586 
FZNT31 KNHC 011420
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
920 AM EST Sun Jan 1 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...The pressure gradient from the Bermuda High to the
northeast and the Colombian Low will continue to force moderate
to fresh trades across the Caribbean through Tue afternoon.
Locally strong trades will pulse nightly within 90 NM of the
Colombian coast. Winds will increase some starting Tue night
over the eastern and central Caribbean as well as the tropical N
Atlantic waters, with fresh to strong trades likely in the
Windward Passage, the Mona Passage, and south of Hispaniola.
Winds should again diminish on Thu ahead of a cold front
approaching the NW Caribbean. 

NW Caribbean W of 85W

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

Caribbean N of 15N between 72W and 85W

.TODAY...S of 18N, E winds 10 to 20 kt. Elsewhere, 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 3 to 5 ft. 
.MON AND MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE THROUGH THU...NE winds 10 to 15 kt. Seas 4 to 6 ft. 

Caribbean from 11N to 15N W of 72W

.TODAY...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.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. 
.MON AND MON NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.TUE THROUGH THU...NE winds 10 to 20 kt. Seas 5 to 7 ft. 

SW Caribbean S of 11N

.TODAY...NE winds 10 to 15 kt. Seas 5 to 7 ft. 
.TONIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. 
.MON AND MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. 
.TUE THROUGH THU...NE winds 10 to 20 kt. Seas 4 to 6 ft. 

Caribbean between 64W and 72W

.TODAY...E winds 10 to 15 kt. Seas 3 ft Gulf of Venezuela, and
5 to 7 ft elsewhere. 
.TONIGHT...NE winds 10 to 20 kt Gulf of Venezuela, and E 10 to
15 kt elsewhere. Seas 3 ft Gulf of Venezuela, and 4 to 6 ft
elsewhere. 
.MON AND MON NIGHT...NE winds 10 to 15 kt. Seas 3 ft Gulf of
Venezuela, and 4 to 6 ft elsewhere. 
.TUE THROUGH THU...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

.TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. 
.MON AND MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. 
.TUE THROUGH THU...E winds 10 to 20 kt. Seas 6 to 8 ft. 

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

.TODAY...E winds 10 to 15 kt. Seas 5 to 7 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. 
.MON AND MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. 
.TUE THROUGH THU...E winds 10 to 20 kt. Seas 6 to 8 ft. 

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...A weak cold front that has moved off of the Georgia 
and N Florida coasts this morning will track eastward along and 
north of 28N early this week. The tradewinds are expected to 
increase on Wed and Thu south of 25N and east of 75W. During
that time, fresh to strong NE winds will pulse nightly north of 
Hispaniola and in the Windward Passage. Fresh to strong SW winds 
ahead of a stronger cold front are anticipated to occur north of 
the Bahamas on Wed and Thu.

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

.TODAY...W winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 4 to 6 ft. 
.TONIGHT...NW winds less than 10 kt. Seas 3 to 5 ft.
.MON...N winds 10 kt in the morning, becoming variable winds
less than 10 kt. Seas 3 to 4 ft. 
.MON NIGHT...E winds 10 kt. Seas 3 to 4 ft. 
.TUE THROUGH THU...NW winds 10 to 20 kt. Seas 4 to 6 ft. 

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

.TODAY...SW winds less than 10 kt. Seas 4 to 6 ft. 
.TONIGHT...W winds less than 10 kt. Seas 4 to 5 ft. 
.MON...NW winds less than 10 kt in the morning, becoming
variable winds less than 10 kt. Seas 4 to 5 ft. 
.MON NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. 
.TUE THROUGH THU...S winds 10 to 15 kt. Seas 4 to 6 ft. 

Bahamas N of 22N

.TODAY...E winds less than 10 kt. Seas 3 to 4 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.MON AND MON NIGHT...E winds 10 to 15 kt. Seas 3 ft. 
.TUE THROUGH THU...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.THU NIGHT...NE winds less than 10 kt. Seas 3 ft. 

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

.TODAY...E winds less than 10 kt W of 70W, and E 10 to 15 kt
elsewhere. Seas 5 to 6 ft. 
.TONIGHT...E winds less than 10 kt. Seas 4 to 6 ft. 
.MON AND MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft. 
.TUE THROUGH THU...SE winds 10 to 20 kt. Seas 5 to 7 ft. 

ATLC waters S of 22N W of 65W

.TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.MON AND MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.TUE THROUGH THU...E winds 10 to 20 kt. Seas 5 to 7 ft. 

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

.TODAY...E winds 10 to 15 kt. Seas 6 to 7 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 6 ft. 
.MON AND MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 6 ft. 
.TUE THROUGH THU...E winds 10 to 20 kt. Seas 6 to 9 ft.