000
FZNT31 KNHC 281418
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1018 AM EDT Thu Jun 28 2018

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...A tropical wave near 82W will move into Central
America on Fri. A tropical wave along 58W will reach the
Windward Islands by early Fri. A vigorous tropical wave in the
eastern Atlantic will move across the tropical North Atlantic
Fri and Sat, reaching the eastern Caribbean Sun. Neither appear
to have any potential for tropical cyclone formation. Strong
breeze to near gale winds in the central Caribbean will diminish
Sun and Mon. 

NW Caribbean W of 85W

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

Caribbean N of 15N between 72W and 85W

.THIS AFTERNOON...E winds 10 to 20 kt. Seas 5 to 7 ft S of 18N,
and 3 to 5 ft elsewhere. 
.TONIGHT...E winds 10 to 20 kt S of 18N, and E less than 10 kt
elsewhere. Seas 5 to 7 ft S of 18N, and 3 to 4 ft elsewhere. 
.FRI AND FRI NIGHT...E winds 10 to 20 kt S of 18N, and E less
than 10 kt elsewhere. Seas 5 to 7 ft S of 18N, and 3 to 4 ft
elsewhere. 
.SAT THROUGH MON...E winds 10 to 20 kt. Seas 4 to 6 ft. 

Caribbean from 11N to 15N W of 72W

.THIS AFTERNOON...E winds 20 to 30 kt within 90 nm of coast of
Colombia, and E 15 to 25 kt elsewhere. Seas 8 to 11 ft. 
.TONIGHT...E winds 20 to 30 kt within 90 nm of coast of
Colombia, and E 10 to 20 kt elsewhere. Seas 7 to 10 ft. 
.FRI AND FRI NIGHT...E winds 20 to 30 kt within 90 nm of coast
of Colombia, and E 15 to 25 kt elsewhere. Seas 7 to 10 ft. 
.SAT THROUGH MON...NE winds 15 to 25 kt. Seas 8 to 11 ft. 

SW Caribbean S of 11N

.THIS AFTERNOON...SE winds 10 to 15 kt. Seas 6 to 9 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. 
.FRI AND FRI NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. 
.SAT THROUGH SUN...E winds 10 to 15 kt. Seas 6 to 9 ft. 
.SUN THROUGH MON...N winds 10 to 15 kt. Seas 6 to 9 ft. 

Caribbean between 64W and 72W

.THIS AFTERNOON...E winds 15 to 25 kt Gulf of Venezuela, and E
10 to 20 kt elsewhere. Seas 4 to 6 ft. 
.TONIGHT...E winds 20 to 30 kt Gulf of Venezuela, and E 10 to
20 kt elsewhere. Seas 4 to 6 ft. 
.FRI AND FRI NIGHT...E winds 15 to 25 kt Gulf of Venezuela, and
E 10 to 20 kt elsewhere. Seas 5 to 7 ft. 
.SAT THROUGH MON...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

.THIS AFTERNOON...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.FRI AND FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.SAT THROUGH MON...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

.THIS AFTERNOON...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.FRI AND FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.SAT THROUGH MON...E winds 10 to 20 kt. Seas 6 to 9 ft. 

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...Broad high pressure across the west-central Atlantic
will gradually weaken Sun and Mon. Benign marine conditions are 
expected across the region through early next week. 

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

.THIS AFTERNOON...SW winds less than 10 kt. Seas 3 to 4 ft. 
.TONIGHT...S winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 4 ft. 
.FRI AND FRI NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT THROUGH MON...SE winds 10 to 15 kt. Seas 3 ft. 
.MON NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. 

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

.THIS AFTERNOON...SW winds less than 10 kt, increasing to 10 to
15 kt in the afternoon. Seas 4 to 5 ft. 
.TONIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI AND FRI NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT...SW winds 10 kt. Seas 3 ft. 
.SAT THROUGH MON...NE winds less than 10 kt. Seas 3 ft. 

Bahamas N of 22N

.THIS AFTERNOON...SE winds 10 to 15 kt. Seas 2 ft or less. 
.TONIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 2 ft or less. 
.FRI AND FRI NIGHT...SE winds 10 to 15 kt. Seas 3 ft. 
.SAT THROUGH MON...E winds 10 to 15 kt. Seas 3 to 4 ft. 

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

.THIS AFTERNOON...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.TONIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.FRI AND FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT THROUGH MON...SE winds less than 10 kt. Seas 3 to 5 ft. 

ATLC waters S of 22N W of 65W

.THIS AFTERNOON...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI AND FRI NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.SAT THROUGH MON...E winds 10 to 15 kt. Seas 4 to 6 ft. 

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

.THIS AFTERNOON...E winds 10 to 15 kt. Seas 4 to 5 ft. 
.TONIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft. 
.FRI AND FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. 
.SAT THROUGH MON...E winds 10 to 15 kt. Seas 5 to 7 ft.