Gulf of Mexico Weather
National Hurricane Center Miami
003
FZNT31 KNHC 210259
OFFN20
Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
959 PM EST Wed Nov 20 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 cold front sweeping across the Gulf of Mexico
extends from SW Florida through the entrance to the Yucatan
Channel tonight. The front will continue southeastward and reach
from central Cuba along 80W to the Gulf of Honduras by Thu
morning, reach from eastern Cuba to near Cabo Gracias a Dios,
Nicaragua by Fri morning, and from the Windward Passage to near
the Costa Rica-Panama border Sat morning, where the front should
stall and gradually dissipate. Fresh to strong N winds and
building seas will follow the front through Sat before winds
begin to veer quickly NE to E and diminish modestly.
NW Caribbean W of 85W
.TONIGHT...N winds 10 to 20 kt. Seas 3 to 5 ft.
.THU...N winds 10 to 20 kt. Seas 4 to 6 ft.
.THU NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft.
.FRI...N winds 10 to 20 kt. Seas 6 to 8 ft.
.FRI NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft.
.SAT...N winds less than 10 kt. Seas 4 to 6 ft.
.SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN...NE winds less than 10 kt. Seas 3 to 4 ft.
.SUN NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft.
.MON...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.
Caribbean N of 15N between 72W and 85W
.TONIGHT...NE winds less than 10 kt. Seas 3 ft in the evening,
subsiding to 2 ft or less.
.THU...S of 18N, NE winds less than 10 kt. Elsewhere, NE winds
less than 10 kt, shifting to N in the afternoon. Seas 3 to 5 ft.
.THU NIGHT...NE winds less than 10 kt S of 18N, and N 10 to
20 kt elsewhere. Seas 4 to 6 ft.
.FRI...N winds 10 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...N winds 10 to 20 kt. Seas 4 to 6 ft.
.SAT...NE winds 10 to 20 kt. Seas 4 to 6 ft.
.SAT NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft.
.SUN...NE winds 10 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft.
.MON...NE winds 10 to 20 kt. Seas 4 to 6 ft.
.MON NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft.
Caribbean from 11N to 15N W of 72W
.TONIGHT...E winds 10 to 15 kt within 90 nm of coast of
Colombia, and NE less than 10 kt elsewhere. Seas 3 to 4 ft.
.THU...NE winds less than 10 kt. Seas 3 to 4 ft.
.THU NIGHT...NE winds less than 10 kt. Seas 3 ft.
.FRI...NE winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.
.SAT...NE winds 10 to 20 kt. Seas 4 to 6 ft.
.SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN...NE winds 10 to 15 kt. Seas 4 to 6 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...E winds 10 to 15 kt. Seas 5 to 7 ft.
SW Caribbean S of 11N
.TONIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.THU...Variable winds less than 10 kt. Seas 3 ft.
.THU NIGHT...NW winds less than 10 kt. Seas 3 ft.
.FRI...NW winds less than 10 kt. Seas 3 ft.
.FRI NIGHT...NW winds less than 10 kt. Seas 3 to 5 ft.
.SAT...N winds less than 10 kt. Seas 4 to 6 ft.
.SAT NIGHT...N winds less than 10 kt. Seas 3 to 5 ft.
.SUN...NW winds less than 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...NW winds less than 10 kt. Seas 3 to 4 ft.
.MON...W winds less than 10 kt. Seas 3 ft.
.MON NIGHT...W winds less than 10 kt. Seas 3 to 4 ft.
Caribbean between 64W and 72W
.TONIGHT...NE winds 10 to 15 kt Gulf of Venezuela, and E less
than 10 kt elsewhere. Seas 3 to 5 ft.
.THU...E winds less than 10 kt. Seas 3 ft.
.THU NIGHT...E 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 4 ft.
.SAT...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 4 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN...E winds 10 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.
.MON...E winds 10 to 20 kt. Seas 4 to 6 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
.TONIGHT...SE winds less than 10 kt. Seas 4 to 6 ft.
.THU...SE winds less than 10 kt. Seas 4 to 6 ft.
.THU NIGHT...SE winds less than 10 kt. Seas 3 to 5 ft.
.FRI...SE winds less than 10 kt. Seas 3 to 5 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 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 Windward Islands and adjacent ATLC waters from 07N to
15N W of 55W
.TONIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 4 to 6 ft.
.THU...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. 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, 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...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 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 15 kt. Seas 5 to 7 ft.
Synopsis for the the SW N Atlantic including the Bahamas
.SYNOPSIS...A cold front is moving southeastward across the NE
offshore zones, along about 26N-27N, with moderate to fresh
westerly winds N of the front and E of 70W. This feature will
reinforce northwesterly swell of 8 to 11 ft currently affecting
the waters N of 27N and E of 64W. The next cold front has moved
into the NW zones off of N Florida tonight, and is expected to
reach from 31N74W to central Cuba by Thu morning, from 31N68W to
eastern Cuba by Fri morning, and from 31N61W to near the
Windward Passage on Sat morning. Then, the front will stall in
that general vicinity and gradually dissipate through the end of
the weekend. Expect fresh to strong winds and building seas on
either side of the front N of 25N.
ATLC waters from 27N to 31N W of 77W
.TONIGHT...W winds 15 to 25 kt. Seas 5 to 7 ft.
.THU...NW winds 10 to 20 kt. Seas 6 to 8 ft.
.THU NIGHT...NW winds 15 to 25 kt. Seas 6 to 8 ft.
.FRI...NW winds 20 to 25 kt. Seas 7 to 10 ft.
.FRI NIGHT...NW winds 15 to 20 kt. Seas 6 to 9 ft.
.SAT...NW winds 10 to 15 kt. Seas 5 to 7 ft.
.SAT NIGHT...NW winds 10 kt in the evening, becoming variable
winds less than 10 kt. Seas 3 to 5 ft.
.SUN...W winds less than 10 kt. Seas 3 ft.
.SUN NIGHT...Variable winds less than 10 kt. Seas 3 ft in the
evening, subsiding to 2 ft or less.
.MON...Variable winds less than 10 kt. Seas 2 ft or less.
.MON NIGHT...Variable winds less than 10 kt, becoming W less
than 10 kt after midnight. Seas 2 ft or less.
ATLC waters from 27N to 31N between 65W and 77W
.TONIGHT...SW winds 10 to 20 kt. Seas 5 to 7 ft.
.THU...W winds 10 to 20 kt. Seas 6 to 8 ft.
.THU NIGHT...W winds 10 to 20 kt. Seas 6 to 8 ft.
.FRI...W winds 15 to 25 kt. Seas 7 to 10 ft.
.FRI NIGHT...W winds 15 to 25 kt. Seas 8 to 11 ft.
.SAT...W winds 10 to 20 kt. Seas 7 to 10 ft.
.SAT NIGHT...NW winds 10 to 15 kt, diminishing to less than
10 kt after midnight. Seas 7 to 10 ft.
.SUN...NW winds less than 10 kt. Seas 6 to 8 ft.
.SUN NIGHT...W winds less than 10 kt. Seas 4 to 6 ft.
.MON...Variable winds less than 10 kt, becoming N less than
10 kt in the afternoon. Seas 4 to 6 ft.
.MON NIGHT...E winds less than 10 kt. Seas 3 to 5 ft.
Bahamas N of 22N
.TONIGHT...S winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 2 ft or less.
.THU...SW winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft
in the afternoon.
.THU NIGHT...NW winds 10 to 20 kt. Seas 3 to 4 ft.
.FRI...NW winds 10 to 20 kt. Seas 3 to 5 ft.
.FRI NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT...NW winds 10 to 15 kt, shifting to N in the afternoon.
Seas 3 to 4 ft.
.SAT NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft.
.SUN...NE winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less.
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 ft.
.MON...NE winds 10 to 20 kt. Seas 3 to 4 ft.
.MON NIGHT...NE winds 10 to 20 kt. Seas 3 to 5 ft.
ATLC waters from 22N to 27N between 65W and the Bahamas
.TONIGHT...S winds less than 10 kt. Seas 4 to 6 ft.
.THU...W of 70W, SW winds less than 10 kt, increasing to 10 to
15 kt in the afternoon. Elsewhere, SW winds less than 10 kt.
Seas 3 to 5 ft.
.THU NIGHT...W of 70W, SW winds 10 to 20 kt. Elsewhere, S winds
less than 10 kt, increasing to 10 to 15 kt after midnight. Seas
4 to 6 ft.
.FRI...SW winds 10 to 20 kt. Seas 5 to 7 ft.
.FRI NIGHT...W winds 10 to 15 kt. Seas 5 to 7 ft.
.SAT...NW winds 10 to 15 kt. Seas 6 to 8 ft.
.SAT NIGHT...N winds 10 kt. Seas 6 to 8 ft.
.SUN...NE winds less than 10 kt, increasing to 10 to 15 kt in
the afternoon. Seas 5 to 7 ft.
.SUN NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft.
.MON...NE winds 10 to 15 kt. Seas 4 to 6 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft.
ATLC waters S of 22N W of 65W
.TONIGHT...E winds less than 10 kt. Seas 3 to 5 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...SW winds less than 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...SW winds less than 10 kt, shifting to W after
midnight. Seas 3 to 4 ft.
.SAT...N winds less than 10 kt. Seas 3 to 4 ft.
.SAT NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 5 ft.
.SUN...NE winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.
.MON...E winds 10 to 15 kt. Seas 4 to 6 ft.
.MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.
ATLC waters from 19N to 22N between 55W and 65W
.TONIGHT...E winds less than 10 kt. Seas 5 to 7 ft.
.THU...E winds less than 10 kt. Seas 5 to 6 ft.
.THU NIGHT...SE winds less than 10 kt. Seas 4 to 6 ft.
.FRI...S winds less than 10 kt. Seas 4 to 6 ft.
.FRI NIGHT...SE winds 10 to 15 kt, diminishing to less than
10 kt after midnight. Seas 4 to 6 ft.
.SAT...SE winds less than 10 kt. Seas 4 to 6 ft.
.SAT NIGHT...E winds less than 10 kt. Seas 4 to 5 ft.
.SUN...E winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft.
.MON...E winds 10 to 15 kt. Seas 6 to 7 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 6 to 7 ft.
