Offshore Forecast
Issued by NWS

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000
FZNT31 KNHC 240338
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1138 PM EDT Sat Jun 23 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 series of tropical waves will move westward across
the tropical north Atlantic and Caribbean basin through the
middle of next week. Building high pressure over the western
Atlantic will support increased winds and seas over the region,
reaching near gale force off Colombia mainly at night.

NW Caribbean W of 85W

.OVERNIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.
.SUN...E winds 10 to 20 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.
.MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.
.TUE...E winds 10 to 20 kt. Seas 5 to 7 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.WED...E winds 10 to 20 kt. Seas 5 to 7 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.THU...E winds 10 to 20 kt. Seas 4 to 6 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.

Caribbean N of 15N between 72W and 85W

.OVERNIGHT...S of 18N, E winds 10 to 20 kt. Elsewhere, E winds
less than 10 kt, increasing to 10 to 15 kt after midnight. Seas
5 to 7 ft S of 18N, and 3 to 5 ft elsewhere.
.SUN...E winds 10 to 20 kt. Seas 6 to 8 ft S of 18N, and 3 to
5 ft elsewhere.
.SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft S of 18N, and
3 to 5 ft elsewhere.
.MON...E winds 10 to 20 kt. Seas 6 to 9 ft S of 18N, and 4 to
6 ft elsewhere.
.MON NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.TUE...E winds 10 to 20 kt. Seas 5 to 7 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.WED...E winds 10 to 20 kt. Seas 5 to 7 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.THU...E winds 10 to 20 kt. Seas 5 to 7 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.

Caribbean from 11N to 15N W of 72W

.OVERNIGHT...E winds 25 to 30 kt within 90 nm of coast of
Colombia, and E 15 to 25 kt elsewhere. Seas 9 to 12 ft within
90 nm of coast of Colombia, and 6 to 9 ft elsewhere.
.SUN...E winds 15 to 25 kt. Seas 7 to 10 ft.
.SUN NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft.
.MON...E winds 15 to 25 kt. Seas 8 to 11 ft.
.MON NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft.
.TUE...E winds 15 to 25 kt. Seas 8 to 11 ft.
.TUE NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft.
.WED...E winds 15 to 25 kt. Seas 8 to 11 ft.
.WED NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft.
.THU...E winds 15 to 25 kt. Seas 8 to 11 ft.
.THU NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft.

SW Caribbean S of 11N

.OVERNIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...NE winds 10 to 15 kt, shifting to SE in the afternoon.
Seas 5 to 7 ft.
.SUN NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft.
.MON...NE winds less than 10 kt, shifting to SW in the
afternoon. Seas 6 to 8 ft.
.MON NIGHT...NE winds less than 10 kt. Seas 6 to 8 ft.
.TUE...W winds less than 10 kt. Seas 6 to 8 ft.
.TUE NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft.
.WED...E winds less than 10 kt, shifting to SW in the afternoon.
Seas 6 to 9 ft.
.WED NIGHT...NE winds less than 10 kt. Seas 6 to 8 ft.
.THU...S winds less than 10 kt. Seas 6 to 8 ft.
.THU NIGHT...NE winds less than 10 kt. Seas 6 to 8 ft.

Caribbean between 64W and 72W

.OVERNIGHT...E winds 25 to 30 kt Gulf of Venezuela, and E 10 to
20 kt elsewhere. Seas 6 to 8 ft.
.SUN...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt
elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 9 ft
elsewhere.
.SUN NIGHT...E winds 20 to 30 kt Gulf of Venezuela, and E 15 to
25 kt elsewhere. Seas 4 to 6 ft Gulf of Venezuela, and 6 to 9 ft
elsewhere.
.MON...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt
elsewhere. Seas 3 to 5 ft Gulf of Venezuela, and 6 to 9 ft
elsewhere.
.MON NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft.
.TUE...E winds 10 to 20 kt. Seas 6 to 9 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.WED...E winds 10 to 20 kt. Seas 6 to 8 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.THU...E winds 10 to 20 kt. Seas 5 to 7 ft.
.THU NIGHT...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

.OVERNIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SUN...E winds 10 to 20 kt. Seas 6 to 9 ft.
.SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft.
.MON...E winds 10 to 20 kt. Seas 6 to 9 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.TUE...E winds 10 to 15 kt. Seas 5 to 7 ft.
.TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.WED...E winds 10 to 15 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 4 to 6 ft.
.THU NIGHT...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

.OVERNIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft.
.SUN...E winds 10 to 20 kt. Seas 7 to 9 ft.
.SUN NIGHT...E winds 10 to 20 kt. Seas 7 to 9 ft.
.MON...E winds 10 to 20 kt. Seas 6 to 9 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.TUE...E winds 10 to 20 kt. Seas 6 to 8 ft.
.TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.WED...E winds 10 to 15 kt. Seas 5 to 7 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.THU...E winds 10 to 20 kt. Seas 5 to 7 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...High pressure extending westward from a high center
over the central Atlantic to Florida will maintain gentle to
moderate winds north of 22N and fresh south of 22N, becoming
strong off Hispaniola at night.

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

.OVERNIGHT...S winds 10 to 15 kt. Seas 2 ft or less.
.SUN...S winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 ft.
.SUN NIGHT...S winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 ft.
.MON...S winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE...S winds less than 10 kt. Seas 3 to 4 ft.
.TUE NIGHT...S winds less than 10 kt. Seas 3 ft.
.WED...S winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...S winds less than 10 kt. Seas 3 to 5 ft.
.THU...S winds less than 10 kt. Seas 3 to 5 ft.
.THU NIGHT...S winds less than 10 kt. Seas 3 to 5 ft.

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

.OVERNIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN...S winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...S winds 10 kt. Seas 3 to 4 ft.
.MON...S winds 10 kt. Seas 3 to 4 ft.
.MON NIGHT...S winds 10 kt. Seas 3 to 4 ft.
.TUE...SW winds 10 kt. Seas 3 to 4 ft.
.TUE NIGHT...SW winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 to 4 ft.
.WED...Variable winds less than 10 kt. Seas 3 to 5 ft.
.WED NIGHT...Variable winds less than 10 kt, becoming S less
than 10 kt after midnight. Seas 3 to 5 ft.
.THU...S winds less than 10 kt. Seas 3 to 5 ft.
.THU NIGHT...S winds 10 kt. Seas 4 ft.

Bahamas N of 22N

.OVERNIGHT...SE winds 10 to 15 kt. Seas 2 ft or less.
.SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.MON...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.WED...SE winds 10 to 15 kt. Seas 3 ft.
.WED NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 ft.
.THU...SE winds 10 to 15 kt. Seas 3 ft.
.THU NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 ft.

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

.OVERNIGHT...SE 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 4 to 6 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 6 ft.
.TUE NIGHT...E winds less than 10 kt. Seas 4 to 5 ft.
.WED...SE winds less than 10 kt. Seas 3 to 5 ft.
.WED NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.THU...SE winds 10 kt. Seas 3 to 4 ft.
.THU NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.

ATLC waters S of 22N W of 65W

.OVERNIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...E to SE winds 15 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...E to SE winds 20 to 25 kt. Seas 5 to 7 ft.
.MON...E to SE winds 15 to 20 kt. Seas 5 to 7 ft.
.MON NIGHT...E to SE winds 20 to 25 kt. Seas 6 to 8 ft.
.TUE...E to SE winds 15 to 20 kt. Seas 4 to 6 ft.
.TUE NIGHT...E winds 20 to 25 kt diminishing to 15 to 20 kt. Seas
4 to 6 ft.
.WED...E winds 10 to 15 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.
.THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.

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

.OVERNIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft.
.SUN...E winds 15 to 20 kt. Seas 5 to 7 ft.
.SUN NIGHT...E winds 15 to 20 kt. Seas 6 to 7 ft.
.MON...E winds 10 to 15 kt. Seas 6 to 7 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.TUE...E winds 10 to 15 kt. Seas 5 to 6 ft.
.TUE NIGHT...E winds 10 kt. Seas 4 to 6 ft.
.WED...E winds 10 kt. Seas 4 to 5 ft.
.WED NIGHT...E winds 10 kt. Seas 3 to 4 ft.
.THU...E winds 10 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.


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