000
FZNT32 KNHC 220259
OFFN21

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1059 PM EDT Tue Jul 21 2020

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 weak low pressure has developed over the SE Gulf
near the northern end of a tropical wave. This system is
expected to cross the SE Gulf of Mexico tonight, move over the
central Gulf on Wednesday, and reach the northwestern Gulf on
Thursday and Friday. Gradual tropical cyclone formation is
possible while it moves west-northwestward during the next few
days. Increasing winds and seas are expected in association with
this system. 

Gulf of Mexico N of 26N W of 87W

.OVERNIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.WED...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.WED NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. 
.THU...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.THU NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. 
.FRI...S winds 10 to 15 kt. Seas 4 to 6 ft. 
.FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. 

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

.OVERNIGHT...E winds less than 10 kt. Seas 2 ft or less,
building to 3 to 4 ft after midnight. 
.WED...SE winds less than 10 kt. Seas 3 to 4 ft. 
.WED NIGHT...E winds less than 10 kt. Seas 3 to 4 ft. 
.THU...SE winds 10 to 15 kt, shifting to S in the afternoon.
Seas 3 to 4 ft. 
.THU NIGHT...E winds less than 10 kt, shifting to SE after
midnight. Seas 3 to 4 ft. 
.FRI...S winds 10 to 15 kt, shifting to SE in the afternoon.
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...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN...SE winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 4 ft. 
.SUN NIGHT...E winds less than 10 kt, shifting to SE after
midnight. Seas 3 to 4 ft. 

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

.OVERNIGHT...SE winds less than 10 kt within 60 nm of coast of
Veracruz, and E 10 to 15 kt elsewhere. Seas 2 ft or less,
building to 3 ft after midnight. 
.WED...SE winds less than 10 kt. Seas 2 ft or less. 
.WED NIGHT...E winds less than 10 kt. Seas 2 ft or less. 
.THU...SE winds less than 10 kt in the morning, becoming
variable winds less than 10 kt. Seas 2 ft or less. 
.THU NIGHT...NE winds less than 10 kt, shifting to E after
midnight. Seas 2 ft or less. 
.FRI...SE winds 10 to 15 kt, shifting to E in the afternoon.
Seas 2 ft or less. 
.FRI NIGHT...E 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 10 to 15 kt. Seas 3 to 4 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 

Gulf of Mexico E of 87W

.OVERNIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. 
.WED...SE winds 10 to 20 kt. Seas 5 to 7 ft. 
.WED NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. 
.THU...SE winds 10 to 20 kt. Seas 4 to 6 ft. 
.THU NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. 
.FRI...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.SUN NIGHT...SE winds less than 10 kt. Seas 2 ft or less.