000
FZNT32 KNHC 272120
OFFN21

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
520 PM EDT Fri Aug 27 2021

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 Ida near 22.1N 83.2W 985 mb at 5 PM EDT
moving NW at 13 kt. Maximum sustained winds 70 kt gusts 85 kt.
Ida will move to 23.5N 84.8W Sat morning, 25.3N 86.9W Sat
afternoon, 27.1N 89.0W Sun morning, 28.6N 90.6W Sun afternoon,
inland to 30.0N 91.3W Mon morning, and move inland and weaken to
a tropical storm near 31.5N 91.1W Mon afternoon. Ida will weaken
to a tropical depression while moving inland near 34.4N 89.3W
Tue afternoon. Light to gentle variable winds are expected in
the SW gulf and far western basin through Mon. Otherwise,
moderate to locally fresh return flow will establish across the
basin Tue and Wed. 

Gulf of Mexico N of 26N W of 87W

...HURRICANE WARNING...

.TONIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.SAT...TROPICAL STORM CONDITIONS EXPECTED. E winds 15 to 25 kt,
increasing to 35 to 45 kt in the afternoon. Seas 4 to 6 ft. 
.SAT NIGHT...HURRICANE CONDITIONS EXPECTED. E winds 85 to
105 kt. Seas 9 to 14 ft, building to 12 to 17 ft after midnight.
.SUN...HURRICANE CONDITIONS EXPECTED. N winds 95 to 115 kt,
becoming W 70 to 80 kt in the afternoon. Seas 13 to 18 ft. 
.SUN NIGHT...HURRICANE CONDITIONS POSSIBLE. W winds 30 to
40 kt, becoming SW 20 to 30 kt after midnight. Seas 11 to 16 ft,
subsiding to 9 to 13 ft after midnight. 
.MON...TROPICAL STORM CONDITIONS POSSIBLE. 
.MON NIGHT...SW winds 15 to 25 kt. Seas 6 to 8 ft. 
.TUE...SW winds 15 to 25 kt. Seas 5 to 7 ft. 
.TUE NIGHT...SW winds 15 to 25 kt. Seas 4 to 6 ft. 
.WED...SW winds 10 to 20 kt. Seas 3 to 5 ft. 

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

...HURRICANE WARNING...

.TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to
20 kt. Seas 3 to 4 ft. 
.SAT...HURRICANE CONDITIONS EXPECTED. E winds 20 to 30 kt, 
becoming NE 80 to 90 kt in the afternoon. Seas 5 to 7 ft. 
.SAT NIGHT...HURRICANE CONDITIONS EXPECTED. NE winds 90 to 100 
kt, becoming SE 35 to 45 kt after midnight. Seas 7 to 10 ft.
.SUN...TROPICAL STORM CONDITIONS POSSIBLE. SW winds 20 to
30 kt. Seas 6 to 9 ft. 
.SUN NIGHT...S winds 15 to 25 kt. Seas 6 to 9 ft. 
.MON...S winds 15 to 25 kt. Seas 6 to 8 ft. 
.MON NIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. 
.TUE...S winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.WED...SE winds 10 to 20 kt. Seas 3 to 5 ft. 

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

.TONIGHT...Within 60 nm of coast of Veracruz, E winds less than
10 kt, shifting to SE after midnight. Elsewhere, NE winds 10 to
15 kt. Seas 2 ft or less. 
.SAT...Within 60 nm of coast of Veracruz, SE winds 10 to 15 kt,
diminishing to less than 10 kt in the afternoon. Elsewhere, N
winds less than 10 kt. Seas 2 ft or less. 
.SAT NIGHT...NE winds 10 to 20 kt. Seas 2 ft or less. 
.SUN...SE winds less than 10 kt within 60 nm of coast of
Veracruz, and SE 10 to 20 kt elsewhere. Seas 3 to 4 ft. 
.SUN NIGHT...E winds less than 10 kt within 60 nm of coast of
Veracruz, and NE 15 to 25 kt elsewhere. Seas 3 to 5 ft. 
.MON...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.MON NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE...SE winds 10 to 20 kt. Seas 3 to 4 ft. 
.TUE NIGHT...SE winds 10 to 20 kt. Seas 3 ft in the evening,
subsiding to 2 ft or less. 
.WED...SE winds less than 10 kt within 60 nm of coast of
Veracruz, and SE 10 to 20 kt elsewhere. Seas 3 ft in the
morning, subsiding to 2 ft or less. 

Gulf of Mexico E of 87W

...HURRICANE WARNING...

.TONIGHT...HURRICANE CONDITIONS. E winds 40 to 50 kt, increasing
to 75 to 85 kt after midnight. Seas 5 to 7 ft, building to 7 to 
10 ft after midnight. 
.SAT...HURRICANE CONDITIONS EXPECTED. SE winds 80 to 90 kt,
increasing to 80 to 100 kt in the afternoon. Seas 10 to 15 ft. 
.SAT NIGHT...TROPICAL STORM CONDITIONS EXPECTED. SE winds 50 to
60 kt, diminishing to 25 to 35 kt after midnight. Seas 9 to
14 ft. 
.SUN...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 20 to
30 kt. Seas 8 to 11 ft. 
.SUN NIGHT...SE winds 15 to 25 kt. Seas 6 to 9 ft. 
.MON...SE winds 15 to 25 kt. Seas 5 to 7 ft. 
.MON NIGHT...S winds 15 to 25 kt. Seas 4 to 6 ft. 
.TUE...S winds 15 to 25 kt. Seas 3 to 5 ft. 
.TUE NIGHT...S winds 15 to 25 kt. Seas 3 to 5 ft. 
.WED...S winds 15 to 25 kt. Seas 3 to 5 ft.