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Offshore Marine Forecast


000

FZNT24 KNHC 240247

OFFNT4



Offshore Waters Forecast for the Gulf of America

NWS National Hurricane Center Miami, FL

1047 PM EDT Wed Sep 23 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.



GMZ001-241500-

Synopsis for the Gulf of America

1047 PM EDT Wed Sep 23 2026



.SYNOPSIS...A weak pressure gradient will generate gentle to

moderate winds across the Gulf through Thu. An upper-level

trough will support scattered showers and thunderstorms over the

SE Gulf and the Straits of Florida for at least the next couple

of days. A frontal boundary is forecast to move into the NE Gulf 

Thu night and Fri. The front will shift southward before stalling 

over the SE Gulf this weekend. 



$$



GMZ040-241500-

NW Gulf of America including Stetson Bank-

1047 PM EDT Wed Sep 23 2026



.OVERNIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. 

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

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

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

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

.SAT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. 

.SAT NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. 

.SUN...E to SE winds 10 kt. Seas 3 ft or less. 

.SUN NIGHT...E to SE winds 10 kt. Seas 3 ft or less. 

.MON...SE winds 10 kt. Seas 3 ft or less. 

.MON NIGHT...SE winds 10 to 15 kt. Seas 3 ft or less. 



$$



GMZ041-241500-

SW Louisiana Offshore Waters including Flower Garden Bank Marine

Sanctuary-

1047 PM EDT Wed Sep 23 2026



.OVERNIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. 

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

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

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

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

.SAT...E winds 10 kt. Seas 2 to 4 ft. 

.SAT NIGHT...E to SE winds 10 kt. Seas 2 to 4 ft. 

.SUN...E winds 10 kt. Seas 3 ft or less. 

.SUN NIGHT...E to SE winds 10 kt. Seas 3 ft or less. 

.MON...E to SE winds 10 kt. Seas 3 ft or less. 

.MON NIGHT...SE winds 10 to 15 kt. Seas 3 ft or less. 



$$



GMZ056-241500-

N Central Gulf of America Offshore Waters-

1047 PM EDT Wed Sep 23 2026



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

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

.THU NIGHT...NE to E winds 15 to 20 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 10 to 15 kt. Seas 3 to 5 ft. 

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

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

.SUN...NE to E winds 10 kt. Seas 3 ft or less. 

.SUN NIGHT...E winds 10 kt. Seas 3 ft or less. 

.MON...E winds 10 kt. Seas 3 ft or less. 

.MON NIGHT...E to SE winds 10 kt. Seas 3 ft or less. 



$$



GMZ057-241500-

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

1047 PM EDT Wed Sep 23 2026



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

showers and isolated tstms. 

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

.THU NIGHT...NE winds 15 to 20 kt. Seas 2 to 4 ft.

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

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

.SAT...NE winds 10 to 15 kt. Seas 3 ft or less. 

.SAT NIGHT...NE winds 10 kt. Seas 3 ft or less. 

.SUN...NE to E winds 10 kt. Seas 3 ft or less. 

.SUN NIGHT...E winds 10 kt. Seas 3 ft or less. 

.MON...E winds 10 kt. Seas 3 ft or less. 

.MON NIGHT...E to SE winds 10 kt. Seas 3 ft or less. 



$$



GMZ058-241500-

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

1047 PM EDT Wed Sep 23 2026



.OVERNIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. 

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

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

showers and isolated tstms. 

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

showers and isolated tstms. 

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

.SAT...E winds 10 to 15 kt. Seas 2 to 4 ft. 

.SAT NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. 

.SUN...E to SE winds 10 kt. Seas 3 ft or less. 

.SUN NIGHT...E to SE winds 10 kt. Seas 3 ft or less. 

.MON...SE to S winds 10 kt. Seas 3 ft or less. 

.MON NIGHT...SE winds 10 to 15 kt. Seas 2 to 4 ft. 



$$



GMZ045-241500-

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

1047 PM EDT Wed Sep 23 2026



.OVERNIGHT...E winds 10 to 15 kt. Seas 3 ft or less. 

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

showers and isolated tstms. 

.THU NIGHT...NE to E winds 10 kt S of 24N, and NE to E 15 to

20 kt N of 24N. Seas 3 to 5 ft. 

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

showers and isolated tstms. 

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

.SAT...E winds 10 to 15 kt. Seas 2 to 4 ft. 

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

.SUN...Variable winds less than 5 kt S of 24N, and E 10 kt N of

24N. Seas 3 ft or less. 

.SUN NIGHT...E winds 10 kt. Seas 3 ft or less. 

.MON...Variable winds less than 5 kt. Seas 3 ft or less. 

.MON NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. 



$$



GMZ046-241500-

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

1047 PM EDT Wed Sep 23 2026



.OVERNIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less. 

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

showers and isolated tstms. 

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

showers and isolated tstms. 

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

showers and isolated tstms. 

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

.SAT...E winds 10 kt. Seas 2 to 4 ft. 

.SAT NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less. 

.SUN...S of 24N, SE winds 10 kt in the late morning and early

afternoon, becoming variable less than 5 kt. N of 24N, NE to E

winds 10 kt. Seas 3 ft or less. 

.SUN NIGHT...E winds 10 kt. Seas 3 ft or less. 

.MON...SE winds 10 kt. Seas 3 ft or less. 

.MON NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. 



$$



GMZ047-241500-

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

Florida-

1047 PM EDT Wed Sep 23 2026



.OVERNIGHT...S of 24N, NE to E winds 10 kt in the late evening

and early morning, becoming variable less than 5 kt. N of 24N, NE

to E winds 10 kt. Seas 3 ft or less. 

.THU...NE winds 10 kt. Seas 3 ft or less. 

.THU NIGHT...S of 24N, E winds 10 kt in the late evening and

early morning, becoming variable less than 5 kt. N of 24N, NE

winds 10 to 15 kt. Seas 2 to 4 ft. Scattered showers and isolated

tstms. 

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

and isolated tstms. 

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

.SAT...S of 24N, NE to E winds 10 kt in the late morning and

early afternoon, becoming variable less than 5 kt. N of 24N, NE

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

.SAT NIGHT...NE to E winds 10 kt. Seas 3 ft or less. 

.SUN...S of 24N, variable winds less than 5 kt. N of 24N, NE to E

winds 10 kt in the late morning and early afternoon, becoming

variable less than 5 kt. Seas 3 ft or less. 

.SUN NIGHT...NE to E winds 10 kt in the late evening and early

morning, becoming variable less than 5 kt. Seas 3 ft or less. 

.MON...Variable winds less than 5 kt. Seas 3 ft or less. 

.MON NIGHT...SE winds 10 kt. Seas 3 ft or less. 



$$



GMZ048-241500-

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

1047 PM EDT Wed Sep 23 2026



.OVERNIGHT...N to NE winds 10 kt. Seas 3 ft or less. Scattered

showers and isolated tstms. 

.THU...N winds 10 kt. Seas 3 ft or less. Scattered showers and

isolated tstms. 

.THU NIGHT...N to NE winds 10 to 15 kt. Seas 3 ft or less.

Scattered tstms. 

.FRI...S of 21N W of 95W, NW to N winds 10 to 15 kt. Elsewhere,

variable winds less than 5 kt, becoming N 10 kt early in the

evening. Seas 3 ft or less. Scattered showers and isolated tstms.

.FRI NIGHT...NE winds 10 kt in the late evening and early

morning, becoming variable less than 5 kt. Seas 3 ft or less. 

.SAT...Variable winds less than 5 kt, becoming N to NE 10 kt

early in the evening. Seas 3 ft or less. 

.SAT NIGHT...S of 21N W of 95W, NE winds 10 kt in the late

evening and early morning, becoming variable less than 5 kt.

Elsewhere, NE to E winds 10 kt. Seas 3 ft or less. 

.SUN...S of 21N W of 95W, variable winds less than 5 kt.

Elsewhere, SE winds 10 kt in the late morning and early

afternoon, becoming variable less than 5 kt. Seas 3 ft or less. 

.SUN NIGHT...E to SE winds 10 kt. Seas 3 ft or less. 

.MON...SE winds 10 kt. Seas 3 ft or less. 

.MON NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. 



$$



GMZ049-241500-

Central Bay of Campeche-

1047 PM EDT Wed Sep 23 2026



.OVERNIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. Scattered

showers and isolated tstms. 

.THU...NE winds 10 kt. Seas 3 ft or less. Scattered showers and

isolated tstms. 

.THU NIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. Scattered

showers and isolated tstms. 

.FRI...NE winds 10 kt. Seas 3 ft or less. Scattered showers and

isolated tstms. 

.FRI NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less. 

.SAT...S of 20N, NE to E winds 10 kt in the late morning and

early afternoon, becoming variable less than 5 kt. N of 20N, E to

SE winds 10 kt. Seas 3 ft or less. 

.SAT NIGHT...E winds 10 kt. Seas 3 ft or less. 

.SUN...E winds 10 kt. Seas 3 ft or less. 

.SUN NIGHT...NE to E winds 10 kt. Seas 3 ft or less. 

.MON...E to SE winds 10 kt in the late morning and early

afternoon, becoming variable less than 5 kt. Seas 3 ft or less. 

.MON NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. 



$$



GMZ050-241500-

E Bay of Campeche including Campeche Bank-

1047 PM EDT Wed Sep 23 2026



.OVERNIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less.

Scattered showers and isolated tstms. 

.THU...E to SE winds 10 kt, shifting to N to NE early in the

evening. Seas 3 ft or less. Scattered showers and isolated tstms.

.THU NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. Scattered

showers and isolated tstms. 

.FRI...E winds 10 kt, shifting to N to NE early in the evening.

Seas 3 ft or less. 

.FRI NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. 

.SAT...W of 90W, SE winds 10 kt, shifting to N early in the

evening. E of 90W, variable winds less than 5 kt, becoming N to

NE 10 kt early in the evening. Seas 3 ft or less. 

.SAT NIGHT...NE to E winds 10 kt. Seas 3 ft or less. 

.SUN...SE winds 10 kt, shifting to N early in the evening. Seas

3 ft or less. 

.SUN NIGHT...NE winds 10 kt, shifting to E to SE early in the

morning. Seas 3 ft or less. 

.MON...W of 90W, SE winds 10 kt in the late morning and early

afternoon, becoming variable less than 5 kt. E of 90W, SE to S

winds 10 kt, shifting to NE early in the evening. Seas 3 ft or

less. 

.MON NIGHT...NE winds 10 to 15 kt, shifting to SE early in the

morning. Seas 3 ft or less. 



$$



Forecaster ERA
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