Offshore Forecast
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418
FZNT31 KNHC 211451
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1051 AM EDT Sat Oct 21 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...A tropical wave passing south of Cuba will cross the
western Caribbean Sea and move into Central America on Monday.
Scattered to numerous showers and thunderstorms will accompany
the wave is it moves west. Fresh to locally strong trades will
cover the central Caribbean until noon Monday. A cold front will
move into the NW Caribbean on Wednesday.

NW Caribbean W of 85W

.THIS AFTERNOON...E winds less than 10 kt. Seas 3 to 4 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...E winds 10 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.MON...E winds 10 to 15 kt. Seas 4 to 6 ft.
.MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE...NE winds less than 10 kt. Seas 3 to 5 ft.
.TUE NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 4 to 6 ft.
.WED...N winds 10 to 20 kt. Seas 5 to 7 ft.
.WED NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft.

Caribbean N of 15N between 72W and 85W

.THIS AFTERNOON...E winds 15 to 25 kt S of 18N, and E 10 to
20 kt elsewhere. Seas 6 to 9 ft S of 18N, and 4 to 6 ft
elsewhere.
.TONIGHT...E winds 15 to 25 kt S of 18N, and E 10 to 15 kt
elsewhere. Seas 7 to 10 ft S of 18N, and 4 to 6 ft elsewhere.
.SUN...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt
elsewhere. Seas 7 to 10 ft S of 18N, and 4 to 6 ft elsewhere.
.SUN NIGHT...E winds 15 to 25 kt S of 18N, and E 10 to 15 kt
elsewhere. Seas 7 to 10 ft S of 18N, and 4 to 6 ft elsewhere.
.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 5 to 7 ft.
.TUE NIGHT...E winds 10 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.

Caribbean from 11N to 15N W of 72W

.THIS AFTERNOON...E winds 15 to 25 kt. Seas 6 to 9 ft.
.TONIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft within 90 nm of
coast of Colombia, and 7 to 10 ft elsewhere.
.SUN...E winds 15 to 25 kt. Seas 8 to 11 ft.
.SUN NIGHT...E winds 15 to 25 kt. Seas 8 to 11 ft.
.MON...E winds 15 to 25 kt. Seas 8 to 11 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft.
.TUE...E winds 10 to 20 kt. Seas 6 to 8 ft.
.TUE NIGHT...SE winds 10 to 20 kt. Seas 6 to 8 ft.
.WED...S winds 10 to 15 kt. Seas 5 to 7 ft.
.WED NIGHT...S winds 10 to 15 kt, shifting to SE after midnight.
Seas 4 to 6 ft.

SW Caribbean S of 11N

.THIS AFTERNOON...W winds less than 10 kt. Seas 4 to 6 ft.
.TONIGHT...N winds less than 10 kt. Seas 5 to 7 ft.
.SUN...SW winds less than 10 kt. Seas 6 to 8 ft.
.SUN NIGHT...NW winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 6 to 8 ft.
.MON...S winds less than 10 kt. Seas 5 to 7 ft.
.MON NIGHT...Variable winds less than 10 kt, becoming S less
than 10 kt after midnight. Seas 5 to 7 ft.
.TUE...SW winds less than 10 kt, increasing to 10 to 15 kt in
the afternoon. Seas 4 to 6 ft.
.TUE NIGHT...S winds 10 to 20 kt. Seas 4 to 6 ft.
.WED...S winds 10 to 15 kt. Seas 4 to 6 ft.
.WED NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft.

Caribbean between 64W and 72W

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

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

.THIS AFTERNOON...E winds 10 to 20 kt. Seas 6 to 8 ft.
.TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.SUN...E winds 10 to 15 kt. Seas 5 to 7 ft.
.SUN NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.
.MON...E winds 10 to 15 kt. Seas 5 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 7 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.WED...E winds 10 to 20 kt. Seas 5 to 7 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...Strong high pres is building over the W Atlc will
maintain fresh to locally strong E to SE winds through Monday. A
cold front is forecast to move off the SE Coast after sunset on
Tuesday night. The cold front will move E from Florida on
Wednesday and could be accompanied by showers and thunderstorms
capable of producing strong gusty winds and rough seas.

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

.THIS AFTERNOON...E winds 10 to 20 kt. Seas 5 to 7 ft.
.TONIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft.
.SUN...E winds 10 to 20 kt. Seas 5 to 7 ft.
.SUN NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft.
.MON...SE winds 10 to 20 kt. Seas 5 to 6 ft.
.MON NIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft.
.TUE...SW winds 10 to 20 kt. Seas 5 to 7 ft.
.TUE NIGHT...W winds 10 to 15 kt. Seas 4 to 6 ft.
.WED...NW winds 10 to 20 kt. Seas 5 to 7 ft.
.WED NIGHT...NW winds 10 to 20 kt. Seas 5 to 7 ft.

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

.THIS AFTERNOON...E winds 10 to 15 kt. Seas 5 to 6 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 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...SE winds 10 to 20 kt. Seas 5 to 7 ft.
.TUE...SE winds 10 to 15 kt. Seas 5 to 7 ft.
.TUE NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft.
.WED...S winds 10 to 20 kt. Seas 5 to 7 ft.
.WED NIGHT...SW winds 10 to 20 kt. Seas 5 to 7 ft.

Bahamas N of 22N

.THIS AFTERNOON...E winds 10 to 20 kt. Seas 3 to 5 ft.
.TONIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.SUN...E winds 10 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.MON...E winds 10 to 20 kt. Seas 3 to 5 ft.
.MON NIGHT...E 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 less than 10 kt. Seas 3 ft.
.WED...SW winds 10 to 15 kt. Seas 3 ft.
.WED NIGHT...N winds 10 to 15 kt. Seas 3 ft.

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

.THIS AFTERNOON...E winds 10 to 15 kt. Seas 5 to 6 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.SUN...E winds 10 to 15 kt. Seas 5 to 7 ft.
.SUN NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.MON...E winds 10 to 15 kt. Seas 5 to 6 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.
.TUE...SE winds 10 to 15 kt. Seas 4 to 5 ft.
.TUE NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft.
.WED...SE winds 10 to 15 kt. Seas 4 to 6 ft.
.WED NIGHT...S winds less than 10 kt. Seas 4 to 5 ft.

ATLC waters S of 22N W of 65W

.THIS AFTERNOON...E winds 10 to 20 kt. Seas 4 to 6 ft.
.TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.SUN...E winds 10 to 20 kt. Seas 5 to 7 ft.
.SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 6 ft.
.MON...E winds 10 to 20 kt. Seas 4 to 6 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.
.TUE...E winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.WED...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft.

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

.THIS AFTERNOON...E winds 10 to 15 kt. Seas 5 to 6 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 5 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 ft.
.MON...E winds 10 to 15 kt. Seas 5 to 6 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 5 ft.
.TUE...SE winds 10 to 15 kt. Seas 5 ft.
.TUE NIGHT...E winds 10 kt. Seas 5 to 6 ft.
.WED...SE winds 10 to 15 kt. Seas 5 to 6 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.



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