000
FZNT31 KNHC 131455
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1055 AM EDT Wed Sep 13 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...Hurricane Lee is N of the area near 26.4N 67.2W at
11 AM EDT, and is moving north-northwest at 8 kt. Maximum
sustained winds are 100 kt with gusts to 120 kt, and the minimum
central pressure is 948 mb. Lee is expected to turn toward the N
through Fri and exit the region. Large N-NW swell across the
adjacent Atlantic will move through the NE Caribbean Passage
through early Thu before gradually diminishing Thu night and
then decreasing quickly Fri. Moderate E trade winds will return
to the Caribbean on Fri. 

NW Caribbean W of 85W

.THIS AFTERNOON...NE winds less than 10 kt. Seas 3 ft. 
.TONIGHT...NE winds 10 to 15 kt. Seas 3 ft. 
.THU...NE winds less than 10 kt. Seas 3 ft. 
.THU NIGHT...NE winds less than 10 kt, shifting to E after
midnight. Seas 3 ft. 
.FRI...E winds less than 10 kt. Seas 3 ft. 
.FRI NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to
3 ft after midnight. 
.SAT...E winds less than 10 kt. Seas 3 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to
3 ft after midnight. 
.SUN...E winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less. 

Caribbean N of 15N between 72W and 85W

.THIS AFTERNOON...NE winds 10 to 15 kt. Seas 3 ft. 
.TONIGHT...NE winds 10 to 20 kt. Seas 3 ft. 
.THU...S of 18N, E winds less than 10 kt. Elsewhere, NE winds
10 to 15 kt, diminishing to less than 10 kt in the afternoon.
Seas 3 ft in the morning, subsiding to 2 ft or less. 
.THU NIGHT...S of 18N, E winds less than 10 kt, increasing to
10 to 15 kt after midnight. Elsewhere, NE winds 10 to 15 kt.
Seas 2 ft or less. 
.FRI...E winds 10 to 15 kt S of 18N, and E less than 10 kt
elsewhere. Seas 2 ft or less. 
.FRI NIGHT...E winds 10 to 15 kt S of 18N, and E less than 10 kt
elsewhere. Seas 2 ft or less, building to 3 ft after midnight. 
.SAT...E winds 10 to 20 kt S of 18N, and E less than 10 kt
elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. 
.SAT NIGHT...E winds 10 to 15 kt S of 18N, and E less than 10 kt
elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. 
.SUN...E winds 10 to 20 kt S of 18N, and E less than 10 kt
elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. 

Caribbean from 11N to 15N W of 72W

.THIS AFTERNOON...NE winds 10 to 15 kt. Seas 3 ft. 
.TONIGHT...NE winds 10 to 15 kt. Seas 3 ft. 
.THU...NE winds 10 to 15 kt. Seas 3 ft. 
.THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. 
.FRI...NE winds 10 to 20 kt. Seas 3 to 5 ft. 
.FRI NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. 
.SAT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. 

SW Caribbean S of 11N

.THIS AFTERNOON...N winds less than 10 kt. Seas 3 ft. 
.TONIGHT...N winds less than 10 kt. Seas 3 ft. 
.THU...N winds 10 to 15 kt. Seas 3 ft.
.THU NIGHT...N winds less than 10 kt. Seas 3 ft. 
.FRI...N to NE winds 10 to 15 kt.  Seas 3 ft.
.FRI NIGHT...N winds less than 10 kt. Seas 3 ft. 
.SAT...NW winds less than 10 kt. Seas 3 ft. 
.SAT NIGHT...N winds less than 10 kt. Seas 3 ft. 
.SUN...W winds less than 10 kt. Seas 3 to 4 ft. 

Caribbean between 64W and 72W

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

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

.THIS AFTERNOON...SE winds 10 to 15 kt. Seas 6 to 8 ft. 
.TONIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. 
.THU...SE winds 10 to 15 kt. Seas 5 to 7 ft. 
.THU NIGHT...E winds less than 10 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...NE winds 10 to 15 kt. Seas 5 to 7 ft. 
.SAT NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. 
.SUN...NE winds 10 to 15 kt.  Seas 5 to 7 ft.

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

.THIS AFTERNOON...SE winds 10 to 15 kt. Seas 4 to 6 ft. 
.TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.THU...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.THU NIGHT...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 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. 

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...Hurricane Lee is near 26.4N 67.2W at 11 AM EDT, and
is moving north-northwest at 8 kt. Maximum sustained winds are
100 kt with gusts to 120 kt, and the minimum central pressure is
948 mb. Lee will move to near 27.6N 67.7W this evening with
maximum sustained winds 95 kt gusts 115 kt, to near 29.6N 68.2W
early Thu with maximum sustained winds 90 kt gusts 110 kt, and
continue to slowly weaken as it passes WSW of Bermuda near 31.8N
68.2W early Thu evening with maximum sustained winds 85 kt gusts
105 kt and weakening further as it lifts to well N of the area
through the weekend. Large swell from Lee will propagate in all
directions and dominate the regional waters W of 55W through
Fri.

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

.THIS AFTERNOON...N winds 10 to 15 kt. Seas 7 to 10 ft.
.TONIGHT...NE winds 10 to 15 kt. Seas 8 to 11 ft. 
.THU...N winds 10 to 15 kt. Seas 8 to 11 ft. 
.THU NIGHT...N winds 10 to 15 kt. Seas 9 to 11 ft.
.FRI...N winds 10 to 20 kt. Seas 9 to 11 ft. 
.FRI NIGHT...NE winds 10 to 20 kt. Seas 8 to 11 ft. 
.SAT...NE winds 10 to 15 kt. Seas 8 to 10 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 7 to 9 ft. 
.SUN...SE winds 10 kt. Seas 6 to 8 ft. 

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

...HURRICANE WARNING...

.THIS AFTERNOON...HURRICANE CONDITIONS. NE winds 25 to 35 kt W
of 70W, and E 75 to 95 kt elsewhere. Seas 12 to 17 ft W of 70W,
and 20 to 30 ft elsewhere. 
.TONIGHT...HURRICANE CONDITIONS EXPECTED. N winds 30 to 40 kt W
of 70W, and E 80 to 95 kt elsewhere. Seas 14 to 19 ft W of 70W,
and 25 to 35 ft elsewhere. 
.THU...HURRICANE CONDITIONS EXPECTED. N winds 35 to 45 kt W of
70W, and S 75 to 90 kt elsewhere. W of 70W, seas 16 to 21 ft.
Elsewhere, seas 28 to 38 ft, subsiding to 25 to 35 ft in the
afternoon. 
.THU NIGHT...TROPICAL STORM CONDITIONS EXPECTED. W of 70W, NW
winds 35 to 45 kt, diminishing to 25 to 35 kt after
midnight,Seas 14 to 19 ft. Elsewhere, SW winds 65 to 85 kt,
diminishing to 45 to 55 kt late. Seas 22 to 32 ft, subsiding to 
18 to 28 ft after midnight. 
.FRI...TROPICAL STORM CONDITIONS POSSIBLE. NW winds 20 to 30 kt
W of 70W, and W 25 to 35 kt elsewhere. W of 70W, seas 11 to
16 ft. Elsewhere, seas 17 to 22 ft, subsiding to 14 to 19 ft in
the afternoon. 
.FRI NIGHT...NW winds 10 to 20 kt. Seas 10 to 14 ft. 
.SAT...N winds less than 10 kt. Seas 9 to 13 ft. 
.SAT NIGHT...E winds 10 to 15 kt W of 70W, and NE less than
10 kt elsewhere. Seas 9 to 12 ft. 
.SUN...E winds less than 10 kt. Seas 7 to 10 ft. 

Bahamas N of 22N

.THIS AFTERNOON...N winds 10 to 20 kt. Seas 6 to 9 ft. 
.TONIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. 
.THU...N winds 10 to 15 kt. Seas 6 to 8 ft. 
.THU NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft. 
.FRI...N winds less than 10 kt. Seas 4 to 6 ft. 
.FRI NIGHT...E winds less than 10 kt. Seas 4 to 6 ft.
.SAT...NE 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. 

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

...HURRICANE WARNING...

.THIS AFTERNOON...HURRICANE CONDITIONS. W of 70W, NW winds
25 to 35 kt. Elsewhere, W winds 90 to 100 kt, shifting to SW
80 to 100 kt in the afternoon. Seas 14 to 19 ft W of 70W, and
22 to 32 ft elsewhere. 
.TONIGHT...HURRICANE CONDITIONS EXPECTED. W of 70W, NW winds
25 to 35 kt,Seas 14 to 19 ft. Elsewhere, SW winds 75 to 95 kt,
diminishing to 55 to 65 kt after midnight,Seas 20 to 30 ft,
subsiding to 17 to 27 ft after midnight. 
.THU...TROPICAL STORM CONDITIONS EXPECTED. W of 70W, NW winds
20 to 30 kt,Seas 12 to 17 ft. Elsewhere, SW winds 30 to 40 kt,
diminishing to 20 to 30 kt in the afternoon,Seas 16 to 21 ft,
subsiding to 13 to 18 ft in the afternoon. 
.THU NIGHT...NW winds 15 to 25 kt W of 70W, and SW 15 to 25 kt
elsewhere. Seas 11 to 16 ft. 
.FRI...W winds 10 to 20 kt. Seas 9 to 13 ft. 
.FRI NIGHT...W winds less than 10 kt. Seas 8 to 10 ft. 
.SAT...E winds less than 10 kt. Seas 7 to 9 ft. 
.SAT NIGHT...E winds less than 10 kt W of 70W, and Variable less
than 10 kt elsewhere. Seas 7 to 9 ft. 
.SUN...E winds less than 10 kt. Seas 8 to 9 ft. 

ATLC waters S of 22N W of 65W

.THIS AFTERNOON...W winds 15 to 25 kt. Seas 8 to 13 ft. 
.TONIGHT...W winds 15 to 25 kt. Seas 8 to 11 ft. 
.THU...W winds 10 to 20 kt. Seas 6 to 9 ft. 
.THU NIGHT...SW winds 10 to 15 kt. Seas 6 to 9 ft. 
.FRI...SW winds less than 10 kt. Seas 6 to 8 ft. 
.FRI NIGHT...SE winds less than 10 kt. Seas 5 to 7 ft. 
.SAT...E winds less than 10 kt. Seas 4 to 6 ft. 
.SAT NIGHT...E winds less than 10 kt. Seas 4 to 6 ft. 
.SUN...E winds 10 to 15 kt. Seas 5 to 7 ft.

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

.THIS AFTERNOON...S winds 15 to 25 kt. Seas 8 to 11 ft.
.TONIGHT...SE winds 10 to 20 kt. Seas 8 to 11 ft. 
.THU...SE winds 10 to 20 kt. Seas 7 to 10 ft. 
.THU NIGHT...E to SE winds 10 to 15 kt. Seas 7 to 9 ft. 
.FRI...E winds less than 10 kt. Seas 7 to 8 ft. 
.FRI NIGHT...NE winds less than 10 kt. Seas 7 to 8 ft. 
.SAT...NE winds less than 10 kt. Seas 7 to 8 ft. 
.SAT NIGHT...NE winds less than 10 kt. Seas 7 ft. 
.SUN...NE winds 10 to 15 kt. Seas 7 to 8 ft.