000
FZNT31 KNHC 211940
OFFN20
Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
340 PM EDT Tue May 21 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 deep layer trough will dig southward across the
western Caribbean through Wed, then lift out to the NE through
Fri. This feature will support active weather across the central
portions of the basin, and will gradually shift NE through Fri.
Fresh to strong E to SE winds in the central Caribbean will
shift northeastward through Thu while diminishing to mostly
fresh speeds. Smoke due to agricultural fires in Central America
continues across the Gulf of Honduras, but continue to thin out.
NW Caribbean W of 85W
.TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.WED...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 4 ft.
.WED NIGHT...E 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 4 to 6 ft.
.FRI NIGHT...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.
Caribbean N of 15N between 72W and 85W
.TONIGHT...S of 18N, E winds 10 to 20 kt. Elsewhere, E winds
less than 10 kt, increasing to 10 to 15 kt after midnight. Seas
5 to 7 ft S of 18N, and 3 to 4 ft elsewhere.
.WED...E winds 15 to 25 kt S of 18N, and E 10 to 15 kt
elsewhere. Seas 6 to 8 ft S of 18N, and 4 to 6 ft elsewhere.
.WED NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft S of 18N, and
3 to 5 ft elsewhere.
.THU...E winds 10 to 15 kt S of 18N, and E less than 10 kt
elsewhere. Seas 4 to 6 ft.
.THU NIGHT...E winds less than 10 kt. Seas 4 to 6 ft.
.FRI...E winds less than 10 kt. Seas 3 to 5 ft.
.FRI NIGHT...E 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.
.SUN...E winds less than 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
Caribbean from 11N to 15N W of 72W
.TONIGHT...Within 90 nm of coast of Colombia, SE winds less than
10 kt, shifting to E after midnight. Elsewhere, E winds 10 to
15 kt. Seas 5 to 7 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 less than 10 kt. Seas 4 to 6 ft.
.THU NIGHT...NE winds less than 10 kt. Seas 4 to 6 ft.
.FRI...Variable winds less than 10 kt. Seas 3 to 5 ft.
.FRI NIGHT...Variable 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.
.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.
SW Caribbean S of 11N
.TONIGHT...SW winds less than 10 kt. Seas 3 to 5 ft.
.WED...Variable winds less than 10 kt, becoming SW less than
10 kt in the afternoon. Seas 3 to 4 ft.
.WED NIGHT...SW 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...Variable winds less than 10 kt. Seas 3 to 4 ft.
.FRI...Variable winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...Variable winds less than 10 kt. Seas 3 ft.
.SAT...Variable winds less than 10 kt. Seas 3 ft.
.SAT NIGHT...Variable winds less than 10 kt. Seas 3 ft in the
evening, subsiding to 2 ft or less.
.SUN...Variable winds less than 10 kt. Seas 2 ft or less.
.SUN NIGHT...Variable winds less than 10 kt, becoming NE less
than 10 kt after midnight. Seas 2 ft or less.
Caribbean between 64W and 72W
.TONIGHT...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and
5 to 7 ft elsewhere.
.WED...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela, and
5 to 7 ft elsewhere.
.WED NIGHT...E winds 10 to 20 kt. Seas 3 ft Gulf of Venezuela,
and 5 to 7 ft elsewhere.
.THU...Gulf of Venezuela, NE winds 10 to 15 kt in the morning,
becoming variable winds less than 10 kt, seas 3 ft in the
morning, subsiding to 2 ft or less. Elsewhere, 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...SE winds 10 to 15 kt. Seas 4 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.
.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.
Offshore Leeward Islands and adjacent ATLC waters from 15N to
19N W of 55W
.TONIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.WED...E winds 10 to 20 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.
.FRI...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 4 to 6 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.SAT...SE winds 10 to 15 kt. Seas 4 to 6 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...SE winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN NIGHT...E winds less than 10 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 20 kt. Seas 5 to 7 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.
.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. Seas 4 to 6 ft.
.SUN 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 30N73W to 1011 mb low pressure
near 28N75W then continues to the Florida Straits. Scattered
showers and thunderstorms prevail across the western Atlantic
between the trough and 64W, supported by a deep layered upper
trough. The trough will weaken midweek. Another trough will
develop just southeast of the trough and extend into the central
Bahamas on Wed, then drift eastward through Thu night. Moderate
winds and seas will prevail in the western Atlantic with the
trough through midweek. Weak low pressure is expected to develop
just N of Hispaniola Thu night and shift N-NE through Sat,
accompanied by moderate to fresh winds and active weather.
ATLC waters from 27N to 31N W of 77W
.TONIGHT...NE winds 10 to 15 kt. Seas 4 to 5 ft.
.WED...NE winds 10 kt. Seas 3 to 5 ft.
.WED NIGHT...E winds 10 kt. Seas 3 to 4 ft.
.THU...Variable winds less than 10 kt, becoming E 10 kt in the
afternoon. Seas 3 to 4 ft.
.THU NIGHT...E winds 10 kt. Seas 3 to 4 ft.
.FRI...SE winds less than 10 kt in the morning, becoming
variable winds less than 10 kt. Seas 3 ft.
.FRI NIGHT...SE winds less than 10 kt. Seas 3 ft.
.SAT...SW winds less than 10 kt. Seas 3 ft.
.SAT NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN...SW winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft.
ATLC waters from 27N to 31N between 65W and 77W
.TONIGHT...W of 70W, E winds less than 10 kt. Elsewhere, S winds
less than 10 kt, increasing to 10 to 15 kt after midnight. Seas
4 to 5 ft.
.WED...S winds less than 10 kt. Seas 4 to 5 ft.
.WED NIGHT...SE winds less than 10 kt. Seas 4 ft.
.THU...E winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft.
.FRI...E winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT...E winds less than 10 kt, shifting to NE in the afternoon.
Seas 4 to 6 ft.
.SAT NIGHT...NE winds 10 to 15 kt, diminishing to less than
10 kt after midnight. Seas 4 to 6 ft.
.SUN...NW winds less than 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...W winds less than 10 kt. Seas 3 to 5 ft.
Bahamas N of 22N
.TONIGHT...Variable winds less than 10 kt. Seas 2 ft or less.
.WED...Variable winds less than 10 kt, becoming NE less than
10 kt in the afternoon. Seas 2 ft or less.
.WED NIGHT...E winds less than 10 kt. Seas 2 ft or less,
building to 3 ft after midnight.
.THU...NE winds less than 10 kt. Seas 3 ft.
.THU NIGHT...E winds less than 10 kt. Seas 3 ft.
.FRI...NE winds less than 10 kt. Seas 3 ft.
.FRI NIGHT...E winds less than 10 kt. Seas 3 ft.
.SAT...E winds less than 10 kt in the morning, becoming variable
winds less than 10 kt. Seas 3 ft.
.SAT NIGHT...E winds less than 10 kt. Seas 3 ft.
.SUN...SE winds less than 10 kt in the morning, becoming
variable winds less than 10 kt. Seas 2 ft or less.
.SUN NIGHT...E winds less than 10 kt, shifting to SE after
midnight. Seas 2 ft or less.
ATLC waters from 22N to 27N between 65W and the Bahamas
.TONIGHT...SE winds less than 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 4 to 5 ft.
.THU...SE winds less than 10 kt. Seas 4 to 5 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 15 kt. Seas 5 to 7 ft.
.SAT...NW winds 10 to 15 kt. Seas 5 to 7 ft.
.SAT NIGHT...NW winds less than 10 kt. Seas 4 to 6 ft.
.SUN...NW winds less than 10 kt. Seas 4 to 6 ft.
.SUN NIGHT...NE winds less than 10 kt. Seas 3 to 5 ft.
ATLC waters S of 22N W of 65W
.TONIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.WED...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 4 ft.
.WED NIGHT...SE 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 4 to 6 ft.
.FRI...S winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI NIGHT...S winds 10 to 15 kt, shifting to SW after midnight.
Seas 3 to 5 ft.
.SAT...W winds less than 10 kt. Seas 3 to 5 ft.
.SAT NIGHT...E winds less than 10 kt. Seas 3 to 5 ft.
.SUN...E winds less than 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...E winds less than 10 kt. Seas 3 to 4 ft.
ATLC waters from 19N to 22N between 55W and 65W
.TONIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft.
.WED...E winds 10 to 15 kt. Seas 4 to 6 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...SE winds 10 to 15 kt. Seas 5 to 6 ft.
.FRI NIGHT...SE winds 10 to 15 kt. Seas 5 to 6 ft.
.SAT...SE winds 10 to 15 kt. Seas 5 ft.
.SAT NIGHT...SE winds 10 kt. Seas 4 to 5 ft.
.SUN...SE winds less than 10 kt. Seas 4 to 5 ft.
.SUN NIGHT...SE winds less than 10 kt. Seas 4 to 5 ft.