000
FZNT32 KNHC 120857
OFFN21

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
457 AM EDT Wed Apr 12 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...A surface trough extends along 90W and S of 28N. A
low pres will develop along the trough today. Strong to
near-gale force E winds with seas to 9 ft are already occurring
across the NE Gulf. Winds will be increasing to gale-force this
afternoon over the NE gulf waters as the low develops and moves
N through Wed night. Once the low has moved inland, marine
conditions at both locations will improve by Thu afternoon. For
the weekend, a cold front is forecast to enter the western Gulf
which will cause winds and seas to increase. 

Gulf of Mexico N of 26N W of 87W

...GALE WARNING TODAY...

.TODAY...NE winds 20 to 35 kt. Seas 6 to 8 ft. 
.TONIGHT...NW winds 10 to 20 kt. Seas 6 to 9 ft. 
.THU...W winds 10 to 20 kt. Seas 4 to 6 ft. 
.THU NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. 
.FRI...S winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 4 ft. 
.SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.SUN...NE winds 10 to 20 kt. Seas 4 to 6 ft. 
.SUN NIGHT...NE winds 10 to 20 kt. Seas 5 to 7 ft. 

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

.TODAY...NW winds less than 10 kt, increasing to 10 to 15 kt in
the afternoon. Seas 3 to 5 ft. 
.TONIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. 
.THU...W winds 10 to 15 kt. Seas 3 to 5 ft. 
.THU NIGHT...S winds less than 10 kt, shifting to SE after
midnight. Seas 3 to 5 ft. 
.FRI...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT NIGHT...E 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 5 to 7 ft. 

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

.TODAY...N winds less than 10 kt. Seas 3 to 4 ft. 
.TONIGHT...N winds less than 10 kt. Seas 3 ft. 
.THU...Variable winds less than 10 kt, becoming E less than
10 kt in the afternoon. Seas 3 ft. 
.THU NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.FRI...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN...NE winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...N winds 10 to 20 kt. Seas 3 to 5 ft. 

Gulf of Mexico E of 87W

...GALE WARNING TODAY AND EARLY TONIGHT...

.TODAY...SE winds 20 to 35 kt. Seas 6 to 9 ft. 
.TONIGHT...SE winds 20 to 35 kt becoming SW winds 10 to 20 kt
late. Seas 6 to 9 ft. 
.THU...SW winds 10 to 20 kt. Seas 3 to 5 ft. 
.THU NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. 
.FRI...S winds less than 10 kt. Seas 3 to 4 ft. 
.FRI NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. 
.SAT...SE winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less. 
.SAT NIGHT...SE winds less than 10 kt. Seas 2 ft or less. 
.SUN...NE winds less than 10 kt. Seas 2 ft or less, building to
3 ft in the afternoon. 
.SUN NIGHT...N winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 4 ft.