000
FZNT31 KNHC 270859
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
459 AM EDT Sun Aug 27 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...Tropical Depression Ten is near 20.1N 86.8W at
5 AM EDT, and is moving south at 4 kt. Maximum sustained winds 
are 30 kt with gusts to 40 kt, and the minimum central pressure 
is 1001 mb. Ten will strengthen to a tropical storm near 20.1N 
86.5W this afternoon, move to 20.6N 86.3W Mon morning, 21.7N 
86.3W Mon afternoon, 23.3N 86.2W Tue morning, strengthen to a 
hurricane near 25.7N 85.7W Tue afternoon, and move well N to 
28.5N 84.7W Wed morning. Other than Ten, gentle to moderate 
winds will prevail across the basin through the remainder of the 
weekend, increasing to moderate to fresh in the eastern Caribbean
early in the week, then in the central Caribbean by mid-week. 

NW Caribbean W of 85W

...TROPICAL STORM WARNING...

.TODAY...TROPICAL STORM CONDITIONS POSSIBLE.
SW winds 20 to 30 kt, increasing to 30 to 40 kt in the 
afternoon. Seas 4 to 6 ft. 
.TONIGHT...TROPICAL STORM CONDITIONS EXPECTED.
SW winds 35 to 45 kt. Seas 5 to 7 ft. 
.MON...TROPICAL STORM CONDITIONS EXPECTED.
SW winds 40 to 50 kt. Seas 5 to 7 ft. 
.MON NIGHT...TROPICAL STORM CONDITIONS EXPECTED.
SW winds 40 to 50 kt, becoming S 30 to 40 kt after midnight. 
Seas 5 to 7 ft. 
.TUE...SW winds 10 to 20 kt. Seas 4 to 6 ft. 
.TUE NIGHT...S winds 10 to 20 kt. Seas 3 to 4 ft. 
.WED...S winds 10 to 20 kt. Seas 3 to 4 ft. 
.WED NIGHT...SE winds 10 to 20 kt. Seas 3 ft. 
.THU...SE winds 10 to 15 kt. Seas 3 ft. 

Caribbean N of 15N between 72W and 85W

...TROPICAL STORM WARNING...

.TODAY...S winds 10 to 20 kt. Seas 2 ft or less. 
.TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE.
SE winds 10 to 20 kt S of 18N, and S 15 to 25 kt elsewhere.
Seas 2 ft or less, building to 3 ft after midnight. 
.MON...TROPICAL STORM CONDITIONS POSSIBLE.
SE winds 10 to 20 kt S of 18N, and S 20 to 30 kt elsewhere.
Seas 3 ft S of 18N, and 4 to 6 ft elsewhere. 
.MON NIGHT...TROPICAL STORM CONDITIONS POSSIBLE.
S of 18N, SE winds 10 to 20 kt. Elsewhere, S winds 25 to 35 kt, 
diminishing to 15 to 25 kt after midnight. Seas 3 ft S of 18N, 
and 4 to 6 ft elsewhere. 
.TUE...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.WED...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.WED NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.THU...E winds 15 to 25 kt S of 18N, and E 10 to 15 kt
elsewhere. Seas 4 to 6 ft S of 18N, and 3 ft elsewhere. 

Caribbean from 11N to 15N W of 72W

.TODAY...E winds 10 to 15 kt within 90 nm of coast of Colombia,
and SE less than 10 kt elsewhere. Seas 2 ft or less. 
.TONIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 2 ft or less. 
.MON...SE winds 10 to 15 kt. Seas 2 ft or less. 
.MON NIGHT...E winds 10 to 20 kt. Seas 2 ft or less. 
.TUE...E winds 10 to 20 kt. Seas 3 ft. 
.TUE NIGHT...E winds 15 to 25 kt. Seas 3 to 4 ft. 
.WED...E winds 15 to 25 kt. Seas 3 to 5 ft. 
.WED NIGHT...E winds 15 to 25 kt. Seas 3 to 5 ft. 
.THU...E winds 10 to 20 kt. Seas 4 to 6 ft. 

SW Caribbean S of 11N

.TODAY...S winds less than 10 kt. Seas 2 ft or less. 
.TONIGHT...SE winds less than 10 kt. Seas 2 ft or less. 
.MON...SE winds less than 10 kt. Seas 2 ft or less.
.MON NIGHT...Variable winds less than 10 kt, becoming NE less
than 10 kt after midnight. Seas 2 ft or less. 
.TUE...E winds less than 10 kt in the morning, becoming variable
winds less than 10 kt. Seas 2 ft or less. 
.TUE NIGHT...NE winds less than 10 kt. Seas 2 ft or less. 
.WED...NE winds 10 to 15 kt. Seas 2 ft or less. 
.WED NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft.
.THU...N winds 10 to 15 kt. Seas 3 to 5 ft. 

Caribbean between 64W and 72W

.TODAY...Gulf of Venezuela, E winds less than 10 kt in the
morning, becoming variable winds less than 10 kt,Seas 2 ft or
less. Elsewhere, SE winds 10 to 20 kt,Seas 2 ft or less,
building to 3 ft in the afternoon. 
.TONIGHT...NE winds less than 10 kt Gulf of Venezuela, and
E 10 to 20 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, 
and 3 ft elsewhere. 
.MON...Gulf of Venezuela, E winds less than 10 kt, shifting to
SW in the afternoon. Elsewhere, SE winds 10 to 20 kt.
Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. 
.MON NIGHT...E winds 10 to 20 kt. Seas 2 ft or less Gulf of
Venezuela, and 3 to 5 ft elsewhere. 
.TUE...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela,
and 4 to 6 ft elsewhere. 
.TUE NIGHT...E winds 15 to 25 kt Gulf of Venezuela, and
E 10 to 20 kt elsewhere. Seas 3 to 4 ft Gulf of Venezuela, and
4 to 6 ft elsewhere. 
.WED...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and
4 to 6 ft elsewhere. 
.WED NIGHT...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela,
and 4 to 6 ft elsewhere. 
.THU...E winds 10 to 20 kt Gulf of Venezuela, and E 15 to 25 kt
elsewhere. Gulf of Venezuela, seas 3 ft in the morning,
subsiding to 2 ft or less. Elsewhere, seas 4 to 6 ft. 

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

.TODAY...S winds 10 to 15 kt. Seas 3 to 4 ft. 
.TONIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.MON...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.TUE...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.WED...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.THU...E winds 10 to 15 kt. Seas 3 to 5 ft. 

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

.TODAY...SE winds 10 to 15 kt. Seas 2 ft or less, building to
3 to 4 ft in the afternoon. 
.TONIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. 
.MON...E winds 10 to 20 kt. Seas 3 to 4 ft. 
.MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.WED...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.THU...E winds 10 to 15 kt. Seas 3 to 5 ft. 

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...Hurricane Franklin is near 24.7N 68.7W at 5 AM EDT,
and is moving northwest at 7 kt. Maximum sustained winds are 80 
kt with gusts to 100 kt, and the minimum central pressure is 973 
mb. Franklin will move to 25.6N 69.4W this afternoon, 26.9N 70.3W 
Mon morning, 28.4N 70.6W Mon afternoon, 29.9N 70.4W Tue morning, 
31.3N 69.5W Tue afternoon, moving well N of the area to 33.0N 
67.9W Wed morning. Meanwhile, Tropical Depression Ten is in the NW
Caribbean Sea near 20.1N 86.8W at 5 AM EDT, and is moving south 
at 4 kt. Maximum sustained winds are 30 kt with gusts to 40 kt, 
and the minimum central pressure is 1001 mb. Ten is forecast to 
move across northern Florida Tue night through Wed, with 
increasing winds and seas offshore northern Florida.

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

.TODAY...E winds less than 10 kt. Seas 3 to 4 ft. 
.TONIGHT...SE winds 10 kt. Seas 4 to 6 ft. 
.MON...Variable winds less than 10 kt. Seas 6 to 8 ft. 
.MON NIGHT...E winds less than 10 kt, shifting to S after
midnight. Seas 6 to 8 ft. 
.TUE...SW winds less than 10 kt. Seas 6 to 8 ft.
.TUE NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft. 
.WED...TROPICAL STORM CONDITIONS POSSIBLE. 
.WED NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. 
.THU...SW winds 15 to 25 kt. Seas 4 to 6 ft. 

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

...HURRICANE WARNING...

.TODAY...TROPICAL STORM CONDITIONS POSSIBLE.
E winds 20 to 30 kt. W of 70W, seas 6 to 9 ft.
Elsewhere, seas 7 to 10 ft, building to 8 to 13 ft in the 
afternoon. 
.TONIGHT...TROPICAL STORM CONDITIONS EXPECTED.
W of 70W, E winds 30 to 40 kt, becoming NE 80 to 90 kt after 
midnight,Seas 8 to 11 ft, building to 9 to 14 ft after midnight. 
Elsewhere, SE winds 35 to 45 kt, increasing to 60 to 70 kt after 
midnight,Seas 10 to 15 ft. 
.MON...HURRICANE CONDITIONS EXPECTED.
N winds 85 to 105 kt W of 70W, and SE 50 to 65 kt elsewhere. 
Seas 12 to 17 ft. 
.MON NIGHT...HURRICANE CONDITIONS EXPECTED.
W of 70W, NW winds 85 to 105 kt. Elsewhere, S winds 55 to 65 kt,
increasing to 70 to 80 kt after midnight. Seas 13 to 18 ft W of 
70W, and 15 to 20 ft elsewhere. 
.TUE...HURRICANE CONDITIONS POSSIBLE.
W of 70W, NW winds 80 to 100 kt, becoming W 65 to 75 kt in the 
afternoon. Elsewhere, S winds 80 to 100 kt. Seas 9 to 14 ft W of 
70W, and 14 to 19 ft elsewhere. 
.TUE NIGHT...HURRICANE CONDITIONS POSSIBLE. 
.WED...TROPICAL STORM CONDITIONS POSSIBLE. 
.WED NIGHT...W winds 10 to 20 kt. Seas 4 to 6 ft W of 70W, and
7 to 10 ft elsewhere. 
.THU...W winds 10 to 20 kt. Seas 3 to 5 ft W of 70W, and 5 to
7 ft elsewhere. 

Bahamas N of 22N

.TODAY...SE winds less than 10 kt. Seas 3 to 4 ft. 
.TONIGHT...E winds less than 10 kt, shifting to SW after
midnight. Seas 3 to 5 ft. 
.MON...SW winds less than 10 kt. Seas 3 to 5 ft. 
.MON NIGHT...SW winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 4 ft. 
.TUE...SW winds 10 to 15 kt. Seas 3 ft. 
.TUE NIGHT...S winds 10 to 15 kt. Seas 2 ft or less. 
.WED...S winds 10 to 20 kt. Seas 2 ft or less. 
.WED NIGHT...SE winds 10 to 20 kt. Seas 2 ft or less. 
.THU...SE winds 10 to 15 kt. Seas 2 ft or less. 

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

...HURRICANE WARNING...

.TODAY...TROPICAL STORM CONDITIONS.
W of 70W, N winds 20 to 30 kt, increasing to 30 to 40 kt in the 
afternoon. Elsewhere, S winds 65 to 80 kt. Seas 8 to 13 ft W of 
70W, and 13 to 18 ft elsewhere. 
.TONIGHT...HURRICANE CONDITIONS EXPECTED.
W of 70W, NW winds 55 to 65 kt, becoming W 85 to 95 kt after 
midnight. Elsewhere, S winds 75 to 90 kt. Seas 9 to 14 ft W of 
70W, and 11 to 16 ft elsewhere. 
.MON...TROPICAL STORM CONDITIONS EXPECTED.
W of 70W, W winds 55 to 65 kt. 30 to 40 kt in the afternoon. 
Elsewhere, S winds 45 to 55 kt. Seas 8 to 13 ft, subsiding to 7 
to 10 ft in the afternoon. 
.MON NIGHT...TROPICAL STORM CONDITIONS POSSIBLE.
SW winds 20 to 30 kt. Seas 7 to 10 ft. 
.TUE...SW winds 10 to 20 kt. Seas 6 to 8 ft. 
.TUE NIGHT...SW winds 10 to 20 kt. Seas 5 to 7 ft. 
.WED...SW winds 10 to 20 kt. Seas 4 to 6 ft. 
.WED NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft.
.THU...W of 70W, SE winds 10 to 15 kt. Elsewhere, SW winds 10 to
15 kt, diminishing to less than 10 kt in the afternoon.
Seas 3 to 5 ft. 

ATLC waters S of 22N W of 65W

.TODAY...SW winds 10 to 20 kt. Seas 4 to 6 ft. 
.TONIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON...S winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE NIGHT...SE winds 10 to 15 kt. Seas 3 ft. 
.WED...SE winds 10 to 20 kt. Seas 3 ft. 
.WED NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. 
.THU...E winds 10 to 20 kt. Seas 3 to 4 ft. 

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

.TODAY...S winds 10 to 20 kt. Seas 4 to 5 ft. 
.TONIGHT...S winds 10 to 15 kt. Seas 4 to 5 ft. 
.MON...S winds 10 to 15 kt. Seas 4 to 5 ft. 
.MON NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. 
.TUE...SE winds 10 to 15 kt. Seas 4 to 5 ft. 
.TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. 
.WED...E winds 10 to 15 kt. Seas 4 to 5 ft. 
.WED NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. 
.THU...E winds 10 to 15 kt. Seas 4 to 5 ft.