing again on
Sat. A cold front will approach the NW waters then stall, but 
fresh SW winds can be expected Thu through Fri morning in the NW
waters. Gentle to moderate winds will prevail elsewhere.

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

.THIS AFTERNOON...S winds 10 to 15 kt. Seas 3 to 4 ft. 
.TONIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. 
.THU AND THU NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. 
.FRI...SW winds 10 to 15 kt. Seas 4 to 6 ft. 
.FRI THROUGH SUN...SE winds 10 to 15 kt. Seas 4 to 6 ft. 

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

.THIS AFTERNOON...S winds 10 to 15 kt. Seas 4 to 5 ft. 
.TONIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 4 to 5 ft. 
.THU AND THU NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. 
.FRI THROUGH SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. 

Bahamas N of 22N

.THIS AFTERNOON...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.TONIGHT...SE winds 10 to 15 kt. Seas 3 ft. 
.THU AND THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI THROUGH SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. 

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

.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. 
.THU AND THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.FRI THROUGH SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. 

ATLC waters S of 22N W of 65W

.THIS AFTERNOON...E winds 10 to 15 kt. Seas 5 to 7 ft. 
.TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.THU AND THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.FRI THROUGH SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. 

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

.THIS AFTERNOON...E winds 15 to 20 kt. Seas 7 to 8 ft. 
.TONIGHT...E winds 15 to 20 kt. Seas 7 to 8 ft. 
.THU AND THU NIGHT...E winds 15 to 20 kt. Seas 7 to 8 ft. 
.FRI THROUGH SUN...E winds 10 to 20 kt. Seas 6 to 8 ft.