921 
FZNT32 KNHC 201545
OFFN21

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1045 AM EST Mon Nov 20 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...Fresh southerly return flow is expected over the
western Gulf ahead of the next cold forecast to enter the NW
Gulf tonight. The front will reach from south-central Louisiana
to near Veracruz, Mexico by Tue morning, and from the Big Bend
of Florida to the central Bay of Campeche by Wed morning. Gale
force winds will develop over the west- central and SW Gulf Tue
morning through Wed. Rough to very rough seas are expected over
the SW Gulf by Tue through Wed. 

Gulf of Mexico N of 26N W of 87W

.TODAY...S winds 10 to 20 kt. Seas 4 to 6 ft. 
.TONIGHT...S winds 10 to 20 kt. Seas 4 to 6 ft. 
.TUE...NW winds 15 to 25 kt. Seas 5 to 7 ft. 
.TUE NIGHT...N winds 15 to 25 kt. Seas 6 to 8 ft. 
.WED...N winds 10 to 20 kt. Seas 6 to 8 ft. 
.WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. 
.THU...NE winds less than 10 kt. Seas 3 to 5 ft. 
.THU NIGHT...NE winds less than 10 kt in the evening, becoming
variable winds less than 10 kt. Seas 3 to 4 ft. 
.FRI...N winds less than 10 kt. Seas 3 to 5 ft. 
.FRI NIGHT...NE winds 10 kt. Seas 3 to 5 ft. 

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

...GALE WARNING TUE...

.TODAY...SE winds 10 to 20 kt. Seas 4 to 6 ft. 
.TONIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. 
.TUE...E winds 15 to 25 kt, becoming N winds 25 to 35 kt in the
morning. Seas 5 to 7 ft.
.TUE NIGHT...N winds 15 to 25 kt. Seas 6 to 9 ft. 
.WED...N winds 15 to 25 kt. Seas 6 to 9 ft. 
.WED NIGHT...NE winds 10 to 20 kt. Seas 6 to 9 ft. 
.THU...NE winds 10 to 15 kt. Seas 5 to 7 ft. 
.THU NIGHT...NE winds 10 to 15 kt, diminishing to less than
10 kt after midnight. Seas 4 to 6 ft. 
.FRI...N winds less than 10 kt. Seas 3 to 5 ft. 
.FRI NIGHT...NE winds 10 to 15 kt, diminishing to less than
10 kt after midnight. Seas 3 to 5 ft. 

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

...GALE WARNING TUE THROUGH WED...

.TODAY...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.TONIGHT...Within 60 nm of coast of Veracruz, SE winds 10 to
15 kt, shifting to S after midnight. Elsewhere, SE winds 10 to
15 kt. Seas 3 to 4 ft. 
.TUE...Within 60 nm of coast of Veracruz, NW winds 25 to 35 kt, 
Seas 4 to 6 ft, building to 6 to 9 ft in the afternoon. 
Elsewhere, SE winds 10 to 15 kt, shifting to E in the 
afternoon,Seas 3 ft, building to 4 to 6 ft in the afternoon. 
.TUE NIGHT...NW winds 25 to 35 kt within 60 nm of coast of
Veracruz, and N 15 to 25 kt elsewhere. Seas 9 to 14 ft within
60 nm of coast of Veracruz, and 7 to 10 ft elsewhere. 
.WED...N winds 25 to 35 kt, becoming N winds 15 to 25 kt. Seas 7
to 10 ft.
.WED NIGHT...N winds 10 to 20 kt. Seas 7 to 10 ft. 
.THU...NW winds 10 to 20 kt. Seas 6 to 8 ft. 
.THU NIGHT...NW winds less than 10 kt. Seas 5 to 7 ft. 
.FRI...NW winds less than 10 kt in the morning, becoming
variable winds less than 10 kt. Seas 3 to 5 ft. 
.FRI NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. 

Gulf of Mexico E of 87W

.TODAY...SE winds 10 to 15 kt. Seas 2 ft or less. 
.TONIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.WED...NE winds 10 to 15 kt. Seas 3 to 5 ft. 
.WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. 
.THU...NE winds 10 kt. Seas 4 to 6 ft. 
.THU NIGHT...E winds 10 kt. Seas 3 to 5 ft. 
.FRI...SE winds less than 10 kt. Seas 3 to 5 ft. 
.FRI NIGHT...S winds less than 10 kt, shifting to N after
midnight. Seas 3 to 5 ft.