000
FZNT32 KNHC 272030
OFFN21

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
430 PM EDT Thu Apr 27 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...A cold front extends across the NW Gulf from 1008 mb
low pres near 29.5N89W to near Brownsville, TX this afternoon.
The front will shift slowly SE and reach from the western
Florida Panhandle to the central Bay of Campeche by Fri
afternoon, where it will stall and weaken. A strong cold front
is forecast to enter the northwestern Gulf Sat morning, then
move eastward through early next week. Strong to gale-force NW
winds are expected immediately behind the front across the
Mexican offshore waters Sat, reaching the Veracruz area Sat
afternoon. Fresh to strong southerly winds are forecast over the
eastern Gulf ahead of the front. Hazy conditions generated by
agricultural fire in Mexico will linger across the west-central
and central Gulf, and Bay of Campeche through Fri. 

Gulf of Mexico N of 26N W of 87W

.TONIGHT...S winds 10 to 20 kt. Seas 4 to 6 ft. 
.FRI...NW winds 10 to 15 kt, shifting to E in the afternoon.
Seas 4 to 6 ft. 
.FRI NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.SAT...S winds 10 to 15 kt, shifting to W 15 to 25 kt in the
afternoon. Seas 4 to 5 ft, building to 6 to 8 ft in the
afternoon. 
.SAT NIGHT...W winds 20 to 30 kt. Seas 8 to 11 ft. 
.SUN...NW winds 15 to 25 kt. Seas 8 to 11 ft. 
.SUN NIGHT...NW winds 15 to 25 kt, diminishing to 10 to 15 kt
after midnight. Seas 7 to 10 ft. 
.MON...SE winds 10 to 15 kt. Seas 4 to 6 ft. 
.MON NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE...SE winds 10 to 15 kt. Seas 3 to 5 ft. 
.TUE NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. 

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

...GALE WARNING SAT...

.TONIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 
.FRI...SE winds 10 to 20 kt. Seas 4 to 6 ft. 
.FRI NIGHT...SE winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 3 to 5 ft. 
.SAT...S winds 10 to 20 kt, becoming NW 25 to 35 kt in the
afternoon. Seas 4 to 6 ft, building to 6 to 9 ft in the
afternoon. 
.SAT NIGHT...NW winds 20 to 30 kt. Seas 7 to 10 ft. 
.SUN...NW winds 10 to 20 kt. Seas 7 to 10 ft. 
.SUN NIGHT...N winds 10 to 20 kt. Seas 6 to 9 ft. 
.MON...SE winds 10 to 15 kt. Seas 5 to 7 ft. 
.MON NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. 

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

...GALE WARNING SAT...

.TONIGHT...Within 60 nm of coast of Veracruz, N winds 10 to
15 kt, diminishing to less than 10 kt after midnight. Elsewhere,
NE winds less than 10 kt, increasing to 10 to 15 kt after
midnight. Seas 3 to 4 ft. 
.FRI...NW winds less than 10 kt within 60 nm of coast of
Veracruz, and S 10 to 15 kt elsewhere. Seas 3 to 4 ft. 
.FRI NIGHT...N winds less than 10 kt, shifting to SE after
midnight. Seas 3 to 4 ft. 
.SAT...Within 60 nm of coast of Veracruz, S winds 10 to 20 kt,
becoming NW 25 to 35 kt in the afternoon,Seas 3 to 5 ft,
building to 6 to 9 ft in the afternoon. Elsewhere, SE winds
10 to 15 kt, shifting to SW in the afternoon,Seas 4 to 6 ft. 
.SAT NIGHT...N winds 20 to 30 kt. Seas 6 to 9 ft. 
.SUN...NW winds 10 to 20 kt. Seas 6 to 9 ft. 
.SUN NIGHT...N winds 10 to 15 kt, shifting to NE after midnight.
Seas 5 to 7 ft. 
.MON...E winds less than 10 kt, increasing to 10 to 15 kt in the
afternoon. Seas 4 to 6 ft. 
.MON NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE...SE winds 10 to 20 kt. Seas 3 to 5 ft. 
.TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 

Gulf of Mexico E of 87W

.TONIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. 
.FRI...S winds 10 to 20 kt. Seas 4 to 6 ft. 
.FRI NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. 
.SAT...S winds 10 to 20 kt. Seas 5 to 7 ft. 
.SAT NIGHT...S winds 15 to 25 kt. Seas 6 to 8 ft. 
.SUN...W winds 15 to 25 kt. Seas 7 to 10 ft. 
.SUN NIGHT...NW winds 15 to 25 kt. Seas 8 to 11 ft. 
.MON...NW winds 10 to 15 kt, shifting to N in the afternoon.
Seas 7 to 10 ft. 
.MON NIGHT...E winds less than 10 kt. Seas 5 to 7 ft.
.TUE...SE winds less than 10 kt. Seas 3 to 5 ft.
.TUE NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft.