000
FZNT31 KNHC 152049
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
449 PM EDT Thu Aug 15 2024

Marine Weather HF Voice Broadcast for the Tropical N Atlantic
from 07N to 19N W of 55W, the N Atlantic from 19N to
31N W of 55W including the 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 W of 55W

.SYNOPSIS...Hurricane Ernesto will continue northward away from
the Caribbean through the next few days with some lingering
fresh to strong winds in the south-central Caribbean through
tonight. High pressure builds in the wake of Ernesto thereafter
with pulsing fresh to strong trades in the south-central
Caribbean and typical trades and seas elsewhere into early next
week. 

NW Caribbean W of 85W

.TONIGHT...NE winds less than 10 kt, shifting to E after
midnight. Seas 2 ft or less. 
.FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 2 ft or less. 
.FRI NIGHT...E winds 10 to 15 kt. Seas 2 ft or less. 
.SAT...E winds less than 10 kt. Seas 2 ft or less. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 2 ft or less. 
.SUN...E winds 10 to 15 kt. Seas 2 ft or less. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 2 ft or less. 
.MON...E winds 10 to 20 kt. Seas 3 ft in the morning, subsiding
to 2 ft or less. 
.MON NIGHT...E winds 10 to 20 kt. Seas 2 ft or less. 
.TUE...E winds 10 to 15 kt. Seas 2 ft or less. 

Caribbean N of 15N between 72W and 85W

.TONIGHT...E winds 10 to 20 kt. Seas 2 ft or less, building to
3 ft after midnight. 
.FRI...E winds 10 to 20 kt. Seas 3 to 4 ft. 
.FRI NIGHT...S of 18N, E winds 10 to 20 kt. Elsewhere, E winds
10 to 15 kt, diminishing to less than 10 kt after midnight.
Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere. 
.SAT...S of 18N, E winds 10 to 20 kt. Elsewhere, E winds less
than 10 kt, increasing to 10 to 15 kt in the afternoon.
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 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 NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft S of 18N, and
2 ft or less elsewhere. 
.MON...E winds 10 to 20 kt. Seas 4 to 6 ft S of 18N, and 2 ft or
less elsewhere. 
.MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft S of 18N, and
2 ft or less elsewhere. 
.TUE...E winds 10 to 20 kt. S of 18N, seas 4 to 6 ft. Elsewhere,
seas 2 ft or less, building to 3 ft in the afternoon. 

Caribbean from 11N to 15N W of 72W

.TONIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft. 
.FRI...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.FRI NIGHT...E winds 10 to 20 kt within 90 nm of coast of
Colombia, and NE 15 to 25 kt elsewhere. 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 3 to 5 ft. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.MON...E winds 15 to 25 kt. Seas 4 to 6 ft. 
.MON NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. 
.TUE...E winds 15 to 25 kt. Seas 6 to 8 ft within 90 nm of coast
of Colombia, and 5 to 7 ft elsewhere. 

SW Caribbean S of 11N

.TONIGHT...N winds 10 to 15 kt, diminishing to less than 10 kt
after midnight. Seas 3 ft. 
.FRI...NW winds less than 10 kt. Seas 3 ft. 
.FRI NIGHT...N winds less than 10 kt. Seas 3 ft in the evening,
subsiding to 2 ft or less. 
.SAT...W winds less than 10 kt. Seas 2 ft or less, building to
3 ft in the afternoon. 
.SAT NIGHT...NW winds less than 10 kt. Seas 3 to 4 ft. 
.SUN...W winds less than 10 kt. Seas 3 to 4 ft. 
.SUN NIGHT...N winds less than 10 kt. Seas 3 to 4 ft. 
.MON...W winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less. 
.MON NIGHT...NW winds less than 10 kt, becoming N 10 to 20 kt
after midnight. Seas 2 ft or less, building to 3 to 4 ft after
midnight. 
.TUE...N winds 10 to 20 kt. Seas 3 to 5 ft. 

Caribbean between 64W and 72W

.TONIGHT...NE winds 15 to 25 kt Gulf of Venezuela, and E 15 to
25 kt elsewhere. Gulf of Venezuela, seas 2 ft or less, building
to 3 to 4 ft after midnight. Elsewhere, seas 4 to 6 ft. 
.FRI...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela,
and 4 to 6 ft elsewhere. 
.FRI NIGHT...Gulf of Venezuela, NE winds 10 to 20 kt, shifting
to E 20 to 25 kt after midnight. Elsewhere, E winds 10 to 20 kt.
Seas 3 to 5 ft Gulf of Venezuela, and 4 to 6 ft elsewhere. 
.SAT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.SAT NIGHT...E winds 10 to 20 kt. Gulf of Venezuela, seas 2 ft
or less, building to 3 ft after midnight. Elsewhere, seas 3 to
5 ft. 
.SUN...Gulf of Venezuela, E winds 10 to 15 kt, shifting to NE in
the afternoon. Elsewhere, E winds 15 to 25 kt. Seas 2 ft or less
Gulf of Venezuela, and 4 to 6 ft elsewhere. 
.SUN NIGHT...NE winds 15 to 25 kt Gulf of Venezuela, and E 15 to
25 kt elsewhere. Gulf of Venezuela, seas 2 ft or less, building
to 3 to 4 ft after midnight. Elsewhere, seas 4 to 6 ft. 
.MON...E winds 15 to 25 kt. Seas 4 to 6 ft. 
.MON NIGHT...E winds 20 to 30 kt Gulf of Venezuela, and E 15 to
25 kt elsewhere. Seas 5 to 7 ft. 
.TUE...E winds 15 to 25 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 15 kt. Seas 3 to 5 ft. 
.FRI...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.MON...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.MON NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. 
.TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. 

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

.TONIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.FRI...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. 
.SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE...E winds 10 to 20 kt. Seas 3 to 5 ft. 

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...Hurricane Ernesto is near 26.1N 68.9W at 5 PM EDT,
and is moving north at 11 kt. Maximum sustained winds are 75 kt 
with gusts to 90 kt, and the minimum central pressure is 972 mb.
Ernesto will move to 27.6N 68.1W Fri morning, 29.5N 66.9W Fri 
afternoon, 31.3N 65.8W Sat morning approaching Bermuda, 32.9N 
65.2W Sat afternoon very near Bermuda, then moving away to 34.5N
64.9W Sun morning. Large swells generated by Ernesto will spread
westward to Bahamas and SE United States coast including
Florida. Meanwhile, a weak frontal boundary from west of Ernesto
to central Florida will drift southward and stall and dissipate 
from near the Central Bahamas to the upper Florida Keys through 
Fri evening. Conditions should improve across the basin Sun into 
early next week in the wake of Ernesto.

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

.TONIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. 
.FRI...NE winds 10 to 15 kt. Seas 7 to 10 ft. 
.FRI NIGHT...NE winds 10 to 15 kt. Seas 7 to 9 ft. 
.SAT...NE winds less than 10 kt. Seas 6 to 8 ft. 
.SAT NIGHT...E winds less than 10 kt. Seas 6 to 8 ft. 
.SUN...SW winds 10 to 15 kt. Seas 6 to 8 ft. 
.SUN NIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. 
.MON...SW winds 10 to 20 kt. Seas 5 to 7 ft. 
.MON NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. 
.TUE...SW winds 10 to 15 kt. Seas 3 to 5 ft. 

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

...HURRICANE WARNING...

.TONIGHT...HURRICANE CONDITIONS. W of 70W, NE winds 25 to
35 kt, seas 10 to 15 ft. Elsewhere, E winds 50 to 60 kt,
increasing to 70 to 80 kt after midnight,Seas 13 to 18 ft,
building to 17 to 27 ft after midnight. 
.FRI...HURRICANE CONDITIONS EXPECTED. W of 70W, N winds 15 to
25 kt. Elsewhere, E winds 80 to 90 kt, becoming NW 85 to 95 kt 
in the afternoon. Seas 11 to 16 ft W of 70W, and 22 to 32 ft 
elsewhere.

.FRI NIGHT...HURRICANE CONDITIONS EXPECTED. N winds 15 to 25 kt
W of 70W, and W 80 to 95 kt elsewhere. W of 70W, seas 10 to
15 ft. Elsewhere, seas 23 to 33 ft, subsiding to 18 to 28 ft
after midnight. 
.SAT...TROPICAL STORM CONDITIONS EXPECTED. W of 70W, N winds
10 to 20 kt, seas 8 to 13 ft. Elsewhere, W winds 50 to 60 kt,
diminishing to 30 to 40 kt in the afternoon,Seas 15 to 20 ft,
subsiding to 12 to 17 ft in the afternoon. 
.SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. N winds 10 to
15 kt W of 70W, and W 20 to 30 kt elsewhere. Seas 8 to 11 ft W
of 70W, and 10 to 15 ft elsewhere. 
.SUN...W of 70W, NW winds 10 to 15 kt, shifting to W in the
afternoon,Seas 6 to 9 ft. Elsewhere, SW winds 15 to 25 kt,Seas
9 to 13 ft, subsiding to 7 to 10 ft in the afternoon. 
.SUN NIGHT...SW winds 10 to 20 kt. Seas 6 to 9 ft. 
.MON...SW winds 10 to 20 kt. Seas 4 to 6 ft. 
.MON NIGHT...S winds 10 to 20 kt. Seas 4 to 6 ft. 
.TUE...SW winds 10 to 15 kt. Seas 4 to 5 ft. 

Bahamas N of 22N

.TONIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. 
.FRI...NW winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI NIGHT...N winds 10 to 15 kt, shifting to NE after midnight.
Seas 3 to 5 ft. 
.SAT...NE winds less than 10 kt. Seas 3 to 5 ft. 
.SAT NIGHT...E winds less than 10 kt. Seas 3 to 5 ft. 
.SUN...SE winds less than 10 kt. Seas 3 to 4 ft. 
.SUN NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. 
.MON...S winds 10 to 15 kt. Seas 3 ft. 
.MON NIGHT...SE winds 10 to 15 kt. Seas 3 ft in the evening,
subsiding to 2 ft or less. 
.TUE...SE winds 10 to 15 kt. Seas 2 ft or less. 

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

...HURRICANE WARNING...

.TONIGHT...HURRICANE CONDITIONS. W of 70W, NW winds 35 to
45 kt, diminishing to 25 to 35 kt after midnight,Seas 11 to
16 ft. Elsewhere, SW winds 70 to 80 kt, seas 17 to 22 ft,
subsiding to 14 to 19 ft after midnight. 
.FRI...TROPICAL STORM CONDITIONS EXPECTED. W of 70W, NW winds
15 to 25 kt. Elsewhere, SW winds 35 to 45 kt, diminishing to
20 to 30 kt in the afternoon. Seas 8 to 13 ft W of 70W, and
11 to 16 ft elsewhere. 
.FRI NIGHT...NW winds 10 to 20 kt W of 70W, and SW 20 to 30 kt
elsewhere. Seas 8 to 11 ft W of 70W, and 9 to 14 ft elsewhere. 
.SAT...W of 70W, NW winds 10 to 15 kt, diminishing to less than
10 kt in the afternoon. Elsewhere, SW winds 15 to 25 kt. Seas
8 to 11 ft. 
.SAT NIGHT...W of 70W, NW winds less than 10 kt, shifting to SW
after midnight. Elsewhere, SW winds 10 to 20 kt. Seas 6 to 9 ft.
.SUN...S winds less than 10 kt W of 70W, and S 10 to 15 kt
elsewhere. Seas 6 to 8 ft. 
.SUN NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft. 
.MON...SE winds 10 to 15 kt. Seas 4 to 6 ft. 
.MON NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. 
.TUE...SE winds 10 to 15 kt. Seas 4 to 5 ft. 

ATLC waters S of 22N W of 65W

.TONIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. 
.FRI...S winds 10 to 20 kt. Seas 4 to 6 ft. 
.FRI NIGHT...E winds 10 to 15 kt, shifting to SE after midnight.
Seas 4 to 6 ft. 
.SAT...SE winds less than 10 kt, increasing to 10 to 15 kt in
the afternoon. Seas 4 to 6 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE...E winds 10 to 20 kt. Seas 3 to 5 ft. 

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

.TONIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. 
.FRI...SE winds 10 to 15 kt. Seas 4 to 5 ft. 
.FRI NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. 
.SAT...SE 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 5 to 6 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. 
.MON...E winds 10 to 15 kt. Seas 5 to 6 ft. 
.MON NIGHT...NE winds 10 to 15 kt. Seas 5 to 6 ft. 
.TUE...E winds 15 kt. Seas 5 to 6 ft.