Offshore Forecast
Issued by NWS

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000
FZNT32 KNHC 230220
OFFN21

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1020 PM EDT Fri Sep 22 2017

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 for the Gulf of Mexico

.SYNOPSIS...A thermal trough will develop each evening over the
NW Yucatan Peninsula, move W-NW across the SW Gulf overnight and
dissipate over the SW Gulf waters by late each morning. High
pressure will remain over the northern waters through Wed.

Gulf of Mexico N of 26N W of 87W

.OVERNIGHT...E winds 10 to 15 kt. Seas 3 ft.
.SAT...E winds 10 kt. Seas 3 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 ft.
.SUN...E winds 10 kt. Seas 3 ft in the morning, subsiding to
2 ft or less.
.SUN NIGHT...SE winds 10 kt. Seas 2 ft or less.
.MON...SE winds 10 kt. Seas 2 ft or less.
.MON NIGHT...SE winds 10 to 15 kt. Seas 2 ft or less.
.TUE...SE winds 10 to 15 kt. Seas 2 ft or less.
.TUE NIGHT...E winds 10 to 15 kt. Seas 2 ft or less.
.WED...E winds 10 to 15 kt. Seas 3 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 ft.

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

.OVERNIGHT...E winds 10 kt. Seas 3 ft.
.SAT...E winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less.
.SAT NIGHT...E winds 10 kt. Seas 2 ft or less.
.SUN...SE winds less than 10 kt. Seas 2 ft or less.
.SUN NIGHT...E winds 10 kt. Seas 2 ft or less.
.MON...SE winds 10 kt. Seas 3 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 ft.
.TUE...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.WED...E winds 10 to 20 kt. Seas 4 to 6 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.

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

.OVERNIGHT...Within 60 nm of coast of Veracruz, E winds less
than 10 kt. Elsewhere, NE winds less than 10 kt, increasing to
10 to 15 kt after midnight. Seas 2 ft or less, building to 3 ft
after midnight.
.SAT...SE winds less than 10 kt. Seas 2 ft or less.
.SAT NIGHT...Within 60 nm of coast of Veracruz, E winds less
than 10 kt. Elsewhere, NE winds less than 10 kt, shifting to E
after midnight. Seas 2 ft or less, building to 3 ft after
midnight.
.SUN...Within 60 nm of coast of Veracruz, SE winds less than
10 kt. Elsewhere, E winds 10 to 15 kt, shifting to SE in the
afternoon. Seas 2 ft or less.
.SUN NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 2 ft or less.
.MON...SE winds 10 to 15 kt. Seas 3 ft.
.MON NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 2 ft or less, building to 3 to 4 ft after
midnight.
.TUE...E winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.
.WED...E winds 10 to 20 kt. Seas 3 to 5 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.

Gulf of Mexico E of 87W

.OVERNIGHT...NE winds 10 kt. Seas 2 ft or less.
.SAT...NE winds less than 10 kt. Seas 2 ft or less.
.SAT NIGHT...E winds 10 kt. Seas 2 ft or less.
.SUN...E winds less than 10 kt. Seas 2 ft or less.
.SUN NIGHT...E winds less than 10 kt. Seas 2 ft or less.
.MON...SE winds less than 10 kt. Seas 2 ft or less.
.MON NIGHT...E winds less than 10 kt. Seas 2 ft or less.
.TUE...E winds less than 10 kt. Seas 2 ft or less.
.TUE NIGHT...E winds less than 10 kt. Seas 2 ft or less.
.WED...NE winds less than 10 kt. Seas 2 ft or less.
.WED NIGHT...E winds less than 10 kt. Seas 2 ft or less.


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