000
FZNT32 KNHC 130918
OFFN21

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
518 AM EDT Sun Sep 13 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 Sally near 27.0N 84.0W 1001 mb at
5 AM EDT moving WNW at 11 kt. Maximum sustained winds 45 kt
gusts 50 kt. Sally will move to 27.7N 85.4W this afternoon,
28.3N 87.2W Mon morning, strengthen to a hurricane near 28.7N
88.7W Mon afternoon, 29.2N 89.7W Tue morning, 30.1N 90.0W Tue
afternoon, and weaken to a tropical storm near 31.0N 90.0W Wed
morning. Sally will weaken to a tropical depression while moving
inland near 32.8N 88.6W early Thu. Otherwise, a surface trough
over the western Gulf of Mexico will prevail through the middle
of next week with low chance of tropical cyclone formation. 

Gulf of Mexico N of 26N W of 87W

...HURRICANE WARNING...

.TODAY...TROPICAL STORM CONDITIONS POSSIBLE. NE winds 15 to
25 kt. Seas 3 to 5 ft. 
.TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. NE winds 30 to
40 kt, increasing to 45 to 55 kt after midnight. Seas 4 to 6 ft,
building to 6 to 9 ft after midnight. 
.MON...TROPICAL STORM CONDITIONS EXPECTED. N winds 55 to 65 kt.
Seas 7 to 10 ft. 
.MON NIGHT...HURRICANE CONDITIONS POSSIBLE. N winds 30 to
40 kt, diminishing to 20 to 30 kt after midnight. Seas 7 to
10 ft. 
.TUE...TROPICAL STORM CONDITIONS POSSIBLE. W winds 15 to 25 kt.
Seas 6 to 9 ft. 
.TUE NIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. 
.WED...SW winds 10 to 20 kt. Seas 3 to 4 ft. 
.WED NIGHT...W winds 10 to 15 kt, shifting to S after midnight.
Seas 2 ft or less. 
.THU...S winds less than 10 kt, shifting to NW in the afternoon.
Seas 2 ft or less. 

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

.TODAY...W winds 10 to 15 kt. Seas 2 ft or less. 
.TONIGHT...NW winds 10 to 20 kt, shifting to E after midnight.
Seas 3 ft. 
.MON...S winds 10 to 20 kt. Seas 3 to 5 ft. 
.MON NIGHT...NW winds 10 to 20 kt, shifting to SE 10 to 15 kt
after midnight. Seas 4 to 6 ft. 
.TUE...S winds 10 to 20 kt. Seas 4 to 6 ft. 
.TUE NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.WED...S winds 10 to 15 kt. Seas 3 to 4 ft. 
.WED NIGHT...E winds 10 to 15 kt. Seas 3 ft. 
.THU...SE winds 10 to 15 kt. Seas 3 ft in the morning, subsiding
to 2 ft or less. 

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

.TODAY...W winds 10 to 20 kt. Seas 2 ft or less. 
.TONIGHT...Within 60 nm of coast of Veracruz, NW winds 10 to
15 kt. Elsewhere, NW winds 10 to 15 kt, shifting to N after
midnight. Seas 3 ft in the evening, subsiding to 2 ft or less. 
.MON...SW winds 10 to 15 kt. Seas 2 ft or less. 
.MON NIGHT...NW winds 10 to 15 kt, shifting to E after midnight.
Seas 2 ft or less. 
.TUE...SW winds 10 to 15 kt. Seas 3 to 4 ft. 
.TUE NIGHT...Within 60 nm of coast of Veracruz, N winds 10 to
15 kt, shifting to NW after midnight. Elsewhere, NW winds 10 to
15 kt, shifting to E after midnight. Seas 3 to 4 ft. 
.WED...W winds less than 10 kt within 60 nm of coast of
Veracruz, and S 10 to 15 kt elsewhere. Seas 3 to 4 ft. 
.WED NIGHT...Within 60 nm of coast of Veracruz, N winds less
than 10 kt, shifting to SE after midnight. Elsewhere, NE winds
10 to 15 kt. Seas 2 ft or less. 
.THU...W winds less than 10 kt within 60 nm of coast of
Veracruz, and SE 10 to 15 kt elsewhere. Seas 2 ft or less. 

Gulf of Mexico E of 87W

...TROPICAL STORM WARNING...

.TODAY...TROPICAL STORM CONDITIONS. SW winds 40 to 50 kt. Seas
4 to 6 ft, building to 6 to 9 ft in the afternoon. 
.TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. S winds 45 to
55 kt. Seas 7 to 10 ft. 
.MON...TROPICAL STORM CONDITIONS EXPECTED. S winds 35 to 45 kt,
diminishing to 20 to 30 kt in the afternoon. Seas 6 to 8 ft. 
.MON NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 15 to
25 kt. Seas 4 to 6 ft. 
.TUE...SE winds 10 to 20 kt. Seas 4 to 6 ft. 
.TUE NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.WED...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.WED NIGHT...SE winds 10 to 15 kt. Seas 3 ft. 
.THU...SE winds 10 to 15 kt. Seas 3 ft in the morning, subsiding
to 2 ft or less.