515
FZNT32 KNHC 270315
OFFN21

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1115 PM EDT Thu Sep 26 2024

Marine Weather HF Voice Broadcast for the Gulf of Mexico

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...Hurricane Helene is near 29.9N 83.9W at 11 PM EDT,
and is moving north-northeast at 21 kt. Maximum sustained winds
are 120 kt with gusts to 140 kt, and the minimum central
pressure is 938 mb. Helene will move inland and weaken to a
tropical storm near 33.9N 84.0W Fri morning, weaken as an
extratropical cyclone near 36.9N 86.2W Fri evening, 36.8N 87.5W
Sat morning, 36.9N 86.9W Sat evening, 37.1N 86.4W Sun morning,
and dissipate Sun evening. Winds and seas will improve over the
eastern Gulf waters by Fri night. Light to gentle winds and
slight seas will prevail across the basin beginning on Sat
through early next week.

Gulf of Mexico N of 26N W of 87W

.OVERNIGHT...N winds 20 to 30 kt. Seas 11 to 16 ft.
.FRI...NW winds 10 to 20 kt. Seas 8 to 13 ft, subsiding to 7 to
10 ft in the afternoon.
.FRI NIGHT...W winds 10 to 15 kt. Seas 5 to 7 ft.
.SAT...W winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT NIGHT...W winds 10 to 15 kt. Seas 3 ft.
.SUN...W winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 2 ft or less.
.SUN NIGHT...N winds less than 10 kt, shifting to SE after
midnight. Seas 2 ft or less.
.MON...NE winds less than 10 kt. Seas 2 ft or less.
.MON NIGHT...E winds less than 10 kt. Seas 2 ft or less.
.TUE...NE winds less than 10 kt, increasing to 10 to 15 kt in
the afternoon. Seas 2 ft or less.

Gulf of Mexico from 22N to 26N W of 87W

.OVERNIGHT...NW winds 10 to 20 kt. Seas 8 to 11 ft.
.FRI...NW winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 7 to 10 ft.
.FRI NIGHT...NE winds less than 10 kt. Seas 5 to 7 ft.
.SAT...N winds less than 10 kt. Seas 3 to 5 ft.
.SAT NIGHT...NE winds 10 to 15 kt, shifting to E after midnight.
Seas 3 to 4 ft.
.SUN...NE winds less than 10 kt. Seas 2 ft or less.
.SUN NIGHT...E winds 10 to 15 kt. Seas 2 ft or less.
.MON...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 2 ft or less.
.MON NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less.
.TUE...NE winds 10 to 15 kt. Seas 2 ft or less.

SW Gulf of Mexico S of 22N W of 87W

.OVERNIGHT...NW winds 10 to 15 kt within 60 nm of coast of
Veracruz, and NW less than 10 kt elsewhere. Seas 4 to 6 ft.
.FRI...W winds 10 to 15 kt. Seas 4 to 6 ft.
.FRI NIGHT...Within 60 nm of coast of Veracruz, NW winds 10 to
15 kt. Elsewhere, NW winds 10 to 15 kt, shifting to N after
midnight. Seas 3 to 5 ft.
.SAT...Within 60 nm of coast of Veracruz, NW winds 10 to 15 kt.
Elsewhere, W winds less than 10 kt, increasing to 10 to 15 kt in
the afternoon. Seas 3 to 5 ft.
.SAT NIGHT...N winds 10 to 20 kt. Seas 3 to 4 ft.
.SUN...N winds 10 to 20 kt. Seas 3 ft in the morning, subsiding
to 2 ft or less.
.SUN NIGHT...NE winds 10 to 20 kt. Seas 2 ft or less.
.MON...NE winds 10 to 15 kt. Seas 2 ft or less.
.MON NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less.
.TUE...NE winds 10 to 20 kt. Seas 2 ft or less.

Gulf of Mexico E of 87W

...HURRICANE WARNING...

.OVERNIGHT...TROPICAL STORM CONDITIONS. W winds 40 to 50 kt.
Seas 13 to 18 ft.
.FRI...SW winds 15 to 25 kt. Seas 9 to 14 ft, subsiding to 7 to
10 ft in the afternoon.
.FRI NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft.
.SAT...SW winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN...S winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 ft.
.SUN NIGHT...SE winds 10 to 15 kt. Seas 2 ft or less.
.MON...SE winds 10 to 15 kt, shifting to E in the afternoon.
Seas 2 ft or less.
.MON NIGHT...E winds 10 to 15 kt. Seas 2 ft or less.
.TUE...E winds 10 to 15 kt. Seas 3 ft.