000
FZNT31 KNHC 161931
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
331 PM 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 through tonight. The pressure
gradient between the Bermuda High and the Colombian Low will
loosen by tomorrow morning, resulting in a slight decrease in
winds over the area for the next few days. Gentle to moderate
tradewinds will prevail elsewhere. 

NW Caribbean W of 85W

.TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.THU...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.THU NIGHT AND FRI...NE winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI THROUGH MON...E winds 10 to 15 kt. Seas 3 to 4 ft. 

Caribbean N of 15N between 72W and 85W

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

Caribbean from 11N to 15N W of 72W

.TONIGHT...E winds 15 to 25 kt within 90 nm of coast of
Colombia, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. 
.THU...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.THU NIGHT AND FRI...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.FRI THROUGH MON...E winds 10 to 20 kt. Seas 4 to 6 ft. 

SW Caribbean S of 11N

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

Caribbean between 64W and 72W

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

.TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.THU...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.THU NIGHT AND FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.FRI THROUGH MON...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

.TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.THU...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.THU NIGHT AND FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.FRI THROUGH MON...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 next several days. 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 ahead of the cold front can
be expected Thu and Fri in the NW waters. Gentle to moderate 
winds will prevail elsewhere.

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

.TONIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. 
.THU...S winds 10 to 15 kt. Seas 3 to 5 ft. 
.THU NIGHT AND FRI...SW winds 10 to 15 kt. Seas 4 to 6 ft. 
.FRI THROUGH MON...E winds 10 to 15 kt. Seas 4 to 6 ft. 

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

.TONIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. 
.THU...S winds 10 to 15 kt. Seas 4 to 5 ft. 
.THU NIGHT AND FRI...SE winds 10 to 15 kt. Seas 4 to 5 ft. 
.FRI THROUGH MON...NE winds 10 to 15 kt. Seas 4 to 6 ft. 

Bahamas N of 22N

.TONIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.THU...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.THU NIGHT AND FRI...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.FRI THROUGH MON...E winds 10 to 20 kt. Seas 3 to 5 ft. 

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

.TONIGHT...E winds 10 to 15 kt W of 70W, and E 10 to 20 kt
elsewhere. Seas 5 to 7 ft. 
.THU...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.THU NIGHT AND FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.FRI THROUGH MON...E winds 10 to 20 kt. Seas 5 to 7 ft. 

ATLC waters S of 22N W of 65W

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

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

.TONIGHT...E winds 15 to 20 kt. Seas 7 to 9 ft. 
.THU...E winds 15 to 20 kt. Seas 7 to 9 ft. 
.THU NIGHT AND FRI...E winds 15 to 20 kt. Seas 7 to 8 ft. 
.FRI THROUGH MON...E winds 10 to 20 kt. Seas 5 to 7 ft.