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
911
FZNT31 KNHC 262102
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
502 PM EDT Sun May 26 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 over the western Atlantic will
maintain moderate to locally fresh trade winds across the basin,
except for fresh to strong winds in the Gulf of Honduras tonight
and Mon night. Moderate to fresh trade winds over the central
Caribbean are forecast to increase to fresh to strong speeds
late Mon night through early Wed, diminishing back to moderate
to fresh speeds afterwards. A tropical wave over the eastern
Caribbean will continue to bring scattered to numerous showers
and thunderstorms to this part of the Caribbean through early
Mon, continuing to the western Caribbean by the end of the week.
Strong gusty winds, frequent lightning and rough seas accompany
this activity. Dense smoke due to agricultural fires in northern
Central America is likely to change over the Gulf of Honduras at
least into the early part of the upcoming week.

NW Caribbean W of 85W

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

Caribbean N of 15N between 72W and 85W

.TONIGHT...S of 18N, E winds 10 to 15 kt. Elsewhere, E to SE
winds less than 10 kt. Seas 3 to 5 ft.
.MON...E winds 10 to 15 kt S of 18N, and E less than 10 kt
elsewhere. Seas 3 to 5 ft S of 18N, and 2 to 3 ft N of 18N.
.MON NIGHT...E winds 10 to 15 kt S of 18N, and E less than 10 kt
elsewhere. Seas 3 to 5 ft S of 18N, and 2 ft or less elsewhere.
.TUE...E winds 10 to 20 kt S of 18N, and E less than 10 kt
elsewhere. Seas 4 to 6 ft S of 18N, and 3 to 5 ft N of 18N.
.TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.WED...E winds 10 to 15 kt. Seas 4 to 6 ft.
.WED NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.
.THU...E winds 10 to 20 kt. Seas 4 to 6 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 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.

Caribbean from 11N to 15N W of 72W

.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.
.MON...E winds 10 to 20 kt. Seas 4 to 6 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.TUE...E winds 10 to 20 kt. Seas 5 to 7 ft.
.TUE NIGHT...E winds 15 to 25 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 6 to 8 ft.
.THU...E winds 10 to 20 kt. Seas 5 to 7 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 4 to 6 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.

SW Caribbean S of 11N

.TONIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...NE to E winds 10 to 15 kt. Seas 4 to 6 ft.
.MON NIGHT...Variable winds less than 10 kt. Seas 3 to 5 ft.
.TUE...Variable winds less than 10 kt, becoming W less than
10 kt in the afternoon. Seas 3 to 5 ft.
.TUE NIGHT...NW winds less than 10 kt. Seas 3 to 4 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...SW winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 to 5 ft.
.FRI...S 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 4 ft.

Caribbean between 64W and 72W

.TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.MON...E winds 10 to 15 kt. Gulf of Venezuela, seas 3 ft in the
morning, subsiding to 2 ft or less. Elsewhere, seas 3 to 5 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.
.TUE...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela,
and 5 to 7 ft elsewhere.
.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 4 to 6 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.
.FRI...E winds 10 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.

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

.TONIGHT...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 15 kt. Seas 3 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...E winds 10 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 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.
.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.

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

.TONIGHT...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 6 ft.
.TUE...E winds 10 to 15 kt. Seas 4 to 6 ft.
.TUE NIGHT...E winds 10 to 15 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 4 to 6 ft.
.THU...E winds 10 to 15 kt. Seas 5 to 7 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 15 kt. Seas 4 to 6 ft.

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...A trough extends from 31N58W to 26N66W. Scattered
showers and thunderstorms moving eastward are north of 20N and
east of 60W. Similar activity moving northwest to north is from
13N to 20N between 59W and the Lesser Antilles. Otherwise,
relatively weak high pressure elsewhere will change little
during the next few days. The associated gradient will support
mostly moderate winds and seas north of the Bahamas and off NE
Florida by Mon night as the high pressure shifts eastward ahead
of a weakening cold front that will move across the waters north
of the Bahamas Tue into midweek. Moderate to fresh southerly
winds will precede the front. Scattered showers and thunderstorms
may accompany the front.

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

.TONIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...SW winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft.
.TUE...SW winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft.
.WED...NW winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...NE winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 to 4 ft.
.THU...Variable winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft.
.FRI...Variable winds less than 10 kt, becoming NE less than
10 kt in the afternoon. Seas 3 to 4 ft.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.

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

.TONIGHT...S winds less than 10 kt. Seas 2 to 4 ft.
.MON...W of 70W, S winds 10 to 15 kt. Elsewhere, S winds less
than 10 kt in the morning, becoming variable winds less than
10 kt. Seas 3 to 4 ft.
.MON NIGHT...S winds 10 to 15 kt W of 70W, and SE less than
10 kt elsewhere. Seas 3 to 4 ft.
.TUE...S winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...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...S winds less than 10 kt. Seas 3 to 4 ft.
.THU...S winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...S winds less than 10 kt. Seas 3 ft.
.FRI...S winds less than 10 kt in the morning, becoming variable
winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...SE winds less than 10 kt, shifting to NE after
midnight. Seas 3 to 4 ft.

Bahamas N of 22N

.TONIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.MON...SE winds less than 10 kt. Seas 2 to 3 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE...E winds less than 10 kt. Seas 2 to 3 ft.
.TUE NIGHT...SE winds less than 10 kt. Seas 2 to 3 ft.
.WED...E winds less than 10 kt. Seas 2 to 3 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.THU...E winds less than 10 kt. Seas 2 to 3 ft.
.THU NIGHT...SE winds less than 10 kt. Seas 2 to 3 ft.
.FRI...E winds less than 10 kt. Seas 2 to 3 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.


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

.TONIGHT...E winds less than 10 kt. Seas 3 ft.
.MON...E winds 10 kt. Seas 3 to 4 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE...E winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...E winds 10 kt. Seas 3 to 4 ft.
.WED...SE winds less than 10 kt. Seas 3 to 4 ft.
.WED NIGHT...SE 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 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.

ATLC waters S of 22N W of 65W

.TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.MON...E winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 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...E winds 10 to 15 kt. Seas 3 to 5 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 less than 10 kt. Seas 3 to 5 ft.
.FRI...SE winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft.

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

.TONIGHT...E winds less than 10 kt. Seas 3 to 5 ft.
.MON...E winds less than 10 kt. Seas 4 ft.
.MON NIGHT...E winds less than 10 kt. Seas 4 ft.
.TUE...E winds 10 kt. Seas 4 ft.
.TUE NIGHT...E winds 10 kt. Seas 4 ft.
.WED...E winds 10 kt. Seas 4 ft.
.WED NIGHT...E winds 10 kt. Seas 4 to 5 ft.
.THU...E winds 10 kt. Seas 4 to 5 ft.
.THU NIGHT...E winds 10 kt. Seas 4 to 5 ft.
.FRI...SE winds 10 kt. Seas 4 to 5 ft.
.FRI NIGHT...E winds 10 kt. Seas 4 to 5 ft.