000
FZNT32 KNHC 220210
OFFN21

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
910 PM EST Mon Dec 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...High pressure is building across the basin in the
wake of a cold front that currently extends across the western
Caribbean and western Atlantic. Moderate to fresh northerly flow
will gradually shift E to SE into Tue as high pressure drifts
eastward. Southerly flow returns into Wed before the next strong
cold front enters the basin and brings possible gale force winds
into the SW Gulf om Thu. 

Gulf of Mexico N of 26N W of 87W

...GALE CONDITIONS POSSIBLE...

.TONIGHT...NE winds less than 10 kt. Seas 2 ft or less. 
.TUE...E winds 10 to 15 kt. Seas 2 ft or less, building to 3 ft
in the afternoon. 
.TUE NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.WED...S winds 10 to 15 kt. Seas 3 to 4 ft. 
.WED NIGHT...S winds 10 to 15 kt, becoming SW 20 to 35 kt after 
midnight. Seas 3 to 4 ft, building to 6 to 9 ft after midnight. 
.THU...N winds 20 to 35 kt. Seas 8 to 11 ft. 
.THU NIGHT...NW winds 15 to 25 kt. Seas 6 to 9 ft. 
.FRI...NW winds 10 to 20 kt. Seas 3 to 5 ft. 
.FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT...E winds 10 kt. Seas 3 ft. 
.SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 

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

...GALE CONDITIONS POSSIBLE...

.TONIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE...E winds 10 to 15 kt. Seas 3 to 4 ft. 
.TUE NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft. 
.WED...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.WED NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft.
.THU...N winds 20 to 35 kt. Seas 7 to 10 ft. 
.THU NIGHT...N winds 15 to 25 kt. Seas 8 to 11 ft.
.FRI...NE winds 10 to 20 kt. Seas 6 to 9 ft. 
.FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. 
.SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 

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

...GALE CONDITIONS POSSIBLE...

.TONIGHT...NE winds less than 10 kt within 60 nm of coast of
Veracruz, and NE 10 to 15 kt elsewhere. Seas 3 to 5 ft. 
.TUE...E winds less than 10 kt within 60 nm of coast of
Veracruz, and E 10 to 15 kt elsewhere. Seas 3 to 4 ft. 
.TUE NIGHT...Within 60 nm of coast of Veracruz, E winds less
than 10 kt, shifting to SE after midnight. Elsewhere, E winds
10 to 15 kt. Seas 3 to 4 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...NE winds less than 10 kt, becoming N 20 to 35 kt in the 
afternoon. Seas 3 to 4 ft, building to 6 to 8 ft in the 
afternoon. 
.THU NIGHT...N winds 15 to 25 kt. Seas 8 to 11 ft.
.FRI...NE winds 10 to 20 kt. Seas 7 to 10 ft. 
.FRI NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. 
.SAT...E winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 

Gulf of Mexico E of 87W

.TONIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE...NE winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE NIGHT...E winds 10 to 15 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 to 5 ft. 
.THU...SW winds 10 to 20 kt. Seas 5 to 7 ft. 
.THU NIGHT...N winds 15 to 25 kt. Seas 7 to 10 ft.
.FRI...N winds 15 to 20 kt. Seas 7 to 10 ft. 
.FRI NIGHT...N winds 10 to 20 kt. Seas 5 to 7 ft. 
.SAT...NE winds 10 to 15 kt. Seas 4 to 6 ft. 
.SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.