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
326
FZNT31 KNHC 231935
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
235 PM EST Sat Nov 23 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...A stationary front extending from eastern Cuba SW to
the Nicaragua offshore waters will dissipate through Sun. Strong
N winds W of the front will diminish to fresh speeds this
evening. A tightening pressure gradient between low pressure in
the SW Caribbean and high pressure building over the SW Atlantic
subtropical waters will support fresh NE winds in the Atlantic
Passages through early next week, and fresh to strong NE to E
winds S of Hispaniola Sun through Tue. Otherwise, gentle to
moderate trades in the E Caribbean will freshen Sun through Tue
before diminishing slightly.

NW Caribbean W of 85W

.TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE...N winds 10 to 15 kt. Seas 4 to 5 ft.
.TUE NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft.
.WED...NE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 4 to 5 ft.
.WED NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
.THU...E winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.

Caribbean N of 15N between 72W and 85W

.TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN NIGHT...NE winds 10 to 20 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 4 to 6 ft.
.TUE...NE winds 10 to 15 kt. Seas 4 to 6 ft.
.TUE NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft.
.WED...NE winds 10 to 15 kt. Seas 4 to 6 ft.
.WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.THU...NE winds 10 to 15 kt, shifting to E in the afternoon.
Seas 3 to 5 ft.
.THU NIGHT...NE winds less than 10 kt. Seas 3 ft.

Caribbean from 11N to 15N W of 72W

.TONIGHT...Within 90 nm of coast of Colombia, E winds less than
10 kt, increasing to 10 to 15 kt after midnight,Seas 2 ft or
less, building to 3 ft after midnight. Elsewhere, NE winds 10 to
15 kt, seas 3 to 5 ft.
.SUN...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN NIGHT...NE 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 4 to 6 ft.
.TUE...NE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 4 to 6 ft.
.TUE NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft.
.WED...NE winds less than 10 kt. Seas 3 to 5 ft.
.WED NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft.
.THU...SE winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft.

SW Caribbean S of 11N

.TONIGHT...NW winds less than 10 kt. Seas 3 to 5 ft.
.SUN...NW winds less than 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...N winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 to 4 ft.
.MON...Variable winds less than 10 kt, becoming W less than
10 kt in the afternoon. Seas 3 ft.
.MON NIGHT...NW winds less than 10 kt. Seas 3 ft.
.TUE...NW winds less than 10 kt. Seas 3 ft.
.TUE NIGHT...W winds less than 10 kt. Seas 3 ft.
.WED...W winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...W winds less than 10 kt. Seas 3 to 4 ft.
.THU...W winds less than 10 kt. Seas 3 ft.
.THU NIGHT...W winds less than 10 kt. Seas 3 ft.

Caribbean between 64W and 72W

.TONIGHT...E winds 10 to 15 kt. Seas 2 ft or less Gulf of
Venezuela, and 3 to 5 ft elsewhere.
.SUN...E winds 10 to 15 kt. Seas 2 ft or less Gulf of Venezuela,
and 4 to 5 ft elsewhere.
.SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of
Venezuela, and 4 to 6 ft elsewhere.
.MON...E winds 10 to 20 kt. Seas 3 to 4 ft Gulf of Venezuela,
and 5 to 7 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 15 kt. Seas 5 to 6 ft.
.WED...E winds 10 to 15 kt. Seas 4 to 6 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 4 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 5 ft.

Offshore Leeward Islands and adjacent ATLC waters from 15N to
19N W of 55W

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

.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 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 6 to 8 ft.
.TUE...E winds 10 to 15 kt. Seas 6 to 8 ft.
.TUE NIGHT...E winds 10 to 15 kt. Seas 6 to 8 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 15 kt. Seas 5 to 7 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...A cold front extends from 31N59W to the Windward
Passage. A reinforcing cold front extends from 31N61W to E Cuba.
Fresh to strong winds are N of 30N and W of the reinforcing
front. The fronts will merge tonight, with the merged front
moving E of the area by Sun evening. Rough seas impacting the
waters mainly N of 25N between 56W and 76W will shift eastward
through the middle of next week, then E of the forecast waters
the end of next week. A cold front will enter the NE Florida
offshore waters Tue night before stalling and lifting N of the
area late Wed. Another cold front will approach the far NW
waters the end of next week.

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

.TONIGHT...N winds 10 kt in the evening, becoming variable winds
less than 10 kt. Seas 3 to 5 ft.
.SUN...Variable winds less than 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...S winds less than 10 kt. Seas 3 ft.
.MON...Variable winds less than 10 kt. Seas 3 ft.
.MON NIGHT...Variable winds less than 10 kt, becoming SW less
than 10 kt after midnight. Seas 3 ft in the evening, subsiding
to 2 ft or less.
.TUE...NW winds less than 10 kt. Seas 3 ft.
.TUE NIGHT...NW winds less than 10 kt. Seas 3 ft.
.WED...NW winds less than 10 kt in the morning, becoming
variable winds less than 10 kt. Seas 3 ft.
.WED NIGHT...Variable winds less than 10 kt, becoming S 10 kt
after midnight. Seas 3 to 4 ft.
.THU...S winds 10 kt. Seas 3 to 4 ft.
.THU NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft.

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

.TONIGHT...W of 70W, NW winds 10 to 20 kt, diminishing to less
than 10 kt after midnight. Elsewhere, NW winds 15 to 25 kt. Seas
7 to 10 ft W of 70W, and 10 to 15 ft elsewhere.
.SUN...W of 70W, NW winds less than 10 kt in the morning,
becoming variable winds less than 10 kt. Elsewhere, NW winds
10 to 15 kt. Seas 6 to 9 ft W of 70W, and 8 to 13 ft elsewhere.
.SUN NIGHT...N winds less than 10 kt. Seas 4 to 6 ft W of 70W,
and 7 to 10 ft elsewhere.
.MON...Variable winds less than 10 kt, becoming NE less than
10 kt in the afternoon. Seas 4 to 6 ft W of 70W, and 6 to 9 ft
elsewhere.
.MON NIGHT...SE winds less than 10 kt. Seas 4 to 6 ft.
.TUE...SE winds less than 10 kt. Seas 3 to 5 ft.
.TUE NIGHT...E winds less than 10 kt. Seas 4 to 6 ft.
.WED...E winds less than 10 kt. Seas 4 to 6 ft.
.WED NIGHT...E winds less than 10 kt. Seas 4 to 6 ft.
.THU...SE winds 10 to 15 kt. Seas 5 to 7 ft.
.THU NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft.

Bahamas N of 22N

.TONIGHT...NE winds less than 10 kt. Seas 3 to 4 ft.
.SUN...E winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.TUE...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.WED...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.THU...NE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 5 ft.
.THU NIGHT...NE winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 to 4 ft.

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

.TONIGHT...N winds 10 to 15 kt. Seas 6 to 9 ft.
.SUN...NE winds 10 to 15 kt. Seas 6 to 8 ft.
.SUN NIGHT...E winds 10 to 15 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 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 6 to 8 ft.
.WED...E winds 10 to 15 kt. Seas 6 to 8 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 6 to 7 ft.
.THU...SE winds 10 to 15 kt. Seas 6 to 7 ft.
.THU NIGHT...SE winds less than 10 kt. Seas 5 to 7 ft.

ATLC waters S of 22N W of 65W

.TONIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...E winds 10 to 20 kt. Seas 5 to 7 ft.
.SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 7 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.
.TUE...E winds 10 to 20 kt. Seas 5 to 7 ft.
.TUE NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft.
.WED...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 4 to 6 ft.
.WED NIGHT...E winds less than 10 kt, shifting to SE after
midnight. Seas 4 to 6 ft.
.THU...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 4 to 6 ft.
.THU NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft.

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

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