000
FZNT32 KNHC 310234
OFFN21

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
1034 PM EDT Thu Jul 30 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...Tropical Storm Isaias is centered near 20.5N 71.9W
999 mb at 11 PM EDT moving NW at 16 kt. Maximum sustained winds
50 kt gusts 60 kt. Weak high pressure over the NE Gulf will
drift W through the weekend as Isaias moves NW to the Central
Bahamas Fri evening and night then veer more NNW over or near
the NW Bahamas and near SE Florida Sat. Isaias is the expected
to move N then NE across the W Atlantic and remain east of the
Gulf of Mexico through the weekend. 

Gulf of Mexico N of 26N W of 87W

.OVERNIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. 
.FRI...S winds less than 10 kt. Seas 3 to 4 ft. 
.FRI NIGHT...Variable winds less than 10 kt, becoming S 10 kt
after midnight. Seas 3 ft. 
.SAT...S winds less than 10 kt in the morning, becoming variable
winds less than 10 kt. Seas 3 ft in the morning, subsiding to
2 ft or less. 
.SAT NIGHT...Variable winds less than 10 kt, becoming SE less
than 10 kt after midnight. Seas 2 ft or less. 
.SUN...Variable winds less than 10 kt. Seas 2 ft or less. 
.SUN NIGHT...Variable winds less than 10 kt, becoming S less
than 10 kt after midnight. Seas 2 ft or less. 
.MON...SW winds less than 10 kt in the morning, becoming
variable winds less than 10 kt. Seas 2 ft or less. 
.MON NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. 
.TUE...Variable winds less than 10 kt. Seas 2 ft or less. 
.TUE NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. 

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

.OVERNIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.FRI...E winds 10 to 15 kt, diminishing to less than 10 kt in
the afternoon. Seas 3 to 4 ft. 
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.SAT...E winds less than 10 kt. Seas 3 ft. 
.SAT NIGHT...E winds less than 10 kt. Seas 3 ft. 
.SUN...E winds less than 10 kt in the morning, becoming variable
winds less than 10 kt. Seas 3 ft in the morning, subsiding to
2 ft or less. 
.SUN NIGHT...E winds less than 10 kt. Seas 2 ft or less. 
.MON...E winds less than 10 kt in the morning, becoming variable
winds less than 10 kt. Seas 2 ft or less. 
.MON NIGHT...E winds less than 10 kt. Seas 2 ft or less. 
.TUE...SE winds less than 10 kt in the morning, becoming
variable winds less than 10 kt. Seas 2 ft or less. 
.TUE NIGHT...E winds less than 10 kt. Seas 2 ft or less. 

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

.OVERNIGHT...E winds less than 10 kt within 60 nm of coast of
Veracruz, and NE 10 to 20 kt elsewhere. Seas 3 to 5 ft. 
.FRI...SE winds less than 10 kt within 60 nm of coast of
Veracruz, and E 10 to 15 kt elsewhere. Seas 3 to 5 ft. 
.FRI NIGHT...Within 60 nm of coast of Veracruz, Variable winds
less than 10 kt, becoming N less than 10 kt after midnight.
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...Within 60 nm of coast of Veracruz, Variable winds less
than 10 kt, becoming N less than 10 kt in the afternoon.
Elsewhere, E winds 10 to 15 kt, diminishing to less than 10 kt
in the afternoon. Seas 3 ft in the morning, subsiding to 2 ft or
less. 
.SAT NIGHT...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. 
.SUN...E winds 10 to 15 kt, shifting to NE in the afternoon.
Seas 3 ft in the morning, subsiding to 2 ft or less. 
.SUN NIGHT...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. 
.MON...E winds 10 to 15 kt, shifting to NE in the afternoon.
Seas 2 ft or less. 
.MON NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less. 
.TUE...NE winds less than 10 kt. Seas 2 ft or less. 
.TUE NIGHT...NE winds less than 10 kt. Seas 2 ft or less. 

Gulf of Mexico E of 87W

.OVERNIGHT...NE winds 10 to 15 kt. Seas 3 ft. 
.FRI...E winds 10 to 15 kt, shifting to NE in the afternoon.
Seas 3 ft. 
.FRI NIGHT...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...NE winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less. 
.SAT NIGHT...N winds less than 10 kt. Seas 2 ft or less. 
.SUN...N winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less. 
.SUN NIGHT...N winds less than 10 kt. Seas 2 ft or less. 
.MON...N winds less than 10 kt. Seas 2 ft or less. 
.MON NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. 
.TUE...Variable winds less than 10 kt. Seas 2 ft or less. 
.TUE NIGHT...SE winds less than 10 kt. Seas 2 ft or less.