000
FZNT32 KNHC 292110
OFFN21

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
510 PM EDT Tue Aug 29 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...Hurricane Idalia is near 26.1N 84.8W at 5 PM EDT,
and is moving north at 14 kt. Maximum sustained winds are 85 kt
with gusts to 105 kt, and the minimum central pressure is
972 mb. Idalia will move to 28.3N 84.5W Wed morning, 31.0N 82.9W
Wed afternoon, move inland and weaken to a tropical storm near
32.9N 80.2W Thu morning, then will be north of area near 33.9N
77.1W Thu afternoon. Idalia is expected to become a major
hurricane tonight. High pressure and improving conditions will
arrive in the wake of Idalia by Fri. 

Gulf of Mexico N of 26N W of 87W

.TONIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. 
.WED...N winds 10 to 20 kt. Seas 5 to 7 ft. 
.WED NIGHT...N winds 10 to 15 kt, shifting to SE after midnight.
Seas 4 to 6 ft. 
.THU...W winds 10 to 15 kt, shifting to N in the afternoon. Seas
3 to 4 ft. 
.THU NIGHT...E winds less than 10 kt, shifting to SE after
midnight. Seas 2 ft or less. 
.FRI...SE winds 10 to 15 kt. Seas 2 ft or less. 
.FRI NIGHT...SE winds 10 to 20 kt. Seas 2 ft or less, building
to 3 to 4 ft after midnight. 
.SAT...S winds 10 to 20 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. 

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

.TONIGHT...NW winds 10 to 20 kt. Seas 4 to 6 ft. 
.WED...NW winds 10 to 20 kt. Seas 3 to 5 ft. 
.WED NIGHT...NW winds 10 to 15 kt, shifting to SE after
midnight. Seas 3 to 5 ft. 
.THU...SW winds 10 to 15 kt. Seas 3 to 4 ft. 
.THU NIGHT...SE winds 10 to 20 kt. Seas 3 ft. 
.FRI...S winds 10 to 20 kt. Seas 3 to 4 ft. 
.FRI NIGHT...SE winds 10 to 20 kt. Seas 2 ft or less, building
to 3 ft after midnight. 
.SAT...SE winds 10 to 20 kt. Seas 3 to 4 ft. 
.SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. 
.SUN...E winds 10 to 20 kt. Seas 3 to 4 ft. 

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

.TONIGHT...Within 60 nm of coast of Veracruz, Variable winds
less than 10 kt, becoming S less than 10 kt after midnight.
Elsewhere, NW winds 10 to 15 kt, shifting to W after midnight.
Seas 2 ft or less. 
.WED...W winds less than 10 kt. Seas 2 ft or less. 
.WED NIGHT...Within 60 nm of coast of Veracruz, NE winds less
than 10 kt, shifting to SE after midnight. Elsewhere, NW winds
10 to 15 kt. Seas 2 ft or less. 
.THU...Within 60 nm of coast of Veracruz, W winds less than
10 kt. Elsewhere, SW winds 10 to 15 kt, shifting to W in the
afternoon. Seas 2 ft or less. 
.THU NIGHT...Within 60 nm of coast of Veracruz, NE winds 10 to
15 kt. E after midnight. Elsewhere, N winds 10 to 15 kt. Seas
2 ft or less. 
.FRI...E winds less than 10 kt within 60 nm of coast of
Veracruz, and SE 10 to 20 kt elsewhere. Seas 2 ft or less. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 2 ft or less. 
.SAT...NE winds less than 10 kt within 60 nm of coast of
Veracruz, and E 10 to 20 kt elsewhere. Seas 2 ft or less. 
.SAT NIGHT...E winds less than 10 kt within 60 nm of coast of
Veracruz, and E 10 to 20 kt elsewhere. Seas 2 ft or less,
building to 3 ft after midnight. 
.SUN...NE winds less than 10 kt within 60 nm of coast of
Veracruz, and E 10 to 20 kt elsewhere. Seas 3 ft. 

Gulf of Mexico E of 87W

...HURRICANE WARNING...

.TONIGHT...HURRICANE CONDITIONS. SW winds 70 to 80 kt,
increasing to 80 to 90 kt after midnight. Seas 12 to 17 ft. 
.WED...TROPICAL STORM CONDITIONS EXPECTED. SW winds 75 to
85 kt, diminishing to 20 to 30 kt in the afternoon. Seas 9 to
14 ft, subsiding to 6 to 9 ft in the afternoon. 
.WED NIGHT...SW winds 15 to 25 kt. Seas 5 to 7 ft. 
.THU...SW winds 10 to 20 kt. Seas 4 to 6 ft. 
.THU NIGHT...S winds 10 to 20 kt. Seas 3 to 4 ft. 
.FRI...SE winds 10 to 15 kt. Seas 3 ft. 
.FRI NIGHT...E winds 10 to 20 kt. Seas 3 ft. 
.SAT...E winds 10 to 20 kt. Seas 3 ft. 
.SAT NIGHT...NE winds 10 to 15 kt. Seas 3 ft. 
.SUN...NE winds 10 to 15 kt. Seas 3 ft.