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Offshore Marine Forecast


000

FZNT24 KNHC 201400

OFFNT4



Offshore Waters Forecast for the Gulf of America

NWS National Hurricane Center Miami, FL

1000 AM EDT Tue Oct 20 2026



Offshore Waters Forecast for the Gulf of America



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.



GMZ001-210200-

Synopsis for the Gulf of America

1000 AM EDT Tue Oct 20 2026



.SYNOPSIS...Scattered showers and thunderstorms persist this 

morning over the southwest Gulf and off the Yucatan Peninsula. 

High pressure over the eastern U.S. will support fresh to NE winds

are across the basin through the latter part of the week, except 

for strong NW to N winds over the SW Gulf offshore Veracruz 

through Wed. Looking ahead, strengthening high pressure over the 

eastern U.S. will support strong to near-gale NE winds and rough 

seas over the eastern Gulf Sat. 



$$



GMZ040-210200-

NW Gulf of America including Stetson Bank-

1000 AM EDT Tue Oct 20 2026



.TODAY...NE winds 10 to 15 kt. Seas 5 to 7 ft. Scattered showers

and isolated thunderstorms. 

.TONIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers

and isolated thunderstorms. 

.WED...E winds 15 kt. Seas 5 to 7 ft. 

.WED NIGHT...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. 

.THU...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. 

.THU NIGHT...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. 

.FRI...E winds 10 kt. Seas 3 to 4 ft. 

.FRI NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 5 ft. 

.SAT...E winds 15 kt. Seas 4 to 6 ft. 

.SAT NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. 



$$



GMZ041-210200-

SW Louisiana Offshore Waters including Flower Garden Bank Marine

Sanctuary-

1000 AM EDT Tue Oct 20 2026



.TODAY...E winds 15 to 20 kt. Seas 6 to 8 ft in E swell.

Scattered showers and isolated thunderstorms. 

.TONIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft. 

.WED...NE to E winds 10 to 15 kt. Seas 5 to 7 ft. 

.WED NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. 

.THU...NE winds 10 to 15 kt. Seas 2 to 4 ft. 

.THU NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. 

.FRI...NE to E winds 10 to 15 kt. Seas 2 to 4 ft.

.FRI NIGHT...E winds 15 kt. Seas 3 to 5 ft. 

.SAT...E winds 15 to 20 kt. Seas 5 to 7 ft. 

.SAT NIGHT...E winds 20 to 25 kt. Seas 7 to 10 ft in E swell. 



$$



GMZ056-210200-

N Central Gulf of America Offshore Waters-

1000 AM EDT Tue Oct 20 2026



.TODAY...NE to E winds 15 to 20 kt. Seas 6 to 8 ft in E swell. 

.TONIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft in E to SE

swell. 

.WED...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. 

.WED NIGHT...NE winds 15 kt. Seas 3 to 5 ft. 

.THU...NE winds 10 to 15 kt. Seas 2 to 4 ft. 

.THU NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft.

.FRI...NE to E winds 15 to 20 kt. Seas 4 to 6 ft.

.FRI NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. 

.SAT...NE to E winds 20 to 25 kt. Seas 6 to 9 ft in E swell. 

.SAT NIGHT...NE to E winds 25 to 30 kt. Seas 7 to 11 ft in E

swell. 



$$



GMZ057-210200-

NE Gulf of America N of 26N E of 87W-

1000 AM EDT Tue Oct 20 2026



.TODAY...NE winds 15 to 20 kt. Seas 5 to 7 ft in E swell. 

.TONIGHT...NE winds 15 kt. Seas 5 to 7 ft. 

.WED...NE winds 10 to 15 kt. Seas 3 to 5 ft. 

.WED NIGHT...NE winds 10 to 15 kt. Seas 2 to 4 ft. 

.THU...NE winds 15 to 20 kt. Seas 3 to 5 ft. 

.THU NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft.

.FRI...NE winds 15 to 20 kt. Seas 4 to 6 ft. 

.FRI NIGHT...NE to E winds 20 to 25 kt. Seas 4 to 6 ft. 

.SAT...NE to E winds 25 to 30 kt. Seas 6 to 9 ft in NE swell. 

.SAT NIGHT...NE to E winds 30 kt. Seas 7 to 11 ft in NE swell. 



$$



GMZ058-210200-

W Central Gulf of America from 22N to 26N W of 94W-

1000 AM EDT Tue Oct 20 2026



.TODAY...NE winds 10 to 15 kt. Seas 5 to 7 ft in NE to E swell.

Scattered showers and isolated thunderstorms. 

.TONIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft. Scattered

showers and isolated thunderstorms. 

.WED...NE winds 10 to 15 kt. Seas 5 to 7 ft. Scattered showers

and isolated thunderstorms. 

.WED NIGHT...NE to E winds 10 to 15 kt. Seas 5 to 7 ft. Isolated

thunderstorms. 

.THU...NE winds 10 to 15 kt. Seas 4 to 6 ft in E swell. 

.THU NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. 

.FRI...NE to E winds 10 kt. Seas 2 to 4 ft. 

.FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. 

.SAT...E winds 10 to 15 kt. Seas 4 to 6 ft. 

.SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. 



$$



GMZ045-210200-

W Central Gulf of America from 22N to 26N between 91W and 94W-

1000 AM EDT Tue Oct 20 2026



.TODAY...E winds 15 to 20 kt. Seas 5 to 7 ft in NE to E swell.

Scattered showers and isolated thunderstorms. 

.TONIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. Scattered

showers and isolated thunderstorms. 

.WED...NE to E winds 15 to 20 kt. Seas 5 to 7 ft in NE to E

swell. 

.WED NIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. 

.THU...NE winds 10 to 15 kt. Seas 4 to 6 ft. 

.THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.

.FRI...NE to E winds 10 to 15 kt. Seas 3 to 5 ft.

.FRI NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. 

.SAT...NE to E winds 15 kt. Seas 4 to 6 ft. 

.SAT NIGHT...NE to E winds 15 to 20 kt. Seas 6 to 8 ft. 



$$



GMZ046-210200-

Central Gulf of America from 22N to 26N between 87W and 91W-

1000 AM EDT Tue Oct 20 2026



.TODAY...NE to E winds 15 to 20 kt. Seas 6 to 8 ft. 

.TONIGHT...NE to E winds 15 to 20 kt. Seas 6 to 8 ft. 

.WED...NE to E winds 15 to 20 kt. Seas 5 to 7 ft in E swell. 

.WED NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. 

.THU...NE winds 10 to 15 kt. Seas 4 to 6 ft. 

.THU NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft.

.FRI...NE winds 15 to 20 kt. Seas 4 to 6 ft. 

.FRI NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. 

.SAT...NE winds 15 to 20 kt. Seas 6 to 9 ft in NE to E swell. 

.SAT NIGHT...NE to E winds 20 to 25 kt. Seas 8 to 11 ft.



$$



GMZ047-210200-

SE Gulf of America from 22N to 26N E of 87W including Straits of

Florida-

1000 AM EDT Tue Oct 20 2026



.TODAY...NE to E winds 15 to 20 kt. Seas 6 to 8 ft in NE swell. 

.TONIGHT...NE winds 15 to 20 kt. Seas 6 to 8 ft. 

.WED...NE winds 10 to 15 kt. Seas 5 to 7 ft. 

.WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. 

.THU...NE winds 10 to 15 kt. Seas 3 to 5 ft. 

.THU NIGHT...NE winds 15 to 20 kt. Seas 5 to 7 ft.

.FRI...NE winds 15 to 20 kt. Seas 4 to 6 ft. 

.FRI NIGHT...NE winds 15 to 20 kt. Seas 5 to 7 ft. 

.SAT...NE winds 20 to 25 kt. Seas 6 to 9 ft in N to NE swell. 

.SAT NIGHT...NE winds 20 to 30 kt. Seas 7 to 11 ft in N to NE

swell. 



$$



GMZ048-210200-

SW Gulf of America S of 22N W of 94W-

1000 AM EDT Tue Oct 20 2026



.TODAY...NW to N winds 20 to 25 kt. Seas 6 to 8 ft. Scattered

showers and thunderstorms. 

.TONIGHT...NW to N winds 20 to 25 kt S of 21N W of 95W, and N to

NE 15 to 20 kt elsewhere. Seas 6 to 8 ft in NE swell. Scattered 

to numerous showers and thunderstorms. 

.WED...NW to N winds 20 to 25 kt S of 21N W of 95W, and N to NE

10 to 15 kt elsewhere. Seas 5 to 7 ft. Scattered showers and  

thunderstorms.

.WED NIGHT...N to NE winds 10 to 15 kt. Seas 5 to 7 ft. Scattered

showers and thunderstorms. 

.THU...N to NE winds 10 to 15 kt. Seas 4 to 6 ft. 

.THU NIGHT...N to NE winds 10 to 15 kt. Seas 4 to 6 ft in NE to E

swell. 

.FRI...N to NE winds 10 kt. Seas 3 to 5 ft in NE to E swell. 

.FRI NIGHT...S of 21N W of 95W, N to NE winds 10 kt in the

evening, becoming variable less than 5 kt. Elsewhere, NE winds

10 kt. Seas 3 to 5 ft in NE to E swell. 

.SAT...N to NE winds 10 kt. Seas 3 to 5 ft in NE to E swell. 

.SAT NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. 



$$



GMZ049-210200-

Central Bay of Campeche-

1000 AM EDT Tue Oct 20 2026



.TODAY...NE winds 10 to 15 kt. Seas 5 to 7 ft in N to NE swell.

Scattered showers and isolated thunderstorms.

.TONIGHT...N to NE winds 10 to 15 kt S of 20N, and NE to E 15 to

20 kt N of 20N. Seas 5 to 7 ft. Scattered showers and isolated

thunderstorms. 

.WED...NE to E winds 10 to 15 kt. Seas 5 to 7 ft. Scattered

showers and isolated thunderstorms. 

.WED NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered

showers and isolated thunderstorms. 

.THU...NE winds 15 kt. Seas 4 to 6 ft. 

.THU NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft.

.FRI...NE winds 10 kt. Seas 2 to 4 ft. 

.FRI NIGHT...S of 20N, N to NE winds 10 kt in the evening,

becoming variable less than 5 kt. N of 20N, NE to E winds 10 to

15 kt. Seas 4 to 6 ft. 

.SAT...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. 

.SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. 



$$



GMZ050-210200-

E Bay of Campeche including Campeche Bank-

1000 AM EDT Tue Oct 20 2026



.TODAY...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered

showers and isolated thunderstorms. 

.TONIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. Scattered

showers and isolated thunderstorms. 

.WED...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered

showers and isolated thunderstorms. 

.WED NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered

showers and isolated thunderstorms. 

.THU...NE winds 15 to 20 kt. Seas 3 to 5 ft. 

.THU NIGHT...NE winds 15 to 20 kt. Seas 3 to 5 ft.

.FRI...NE winds 10 to 15 kt. Seas 2 to 4 ft. 

.FRI NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. 

.SAT...NE winds 10 to 15 kt. Seas 4 to 6 ft. 

.SAT NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. 



$$



Forecaster Aguirre
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