Offshore Forecast
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897
FZNT31 KNHC 171345
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
945 AM EDT Tue Jun 17 2025

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.

NOTICE: The National Weather Service requests feedback on a
proposal to discontinue the VOBRA product. See
https://www.weather.gov/media/notification/pdf_2025/
pns25-33_vobra_discontinuation_2025.pdf for the proposal.
Submit comments by email through June 25th, 2025 to:
marine.weather@noaa.gov

Synopsis for Caribbean Sea and Tropical N Atlantic from
07N to 19N W of 55W

.SYNOPSIS...Fresh to near gale force easterly winds and rough
seas to 11 ft are forecast across the central and portions of
the SW Caribbean through Sat night due to a prevalent Atlantic
subtropical ridge extending southward into the northern
Caribbean. Fresh to strong trades will prevail in the Gulf of
Honduras through Thu while expanding northward as the Bermuda
High builds. Rough seas are likely in the Gulf of Honduras and
other portions of the NW Caribbean tonight through Wed night.

NW Caribbean W of 85W

.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.
.WED...E winds 10 to 20 kt. Seas 6 to 8 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.THU...E winds 10 to 20 kt. Seas 6 to 8 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.FRI...E winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI NIGHT...E winds 10 to 20 kt. Seas 4 to 6 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.

Caribbean N of 15N between 72W and 85W

.THIS AFTERNOON...E winds 10 to 20 kt. Seas 6 to 9 ft S of 18N,
and 3 to 5 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.
.WED...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.
.WED 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.
.THU...E winds 10 to 20 kt. Seas 6 to 9 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.FRI...E winds 10 to 20 kt. Seas 5 to 7 ft.
.FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.SAT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.

Caribbean from 11N to 15N W of 72W

.THIS AFTERNOON...E winds 15 to 25 kt. Seas 7 to 10 ft.
.TONIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft.
.WED...E winds 15 to 25 kt. Seas 7 to 10 ft.
.WED NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft.
.THU...E winds 15 to 25 kt. Seas 7 to 10 ft.
.THU NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft.
.FRI...E winds 15 to 25 kt. Seas 8 to 11 ft.
.FRI NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft.
.SAT...E winds 15 to 25 kt. Seas 7 to 10 ft.
.SAT NIGHT...E winds 15 to 25 kt. Seas 7 to 10 ft.

SW Caribbean S of 11N

.THIS AFTERNOON...NE winds less than 10 kt, becoming variable
winds less than 10 kt. Seas 5 to 7 ft.
.TONIGHT...NE winds less than 10 kt. Seas 5 to 7 ft.
.WED...NE winds less than 10 kt. Seas 5 to 7 ft.
.WED NIGHT...N winds less than 10 kt, shifting to NE after
midnight. Seas 5 to 7 ft.
.THU...NE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 6 to 9 ft.
.THU NIGHT...NE winds 10 to 15 kt. Seas 6 to 9 ft.
.FRI...NE winds 10 to 15 kt. Seas 6 to 9 ft.
.FRI NIGHT...NE winds less than 10 kt. Seas 6 to 8 ft.
.SAT...SE winds less than 10 kt. Seas 5 to 7 ft.
.SAT NIGHT...N winds less than 10 kt, shifting to E after
midnight. Seas 5 to 7 ft.

Caribbean between 64W and 72W

.THIS AFTERNOON...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of
Venezuela, and 6 to 8 ft elsewhere.
.TONIGHT...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 8 ft
elsewhere.
.WED...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela,
and 6 to 8 ft elsewhere.
.WED NIGHT...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 8 ft
elsewhere.
.THU...E winds 10 to 20 kt. Seas 6 to 8 ft.
.THU NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.FRI...E winds 10 to 20 kt. Seas 6 to 8 ft.
.FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SAT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 8 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.
.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 15 kt. Seas 5 to 7 ft.
.FRI...E winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.SAT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.SAT 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 5 to 7 ft.
.TONIGHT...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.
.FRI...E winds 10 to 20 kt. Seas 5 to 7 ft.
.FRI NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.SAT...E winds 10 to 20 kt. Seas 5 to 7 ft.
.SAT NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...Moderate to fresh easterly winds are forecast south
of 24N through Sat night as a broad subtropical Atlantic ridge
stays in place. Strong winds will pulse just north of Hispaniola
at night into late week as the Bermuda High builds. Moderate to
fresh S to SW winds will prevail offshore of NE Florida through
Thu associated with a surface trough extending along the eastern
United States.

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

.THIS AFTERNOON...S winds 10 to 15 kt. Seas 3 to 4 ft.
.TONIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.WED...S winds 10 to 15 kt. Seas 3 to 4 ft.
.WED NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.THU...S winds 10 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI...S winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI NIGHT...S winds 10 kt. Seas 3 ft.
.SAT...SE winds 10 kt. Seas 3 ft.
.SAT NIGHT...SE winds 10 kt. Seas 3 to 4 ft.

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

.THIS AFTERNOON...S winds 10 kt. Seas 3 ft.
.TONIGHT...S winds 10 kt. Seas 3 ft.
.WED...S winds less than 10 kt. Seas 3 ft.
.WED NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft.
.THU...SE winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...S winds less than 10 kt. Seas 3 to 4 ft.
.FRI...SE winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft.
.SAT...E winds less than 10 kt. Seas 3 to 4 ft.
.SAT NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.

Bahamas N of 22N

.THIS AFTERNOON...E winds 10 to 15 kt. Seas 3 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 3 ft.
.WED...E winds 10 to 15 kt. Seas 3 to 4 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 ft.
.THU...E winds 10 to 15 kt. Seas 3 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 3 ft.
.FRI...E winds 10 to 15 kt. Seas 3 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 ft.
.SAT...E winds 10 to 15 kt. Seas 3 ft.
.SAT NIGHT...E 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 3 to 5 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.WED...E winds 10 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.
.THU...E winds 10 to 15 kt. Seas 4 to 5 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.
.FRI...E winds 10 to 15 kt. Seas 4 to 5 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.
.SAT...E winds 10 to 15 kt. Seas 4 to 5 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.

ATLC waters S of 22N W of 65W

.THIS AFTERNOON...E winds 10 to 15 kt. Seas 4 to 5 ft.
.TONIGHT...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 20 kt. Seas 4 to 6 ft.
.THU...E winds 10 to 15 kt. Seas 4 to 5 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 4 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.

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

.THIS AFTERNOON...E winds 10 to 15 kt. Seas 5 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.
.WED...E winds 10 to 15 kt. Seas 5 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.
.THU...E winds 10 to 15 kt. Seas 5 to 6 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.
.FRI...E winds 10 to 15 kt. Seas 5 to 6 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 5 ft.
.SAT...E winds 10 to 15 kt. Seas 4 to 5 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.