HF Voice Broadcast (Caribbean/SW Atlantic)

649 
FZNT31 KNHC 260826
OFFN20

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
426 AM EDT Wed Mar 26 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.

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

.SYNOPSIS...Gale force winds off Colombia will diminish this
morning. Winds off Colombia will then pulse to near gale force
speeds tonight through Fri and to fresh to strong speeds for the
remainder of the period. Fresh to strong winds will develop in
the lee of Cuba, in the Windward Passage, over the waters
between Cuba and Jamaica and south of Hispaniola from late Thu
through this weekend. 

NW Caribbean W of 85W

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

Caribbean N of 15N between 72W and 85W

.TODAY...S of 18N, E winds 10 to 20 kt. Elsewhere, NE winds
10 to 15 kt, diminishing to less than 10 kt in the afternoon.
Seas 5 to 7 ft. 
.TONIGHT...S of 18N, NE winds 10 to 15 kt. Elsewhere, NE winds
less than 10 kt, increasing to 10 to 20 kt after midnight. Seas
5 to 7 ft S of 18N, and 3 to 5 ft elsewhere. 
.THU...NE winds 10 to 20 kt. Seas 4 to 6 ft. 
.THU NIGHT...E winds 10 to 20 kt S of 18N, and NE 15 to 25 kt
elsewhere. Seas 4 to 6 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. 
.SUN...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. 

Caribbean from 11N to 15N W of 72W

...GALE WARNING...

.REST OF TONIGHT...E winds 25 to 35 kt within 90 nm of coast of 
Colombia, and NE 15 to 25 kt elsewhere. Seas 8 to 11 ft. 
.TODAY...E winds 15 to 25 kt within 90 nm of coast of Colombia,
and NE 10 to 20 kt elsewhere. Seas 7 to 10 ft. 
.TONIGHT...NE winds 20 to 25 kt within 90 nm of coast of
Colombia, and NE 10 to 20 kt elsewhere. Seas 6 to 8 ft. 
.THU...E winds 15 to 25 kt within 90 nm of coast of Colombia,
and NE 10 to 20 kt elsewhere. Seas 6 to 8 ft. 
.THU NIGHT...NE winds 15 to 25 kt within 90 nm of coast of
Colombia, and NE 10 to 20 kt elsewhere. Seas 6 to 8 ft. 
.FRI...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.FRI NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. 
.SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.SUN...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 

SW Caribbean S of 11N

.TODAY...NE winds 10 to 20 kt. Seas 6 to 9 ft. 
.TONIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. 
.THU...NE winds 10 to 20 kt. Seas 6 to 9 ft. 
.THU NIGHT...NE winds 10 to 20 kt. Seas 6 to 8 ft. 
.FRI...NE winds 10 to 20 kt. Seas 6 to 9 ft. 
.FRI NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. 
.SAT...NE winds 10 to 15 kt. Seas 6 to 9 ft. 
.SAT NIGHT...NE winds 10 to 15 kt. Seas 6 to 8 ft. 
.SUN...NE winds 10 to 15 kt. Seas 6 to 9 ft. 
.SUN NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. 

Caribbean between 64W and 72W

.TODAY...E winds 10 to 20 kt. Seas 3 to 5 ft Gulf of Venezuela,
and 6 to 8 ft elsewhere. 
.TONIGHT...NE winds 15 to 25 kt Gulf of Venezuela, and E 10 to
20 kt elsewhere. Seas 5 to 7 ft. 
.THU...E winds 15 to 25 kt Gulf of Venezuela, and E 10 to 20 kt
elsewhere. Seas 5 to 7 ft. 
.THU NIGHT...NE winds 15 to 25 kt Gulf of Venezuela, and E 10 to
20 kt elsewhere. 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 6 to 8 ft. 
.SUN...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.SUN 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

.TODAY...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.THU...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.THU NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.FRI...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.SUN...E winds 10 to 20 kt. Seas 7 to 9 ft. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 7 to 10 ft. 

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

.TODAY...E winds 10 to 20 kt. Seas 6 to 8 ft. 
.TONIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.THU...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.THU NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.FRI...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.SAT NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.SUN...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 

Synopsis for the the SW N Atlantic including the Bahamas

.SYNOPSIS...A cold front will enter the waters between northeast
Florida and Bermuda today, and will shift eastward, moving east 
of 55W by Thu night. High pressure will build in the wake of the
front, bringing an increase in winds across much of the waters S
of 28N by the end of the week. Winds and seas will start to 
decrease this weekend as the high shifts eastward and weakens.

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

.TODAY...N winds 10 to 15 kt. Seas 3 to 4 ft. 
.TONIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. 
.THU...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.THU NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.FRI...E winds 10 to 20 kt. Seas 5 to 7 ft. 
.FRI NIGHT...SE winds 15 to 20 kt. Seas 6 to 8 ft. 
.SAT...SE winds 10 to 20 kt. Seas 6 to 8 ft. 
.SAT NIGHT...SE winds 10 to 20 kt. Seas 6 to 7 ft. 
.SUN...SE winds 10 to 20 kt. Seas 6 to 7 ft. 
.SUN NIGHT...SE winds 10 to 15 kt. Seas 6 to 7 ft. 

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

.TODAY...W of 70W, W winds 10 to 15 kt, diminishing to less than
10 kt in the afternoon. Elsewhere, S winds 10 to 15 kt. Seas
3 to 5 ft. 
.TONIGHT...W of 70W, NW winds less than 10 kt, becoming N 10 to
20 kt after midnight. Elsewhere, SW winds 10 to 15 kt. Seas 3 to
5 ft. 
.THU...NE winds 10 to 20 kt. Seas 5 to 7 ft. 
.THU NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. 
.FRI...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.SAT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 6 to 8 ft. 
.SUN...SE winds 10 to 15 kt. Seas 6 to 8 ft. 
.SUN NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. 

Bahamas N of 22N

.TODAY...NE winds less than 10 kt. Seas 2 ft or less, building
to 3 ft in the afternoon. 
.TONIGHT...NE winds 10 to 15 kt. Seas 3 ft. 
.THU...NE winds 10 to 20 kt. Seas 3 to 5 ft. 
.THU NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. 
.FRI...E winds 15 to 25 kt. Seas 5 to 7 ft. 
.FRI NIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. 
.SAT...E winds 15 to 25 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 5 to 7 ft. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 

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

.TODAY...W of 70W, SE winds 10 to 15 kt, diminishing to less
than 10 kt in the afternoon. Elsewhere, SE winds 10 to 15 kt.
Seas 4 to 6 ft. 
.TONIGHT...W of 70W, E winds less than 10 kt, shifting to NE
after midnight. Elsewhere, SE winds 10 to 15 kt. Seas 4 to 6 ft.
.THU...NE winds 10 to 20 kt W of 70W, and NE less than 10 kt
elsewhere. Seas 4 to 6 ft. 
.THU NIGHT...NE winds 15 to 25 kt W of 70W, and NE 10 to 20 kt
elsewhere. Seas 6 to 9 ft. 
.FRI...NE winds 15 to 25 kt. Seas 7 to 10 ft. 
.FRI NIGHT...E winds 20 to 25 kt. Seas 8 to 11 ft. 
.SAT...E winds 15 to 25 kt. Seas 9 to 11 ft. 
.SAT NIGHT...E winds 15 to 20 kt. Seas 8 to 11 ft. 
.SUN...E winds 15 to 20 kt. Seas 7 to 10 ft. 
.SUN NIGHT...E winds 10 to 20 kt. Seas 7 to 9 ft. 

ATLC waters S of 22N W of 65W

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

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

.TODAY...E winds 15 to 20 kt. Seas 7 to 8 ft. 
.TONIGHT...E winds 15 to 20 kt. Seas 7 to 9 ft. 
.THU...SE winds 10 to 20 kt. Seas 7 to 9 ft. 
.THU NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft. 
.FRI...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 6 to 9 ft. 
.SAT...E winds 10 to 20 kt. Seas 7 to 9 ft. 
.SAT NIGHT...E winds 15 to 20 kt. Seas 7 to 9 ft. 
.SUN...E winds 15 to 20 kt. Seas 8 to 9 ft. 
.SUN NIGHT...E winds 15 to 20 kt. Seas 9 ft.