000
FZNT31 KNHC 071510
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1110 AM EDT Thu Sep 7 2017

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 ATLC from 07N to 19N
between 55W and 64W

.SYNOPSIS...Major Hurricane Irma near 20.7N 68.3W 921 mb at
11 AM EDT moving WNW at 15 kt. Maximum sustained winds 155 kt
gusts 190 kt. Irma is forecast to continue WNW today through the
Turks and Caicos and southern Bahamas, bringing strong winds and
high seas to the Mona Passage this afternoon, and the approaches
to the Windward Passage tonight. Farther E, Hurricane Jose near
14.9N 50.6W 986 mb at 11 AM EDT moving WNW at 16 kt. Maximum
sustained winds 80 kt gusts 100 kt. Jose will pass 55W tonight,
reaching 16.0N 56.0W Fri morning, near 16.6N 58.5W Fri evening,
then turn more NW close to the northern Leeward Islands near
17.5N 60.5W Sat morning, then farther N through late Mon. 

NW Caribbean W of 85W

.THIS AFTERNOON...E winds less than 10 kt. Seas 2 ft or less. 
.TONIGHT...E winds less than 10 kt. Seas 2 ft or less. 
.FRI...NE winds less than 10 kt. Seas 2 ft or less.
.FRI NIGHT...N winds 10 to 15 kt. Seas 2 ft or less. 
.SAT...NW winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft
in the afternoon. 
.SAT NIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN...W winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN NIGHT...W winds 10 to 15 kt. Seas 4 to 6 ft. 
.MON...W winds less than 10 kt. Seas 4 to 6 ft. 

Caribbean N of 15N between 72W and 85W

.THIS AFTERNOON...NE winds 10 to 15 kt. Seas 2 ft or less,
building to 3 ft in the afternoon. 
.TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. S of 18N, N
winds 10 to 15 kt, shifting to NW after midnight. Elsewhere, N
winds 15 to 25 kt. Seas 3 ft in the evening, subsiding to 2 ft
or less. 
.FRI...TROPICAL STORM CONDITIONS POSSIBLE. S of 18N, NW winds
less than 10 kt, shifting to W in the afternoon. Elsewhere, N
winds 10 to 20 kt. Seas 2 ft or less. 
.FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. W winds 10 to
20 kt. Seas 2 ft or less, building to 3 to 4 ft after midnight. 
.SAT...TROPICAL STORM CONDITIONS POSSIBLE. SW winds 10 to 15 kt
S of 18N, and W 15 to 25 kt elsewhere. Seas 3 to 5 ft. 
.SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. 
.SUN...SW winds 10 to 15 kt S of 18N, and SW 15 to 25 kt
elsewhere. Seas 4 to 6 ft. 
.SUN NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. 
.MON...SW winds 10 to 15 kt. Seas 3 to 5 ft. 

Caribbean from 11N to 15N W of 72W

.THIS AFTERNOON...Variable winds less than 10 kt, becoming NE
less than 10 kt in the afternoon. Seas 3 to 5 ft.
.TONIGHT...N winds less than 10 kt. Seas 3 to 5 ft. 
.FRI...NW winds less than 10 kt. Seas 3 to 4 ft. 
.FRI NIGHT...W winds less than 10 kt. Seas 3 ft. 
.SAT...SW winds less than 10 kt. Seas 3 ft. 
.SAT NIGHT...S winds less than 10 kt. Seas 3 ft. 
.SUN...S winds less than 10 kt. Seas 3 ft. 
.SUN NIGHT...S winds less than 10 kt. Seas 3 ft. 
.MON...SE winds less than 10 kt. Seas 3 ft. 

SW Caribbean S of 11N

.THIS AFTERNOON...Variable winds less than 10 kt. Seas 3 ft. 
.TONIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. 
.FRI...Variable winds less than 10 kt. Seas 3 to 4 ft. 
.FRI NIGHT...Variable winds less than 10 kt. Seas 3 ft. 
.SAT...Variable winds less than 10 kt. Seas 2 ft or less. 
.SAT NIGHT...Variable winds less than 10 kt, becoming S less
than 10 kt after midnight. Seas 2 ft or less. 
.SUN...S winds less than 10 kt. Seas 2 ft or less. 
.SUN NIGHT...S winds less than 10 kt. Seas 2 ft or less. 
.MON...S winds less than 10 kt. Seas 2 ft or less. 

Caribbean between 64W and 72W

.THIS AFTERNOON...Variable winds less than 10 kt Gulf of
Venezuela, and S 10 to 20 kt elsewhere. Seas 3 ft Gulf of
Venezuela, and 6 to 8 ft elsewhere. 
.TONIGHT...Variable winds less than 10 kt Gulf of Venezuela, and
SE 10 to 15 kt elsewhere. Seas 3 ft Gulf of Venezuela, and 5 to
7 ft elsewhere. 
.FRI...Variable winds less than 10 kt Gulf of Venezuela, and SE
10 to 15 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and
4 to 6 ft elsewhere. 
.FRI NIGHT...Variable winds less than 10 kt Gulf of Venezuela,
and E 10 to 15 kt elsewhere. Seas 3 to 4 ft. 
.SAT...Gulf of Venezuela, Variable winds less than 10 kt.
Elsewhere, E winds less than 10 kt, shifting to SE in the
afternoon. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft
elsewhere. 
.SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. Variable winds
less than 10 kt Gulf of Venezuela, and E less than 10 kt
elsewhere. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft
elsewhere. 
.SUN...Variable 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. 
.SUN NIGHT...Gulf of Venezuela, Variable winds less than 10 kt.
Elsewhere, SE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 2 ft or less Gulf of Venezuela, and 3 to
5 ft elsewhere. 
.MON...Gulf of Venezuela, Variable winds less than 10 kt.
Elsewhere, SE winds 10 to 15 kt, diminishing to less than 10 kt
in the afternoon. Seas 2 ft or less Gulf of Venezuela, and 3 to
5 ft elsewhere. 

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

...HURRICANE WARNING...

.THIS AFTERNOON...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. E winds 10 to
20 kt, increasing to 55 to 65 kt after midnight. Seas 5 to 7 ft,
building to 7 to 10 ft after midnight. 
.FRI...HURRICANE CONDITIONS EXPECTED. E winds 75 to 85 kt. Seas
10 to 15 ft. 
.FRI NIGHT...HURRICANE CONDITIONS EXPECTED. E winds 80 to
90 kt. Seas 11 to 16 ft. 
.SAT...HURRICANE CONDITIONS POSSIBLE. SE winds 75 to 90 kt.
Seas 11 to 16 ft. 
.SAT NIGHT...HURRICANE CONDITIONS POSSIBLE. 
.SUN...TROPICAL STORM CONDITIONS POSSIBLE. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.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

.THIS AFTERNOON...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to
15 kt, increasing to 20 to 30 kt after midnight. Seas 5 to 7 ft.
.FRI...TROPICAL STORM CONDITIONS POSSIBLE. E winds 20 to 30 kt,
becoming SE 10 to 20 kt in the afternoon. Seas 6 to 9 ft. 
.FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 10 to
15 kt. Seas 6 to 9 ft. 
.SAT...SE winds 10 to 15 kt. Seas 5 to 7 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. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.MON...E winds 10 to 20 kt. Seas 4 to 6 ft. 

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...Major Hurricane Irma near 20.7N 68.3W 921 mb at
11 AM
EDT moving WNW at 15 kt. Maximum sustained winds 155 kt gusts
190 kt. Irma is forecast to continue WNW today, reaching near
21.1N 71.1W this evening, near 21.9N 74.2W Fri morning, near
22.5N 76.5W Fri evening, near 23.1N 78.4W Sat morning, near
25.5N
80.0W Sun morning across the Straits of Florida, then turn
northward across portions of the Florida Peninsula. Hurricane
Jose near 14.9N 50.6W 986 mb at 11 AM EDT moving WNW at 16 kt.
Maximum sustained winds 80 kt gusts 100 kt. Jose is forecast to
continue WNW while gradually strengthening, reaching near 15.4N
53.1W this evening, near 16.0N 56.0W Fri morning, near 16.6N
58.5W Fri evening, then turn more NW to near 17.5N 60.5W Sat
morning, then near 20.3N 64.4W Sun morning, then farther N
through late Mon. 

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

.THIS AFTERNOON...Variable winds less than 10 kt, becoming W
less than 10 kt in the afternoon. Seas 7 to 10 ft. 
.TONIGHT...NE winds 10 to 15 kt. Seas 8 to 11 ft, building to
9 to 14 ft after midnight. 
.FRI...NE winds 10 to 20 kt. Seas 10 to 15 ft. 
.FRI NIGHT...NE winds 15 to 25 kt. Seas 10 to 14 ft. 
.SAT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 15 to 25 kt.
Seas 9 to 12 ft. 
.SAT NIGHT...HURRICANE CONDITIONS POSSIBLE. 
.SUN...HURRICANE CONDITIONS POSSIBLE. 
.SUN NIGHT...HURRICANE CONDITIONS POSSIBLE. 
.MON...HURRICANE CONDITIONS POSSIBLE. 

ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W

.THIS AFTERNOON...SE winds 10 to 15 kt W of 70W, and SE 15 to
20 kt elsewhere. Seas 10 to 14 ft. 
.TONIGHT...E winds 10 to 20 kt. Seas 11 to 16 ft W of 70W, and
9 to 13 ft elsewhere. 
.FRI...E winds 15 to 25 kt W of 70W, and SE 10 to 20 kt
elsewhere. Seas 11 to 16 ft W of 70W, and 8 to 11 ft elsewhere. 
.FRI NIGHT...E winds 15 to 25 kt W of 70W, and SE 10 to 20 kt
elsewhere. Seas 9 to 14 ft W of 70W, and 6 to 9 ft elsewhere. 
.SAT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 15 to 25 kt
W of 70W, and SE 10 to 20 kt elsewhere. Seas 8 to 11 ft W of
70W, and 6 to 7 ft elsewhere. 
.SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. 
.SUN...HURRICANE CONDITIONS POSSIBLE. 
.SUN NIGHT...HURRICANE CONDITIONS POSSIBLE. 
.MON...HURRICANE CONDITIONS POSSIBLE. 

Bahamas N of 22N

...HURRICANE WARNING...

.THIS AFTERNOON...TROPICAL STORM CONDITIONS POSSIBLE. E winds
20 to 30 kt. Seas 5 to 7 ft. 
.TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. NE winds 40 to
50 kt, increasing to 75 to 85 kt after midnight. Seas 7 to
10 ft. 
.FRI...HURRICANE CONDITIONS EXPECTED. NE winds 90 to 110 kt.
Seas 10 to 15 ft. 
.FRI NIGHT...HURRICANE CONDITIONS EXPECTED. E winds 90 to
110 kt. Seas 9 to 14 ft, subsiding to 8 to 11 ft after midnight.
.SAT...HURRICANE CONDITIONS POSSIBLE. SE winds 90 to 110 kt.
Seas 8 to 11 ft. 
.SAT NIGHT...HURRICANE CONDITIONS POSSIBLE. 
.SUN...HURRICANE CONDITIONS POSSIBLE. 
.SUN NIGHT...HURRICANE CONDITIONS POSSIBLE. 
.MON...TROPICAL STORM CONDITIONS POSSIBLE. 

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

...TROPICAL STORM WARNING...

.THIS AFTERNOON...TROPICAL STORM CONDITIONS. W of 70W, E winds
30 to 40 kt, increasing to 40 to 50 kt in the afternoon.
Elsewhere, E winds 35 to 45 kt. Seas 17 to 22 ft. 
.TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. W of 70W, E
winds 45 to 60 kt,Seas 19 to 29 ft. Elsewhere, E winds 35 to
45 kt, becoming SE 20 to 30 kt after midnight,Seas 13 to 18 ft,
subsiding to 10 to 15 ft after midnight. 
.FRI...TROPICAL STORM CONDITIONS EXPECTED. W of 70W, E winds
40 to 50 kt, diminishing to 30 to 40 kt in the afternoon,Seas
17 to 22 ft, subsiding to 13 to 18 ft in the afternoon.
Elsewhere, SE winds 20 to 30 kt,Seas 8 to 13 ft. 
.FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 20 to
30 kt W of 70W, and SE 15 to 25 kt elsewhere. Seas 11 to 16 ft W
of 70W, and 7 to 10 ft elsewhere. 
.SAT...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 20 to 30 kt
W of 70W, and SE 15 to 20 kt elsewhere. Seas 8 to 13 ft W of
70W, and 7 to 9 ft elsewhere. 
.SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. 
.SUN...HURRICANE CONDITIONS POSSIBLE. 
.SUN NIGHT...HURRICANE CONDITIONS POSSIBLE. 
.MON...HURRICANE CONDITIONS POSSIBLE. 

ATLC waters S of 22N W of 65W

...HURRICANE WARNING...

.THIS AFTERNOON...HURRICANE CONDITIONS. E winds 95 to 115 kt.
Seas 16 to 26 ft. 
.TONIGHT...HURRICANE CONDITIONS EXPECTED. SE winds 95 to
115 kt. Seas 17 to 22 ft, subsiding to 13 to 18 ft after
midnight. 
.FRI...HURRICANE CONDITIONS EXPECTED. SE winds 90 to 110 kt.
Seas 12 to 17 ft. 
.FRI NIGHT...TROPICAL STORM CONDITIONS EXPECTED. SE winds 80 to
90 kt, diminishing to 55 to 65 kt after midnight. Seas 8 to
13 ft, subsiding to 7 to 10 ft after midnight. 
.SAT...HURRICANE CONDITIONS POSSIBLE. SE winds 30 to 40 kt,
diminishing to 15 to 25 kt in the afternoon. Seas 6 to 9 ft. 
.SAT NIGHT...HURRICANE CONDITIONS POSSIBLE. 
.SUN...HURRICANE CONDITIONS POSSIBLE. 
.SUN NIGHT...HURRICANE CONDITIONS POSSIBLE. 
.MON...TROPICAL STORM CONDITIONS POSSIBLE. 

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

...TROPICAL STORM WARNING...

.THIS AFTERNOON...E winds 15 to 25 kt. Seas 7 to 10 ft. 
.TONIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft. 
.FRI...E winds 15 to 25 kt. Seas 8 to 11 ft. 
.FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 20 to
30 kt. Seas 9 to 14 ft. 
.SAT...HURRICANE CONDITIONS POSSIBLE. E winds 25 to 35 kt,
increasing to 45 to 55 kt in the afternoon. Seas 12 to 17 ft. 
.SAT NIGHT...HURRICANE CONDITIONS POSSIBLE. 
.SUN...HURRICANE CONDITIONS POSSIBLE. 
.SUN NIGHT...HURRICANE CONDITIONS POSSIBLE. 
.MON...TROPICAL STORM CONDITIONS POSSIBLE.