000
FZNT32 KNHC 200257
OFFN21

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1057 PM EDT Thu Oct 19 2023

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...High pressure from the northern Gulf coast into
South Carolina will shift SW through Sat, allowing a cold front
to sag into the NE Gulf. This front will weaken through the
eastern Gulf through the weekend, before moving E of the area.
Looking ahead, high pressure building in the wake of the front
will support moderate to fresh NE to E winds Sun night through
Tue. 

Gulf of Mexico N of 26N W of 87W

.OVERNIGHT...Variable winds less than 10 kt, becoming SW less
than 10 kt after midnight. Seas 2 ft or less. 
.FRI...W winds less than 10 kt. Seas 2 ft or less. 
.FRI NIGHT...W winds less than 10 kt. Seas 3 to 4 ft.
.SAT...W winds 10 kt. Seas 3 ft in the morning, subsiding to
2 ft or less. 
.SAT NIGHT...Variable winds less than 10 kt, becoming S less
than 10 kt after midnight. Seas 2 ft or less. 
.SUN...E winds less than 10 kt. Seas 2 ft or less. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to
3 ft after midnight. 
.MON...SE winds 10 to 15 kt. Seas 3 ft. 
.MON NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE...SE winds 15 to 20 kt. Seas 4 to 6 ft. 
.TUE NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. 

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

.OVERNIGHT...E winds less than 10 kt. Seas 2 ft or less. 
.FRI...NW winds less than 10 kt. Seas 2 ft or less.
.FRI NIGHT...NE winds less than 10 kt. Seas 2 ft or less. 
.SAT...SW winds less than 10 kt in the morning, becoming
variable winds less than 10 kt. Seas 2 ft or less. 
.SAT NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 2 ft or less. 
.SUN...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 2 ft or less. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to
3 ft after midnight. 
.MON...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.TUE NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. 

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

.OVERNIGHT...NE winds less than 10 kt. Seas 3 ft. 
.FRI...N winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less. 
.FRI NIGHT...NE winds less than 10 kt. Seas 2 ft or less. 
.SAT...E winds less than 10 kt. Seas 2 ft or less. 
.SAT NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 2 ft or less. 
.SUN...SE winds 10 to 15 kt. Seas 2 ft or less. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to
3 ft after midnight. 
.MON...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 

Gulf of Mexico E of 87W

.OVERNIGHT...NE winds 10 to 15 kt, shifting to N after midnight.
Seas 3 ft. 
.FRI...N winds less than 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas 3 ft. 
.FRI NIGHT...NW winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT...N winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT NIGHT...N winds less than 10 kt. Seas 3 ft. 
.SUN...NE winds 10 kt. Seas 2 ft or less. 
.SUN NIGHT...NE winds 10 kt. Seas 2 ft or less. 
.MON...E winds 10 to 15 kt. Seas 2 ft or less. 
.MON NIGHT...E winds 10 to 20 kt. Seas 3 ft. 
.TUE...E winds 15 to 20 kt. Seas 4 to 6 ft. 
.TUE NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft.