Offshore Forecast
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
048
FZNT31 KNHC 160912
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
512 AM EDT Thu May 16 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...High pressure centered SE of Bermuda is supporting
fresh to strong winds in the Gulf of Honduras and the south-
central Caribbean. The strong winds in the Gulf of Honduras will
persist through Sun, reaching near gale-force speeds Fri evening
into Sat morning. Fresh to strong winds will pulse at night in
the Gulf of Venezuela and offshore Colombia through Sun evening.
Moderate to rough seas are expected with these winds. Gentle to
moderate winds are expected elsewhere through early next week.
Meanwhile, haze due to agricultural fires in Central America
continues across areas in the NW Caribbean.

NW Caribbean W of 85W

.TODAY...SE winds 15 to 25 kt. Seas 6 to 8 ft.
.TONIGHT...SE winds 15 to 25 kt. Seas 6 to 8 ft.
.FRI...SE winds 15 to 25 kt. Seas 6 to 9 ft.
.FRI NIGHT...SE winds 15 to 25 kt. Seas 6 to 9 ft.
.SAT...SE winds 15 to 25 kt. Seas 6 to 9 ft.
.SAT NIGHT...SE winds 15 to 25 kt. Seas 6 to 8 ft.
.SUN...SE winds 15 to 25 kt. Seas 6 to 8 ft.
.SUN NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft.
.MON...SE winds 10 to 20 kt. Seas 4 to 6 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.

Caribbean N of 15N between 72W and 85W

.TODAY...SE winds 10 to 15 kt. Seas 4 to 6 ft.
.TONIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.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 NIGHT...E winds 10 to 20 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 3 to 5 ft.
.MON...E winds 10 to 15 kt. Seas 4 to 6 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.

Caribbean from 11N to 15N W of 72W

.TODAY...E winds 10 to 20 kt. Seas 5 to 7 ft.
.TONIGHT...NE winds 15 to 20 kt within 90 nm of coast of
Colombia, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft.
.FRI...E winds 10 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...E winds 15 to 25 kt within 90 nm of coast of
Colombia, and E 10 to 20 kt elsewhere. 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.
.SUN...E winds 10 to 20 kt. Seas 6 to 9 ft.
.SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft.
.MON...E winds 10 to 20 kt. Seas 6 to 8 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.

SW Caribbean S of 11N

.TODAY...Variable winds less than 10 kt. Seas 3 to 5 ft.
.TONIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft.
.FRI...Variable winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...Variable winds less than 10 kt, becoming NE less
than 10 kt after midnight. Seas 3 to 5 ft.
.SAT...NE winds less than 10 kt. Seas 4 to 6 ft.
.SAT NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 4 to 6 ft.
.SUN...NE winds 10 to 15 kt, shifting to N in the afternoon.
Seas 5 to 7 ft.
.SUN NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft.
.MON...W winds less than 10 kt. Seas 4 to 6 ft.
.MON NIGHT...Variable winds less than 10 kt, becoming SW less
than 10 kt after midnight. Seas 3 to 5 ft.

Caribbean between 64W and 72W

.TODAY...E winds 10 to 20 kt Gulf of Venezuela, and E 10 to
15 kt elsewhere. Seas 3 to 5 ft.
.TONIGHT...NE winds 10 to 20 kt Gulf of Venezuela, and E 10 to
15 kt elsewhere. Seas 3 to 5 ft.
.FRI...E winds 10 to 20 kt Gulf of Venezuela, and E 10 to 15 kt
elsewhere. Seas 3 to 5 ft.
.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 4 to 6 ft.
.SAT...E winds 10 to 20 kt. Seas 4 to 6 ft.
.SAT NIGHT...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 5 to 7 ft.
.MON...E winds 10 to 20 kt. Seas 5 to 7 ft.
.MON 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

.TODAY...E winds less than 10 kt. Seas 3 to 5 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI...E winds 10 to 15 kt. Seas 4 to 6 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 4 to 6 ft.
.SUN...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 4 to 6 ft.
.SUN NIGHT...E winds less than 10 kt. Seas 3 to 5 ft.
.MON...E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.

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

.TODAY...E winds 10 to 15 kt. Seas 4 to 6 ft.
.TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.FRI...E winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.SAT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.SAT NIGHT...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 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 4 to 5 ft.

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...A cold front extends off the NE Florida coast from
31N78W to Melbourne, Florida. Thunderstorms are ongoing ahead of
the front N of 26N and W of 69W along with fresh to strong
southerly winds. The cold front will from 31N68W to 27N77W
tonight and weaken as it extends from 31N61W to 27N72W Sat
morning. Fresh to strong winds are forecast ahead of the front
through Fri along with showers and thunderstorms. Conditions will
improve Fri night into Sat as the front dissipates. Moderate to
locally fresh winds and moderate seas are expected through Sun.

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

.TODAY...W winds 10 to 15 kt. Seas 4 to 6 ft.
.TONIGHT...W winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 to 4 ft.
.FRI...Variable winds less than 10 kt, becoming SE less than
10 kt in the afternoon. Seas 3 ft.
.FRI NIGHT...SE winds less than 10 kt, shifting to S after
midnight. Seas 3 ft.
.SAT...SW winds 10 kt. Seas 3 ft.
.SAT NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN...SW winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN NIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...W winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft.

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

.TODAY...SW winds 10 to 20 kt. Seas 5 to 7 ft.
.TONIGHT...W of 70W, W winds 10 to 20 kt, becoming NW less than
10 kt after midnight. Elsewhere, SW winds 10 to 20 kt. Seas 5 to
7 ft.
.FRI...W of 70W, NW winds less than 10 kt in the morning,
becoming variable winds less than 10 kt. Elsewhere, W winds
10 to 15 kt. Seas 4 to 6 ft.
.FRI NIGHT...W winds less than 10 kt. Seas 4 to 6 ft.
.SAT...SW winds less than 10 kt. Seas 3 to 5 ft.
.SAT NIGHT...SW winds less than 10 kt. Seas 3 to 5 ft.
.SUN...SW winds less than 10 kt, increasing to 10 to 15 kt in
the afternoon. Seas 3 to 5 ft.
.SUN NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft.
.MON...SW winds 10 to 15 kt. Seas 4 to 6 ft.
.MON NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft.

Bahamas N of 22N

.TODAY...S winds 10 to 15 kt, shifting to SW in the afternoon.
Seas 3 ft.
.TONIGHT...S winds less than 10 kt. Seas 2 ft or less.
.FRI...S winds less than 10 kt. Seas 2 ft or less.
.FRI NIGHT...SE winds less than 10 kt. Seas 2 ft or less.
.SAT...SE winds less than 10 kt. Seas 2 ft or less.
.SAT NIGHT...E winds less than 10 kt, shifting to SE after
midnight. Seas 2 ft or less.
.SUN...SE winds less than 10 kt. Seas 2 ft or less.
.SUN NIGHT...S winds less than 10 kt. Seas 2 ft or less.
.MON...SW winds less than 10 kt. Seas 2 ft or less.
.MON NIGHT...SW winds less than 10 kt. Seas 2 ft or less.

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

.TODAY...S winds 10 to 15 kt. Seas 3 to 4 ft.
.TONIGHT...S winds less than 10 kt. Seas 3 to 4 ft.
.FRI...SW winds less than 10 kt W of 70W, and S 10 to 15 kt
elsewhere. Seas 3 to 5 ft.
.FRI NIGHT...SW winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 to 5 ft.
.SAT...S winds less than 10 kt in the morning, becoming variable
winds less than 10 kt. Seas 3 to 4 ft.
.SAT NIGHT...W winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 to 4 ft.
.SUN...S winds less than 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...S winds less than 10 kt. Seas 3 ft.
.MON...S winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...S winds 10 kt. Seas 3 to 4 ft.

ATLC waters S of 22N W of 65W

.TODAY...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 4 ft.
.TONIGHT...SE winds less than 10 kt. Seas 3 to 4 ft.
.FRI...SE winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.SAT...E winds less than 10 kt. Seas 3 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 ft.
.SUN...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 ft.
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.MON...SE winds less than 10 kt. Seas 3 to 4 ft.
.MON NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 ft.

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

.TODAY...E winds 10 kt in the morning, becoming variable winds
less than 10 kt. Seas 4 ft.
.TONIGHT...E winds less than 10 kt. Seas 4 to 5 ft.
.FRI...SE winds less than 10 kt. Seas 4 to 5 ft.
.FRI NIGHT...E winds less than 10 kt. Seas 4 to 5 ft.
.SAT...SE winds 10 kt. Seas 3 to 5 ft.
.SAT NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.SUN...SE winds less than 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.MON...SE winds less than 10 kt. Seas 3 to 4 ft.
.MON NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.