Offshore Marine Forecast
000
FZNT24 KNHC 090907
OFFNT4
Offshore Waters Forecast for the Gulf of America
NWS National Hurricane Center Miami, FL
507 AM EDT Fri Oct 9 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.
GMZ001-092115-
Synopsis for the Gulf of America
507 AM EDT Fri Oct 9 2026
.SYNOPSIS...Hurricane Isaias is near 26.4N 88.0W at 5 AM EDT, and
is moving north-northeast at 13 kt. Maximum sustained winds are
95 kt with gusts to 115 kt, and the minimum central pressure is
963 mb. Isaias will move to 28.4N 87.3W this afternoon, inland to
31.0N 87.1W Sat morning, move inland and weaken to a tropical
storm near 33.5N 87.5W Sat afternoon, move inland and weaken to a
tropical depression near 35.5N 86.7W Sun morning, inland to 38.2N
83.1W Sun afternoon, and dissipate Mon morning. Swells generated
by the cyclone will spread northward across the basin central Gulf
through Sat night. In the wake of Isaias, weak high pressure will
develop over the north-central Gulf by Sun evening resulting in
moderate or weaker return flow over the western Gulf through
midweek.
$$
GMZ040-092115-
NW Gulf of America including Stetson Bank-
507 AM EDT Fri Oct 9 2026
.TODAY...N to NE winds 15 to 20 kt. Seas 7 to 10 ft in E to SE
swell.
.TONIGHT...NE to E winds 15 to 20 kt. Seas 7 to 11 ft in E swell.
.SAT...NE to E winds 10 to 15 kt. Seas 6 to 9 ft in NE to E
swell.
.SAT NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...E to SE winds 15 to 20 kt. Seas 2 to 4 ft.
.SUN NIGHT...E to SE winds 15 to 20 kt. Seas 3 to 5 ft.
.MON...SE winds 15 kt. Seas 3 to 5 ft.
.MON NIGHT...SE winds 15 kt. Seas 3 to 5 ft.
.TUE...SE winds 10 to 15 kt. Seas 3 to 5 ft.
$$
GMZ041-092115-
SW Louisiana Offshore Waters including Flower Garden Bank Marine
Sanctuary-
507 AM EDT Fri Oct 9 2026
.TODAY...N to NE winds 15 to 20 kt W of 92W, and N to NE 25 to
30 kt E of 92W. Seas 10 to 16 ft in E swell. Scattered showers
and isolated tstms.
.TONIGHT...N to NE winds 25 to 30 kt, becoming NE 15 to 20 kt
late. Seas 10 to 15 ft in NE to E swell.
.SAT...N to NE winds 10 to 15 kt. Seas 7 to 10 ft in NE to E
swell.
.SAT NIGHT...NE winds 15 to 20 kt, shifting to E to SE late. Seas
4 to 6 ft.
.SUN...E to SE winds 15 to 20 kt. Seas 3 to 5 ft.
.SUN NIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft.
.MON...E to 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...E to SE winds 10 to 15 kt. Seas 3 to 5 ft.
$$
GMZ056-092115-
N Central Gulf of America Offshore Waters-
507 AM EDT Fri Oct 9 2026
...HURRICANE WARNING...
.TODAY...HURRICANE CONDITIONS. W of 89W, N winds 35 to 45 kt. E
of 89W, NE to E winds 70 to 90 kt, shifting to W to NW 75 to
95 kt in the afternoon. Seas 22 to 34 ft in NE to E swell.
Scattered showers and isolated tstms. Vsby 1 NM or less.
.TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. W of 89W, N winds
20 to 25 kt, becoming NW to N 10 to 15 kt late. E of
89W, NW winds 50 to 55 kt, becoming SW to W 15 to 20 kt late.
Seas 25 to 37 ft in NE swell, subsiding to 13 to 20 ft
in N to NE swell late.
.SAT...W to NW winds 15 to 20 kt. Seas 6 to 9 ft in N to NE
swell.
.SAT NIGHT...N to NE winds 15 to 20 kt. Seas 4 to 6 ft.
.SUN...NE to E winds 15 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft.
.MON...NE to E winds 10 to 15 kt. Seas 4 to 6 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE...NE to E winds 10 to 15 kt. Seas 2 to 4 ft.
$$
GMZ057-092115-
NE Gulf of America N of 26N E of 87W-
507 AM EDT Fri Oct 9 2026
...HURRICANE WARNING...
.TODAY...HURRICANE CONDITIONS. W of 85W, SE winds 40 to 50 kt,
becoming S 60 to 70 kt in the afternoon. E of 85W, SE to S winds
20 to 25 kt, increasing to 30 to 35 kt in the afternoon. Seas 21
to 32 ft in SW swell. Scattered showers and isolated tstms. Vsby 1
NM or less.
.TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. W of 85W, SW
winds 50 to 55 kt, becoming S to SW 15 to 20 kt late. E
of 85W, S winds 25 to 30 kt. Seas 24 to 36 ft in SW swell,
subsiding to 12 to 19 ft in SW to W swell late.
Scattered showers and isolated tstms.
.SAT...S to SW winds 15 to 20 kt. Seas 6 to 9 ft in SW swell.
Scattered showers and isolated tstms.
.SAT NIGHT...W winds 15 to 20 kt. Seas 5 to 7 ft. Scattered
showers and isolated tstms.
.SUN...N winds 15 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...N to NE winds 15 to 20 kt. Seas 3 to 5 ft.
.MON...NE winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...N to NE winds 10 to 15 kt. Seas 2 to 4 ft.
.TUE...N to NE winds 10 to 15 kt. Seas 2 to 4 ft.
$$
GMZ058-092115-
W Central Gulf of America from 22N to 26N W of 94W-
507 AM EDT Fri Oct 9 2026
.TODAY...N winds 15 to 20 kt. Seas 7 to 10 ft in E swell.
.TONIGHT...N to NE winds 15 to 20 kt. Seas 7 to 11 ft in NE to E
swell.
.SAT...NE to E winds 15 to 20 kt. Seas 7 to 10 ft in NE to E
swell.
.SAT NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft.
.SUN...E to SE winds 15 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...E to SE winds 15 to 20 kt. Seas 3 to 5 ft.
.MON...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE...SE winds 10 to 15 kt. Seas 2 to 4 ft.
$$
GMZ045-092115-
W Central Gulf of America from 22N to 26N between 91W and 94W-
507 AM EDT Fri Oct 9 2026
.TODAY...NW to N winds 15 to 20 kt. Seas 9 to 14 ft in NE swell.
.TONIGHT...N to NE winds 20 to 25 kt. Seas 9 to 14 ft in NE
swell.
.SAT...N to NE winds 15 to 20 kt. Seas 7 to 10 ft in NE swell.
.SAT NIGHT...NE to E winds 15 to 20 kt. Seas 6 to 8 ft.
.SUN...E winds 15 to 20 kt. Seas 3 to 5 ft.
.SUN NIGHT...E to SE winds 15 to 20 kt. Seas 3 to 5 ft.
.MON...E to SE winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE...E winds 10 to 15 kt. Seas 3 to 5 ft.
$$
GMZ046-092115-
Central Gulf of America from 22N to 26N between 87W and 91W-
507 AM EDT Fri Oct 9 2026
...HURRICANE WARNING...
.REST OF OVERNIGHT...HURRICANE CONDITIONS. SW to W winds 25 to 30 kt S
of 24N, and W to NW 65 to 85 kt N of 24N. Seas 21 to 32 ft in NW
swell. Scattered showers and isolated tstms.
.TODAY...TROPICAL STORM CONDITIONS. S of 24N, SW to W winds
15 to 20 kt. N of 24N, W winds 30 to 35 kt, diminishing to 15 to
20 kt in the afternoon. Seas 21 to 32 ft in N swell, subsiding to
11 to 17 ft in N swell in the afternoon. Scattered showers and
isolated tstms.
.TONIGHT...NW winds 10 to 15 kt, shifting to N to NE late. Seas
9 to 14 ft in N to NE swell.
.SAT...NW winds 10 to 15 kt. Seas 6 to 9 ft in N swell.
.SAT NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft.
.SUN...E winds 15 to 20 kt. Seas 3 to 5 ft.
.SUN NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft.
.MON...NE to E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE...NE to E winds 10 to 15 kt. Seas 3 to 5 ft.
$$
GMZ047-092115-
SE Gulf of America from 22N to 26N E of 87W including Straits of
Florida-
507 AM EDT Fri Oct 9 2026
...TROPICAL STORM WARNING...
.TODAY...TROPICAL STORM CONDITIONS EXPECTED. S of 24N, S winds
20 to 25 kt. N of 24N, S winds 35 to 40 kt, diminishing to 20 to
25 kt in the afternoon. Seas 16 to 24 ft in W swell, subsiding to
10 to 16 ft in W swell in the afternoon. Scattered showers and
isolated tstms.
.TONIGHT...S winds 15 to 20 kt. Seas 7 to 10 ft in W to NW swell.
Scattered showers and isolated tstms.
.SAT...S winds 15 to 20 kt. Seas 6 to 8 ft in NW to N swell.
Scattered showers and isolated tstms.
.SAT NIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft in NW to N
swell. Scattered showers and isolated tstms.
.SUN...NE to E winds 10 to 15 kt. Seas 2 to 4 ft.
.SUN NIGHT...NE to E winds 15 to 20 kt. Seas 3 to 5 ft.
.MON...NE to E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...NE winds 15 to 20 kt. Seas 3 to 5 ft.
.TUE...NE winds 15 to 20 kt. Seas 3 to 5 ft.
$$
GMZ048-092115-
SW Gulf of America S of 22N W of 94W-
507 AM EDT Fri Oct 9 2026
.TODAY...NW winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers
and isolated tstms.
.TONIGHT...NW to N winds 15 to 20 kt. Seas 5 to 7 ft in NE swell.
Scattered showers and isolated tstms.
.SAT...NW to N winds 15 to 20 kt. Seas 6 to 8 ft in NE swell.
Scattered showers and isolated tstms.
.SAT NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft in NE swell.
Scattered showers and isolated tstms.
.SUN...N winds 10 kt. Seas 4 to 6 ft in NE swell.
.SUN NIGHT...S of 21N W of 95W, NE winds 10 kt in the evening,
becoming variable less than 5 kt. Elsewhere, E winds 10 to 15 kt.
Seas 2 to 4 ft.
.MON...Variable winds less than 5 kt S of 21N W of 95W, and E
10 to 15 kt elsewhere. Seas 3 ft or less.
.MON NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft.
.TUE...E winds 10 to 15 kt. Seas 2 to 4 ft.
$$
GMZ049-092115-
Central Bay of Campeche-
507 AM EDT Fri Oct 9 2026
.TODAY...NW winds 10 to 15 kt. Seas 5 to 7 ft in N to NE swell.
Scattered showers and isolated tstms.
.TONIGHT...NW to N winds 10 to 15 kt. Seas 6 to 8 ft in N to NE
swell. Scattered showers and isolated tstms.
.SAT...NW to N winds 10 kt. Seas 6 to 8 ft in N to NE swell.
.SAT NIGHT...NE to E winds 10 to 15 kt. Seas 5 to 7 ft in N to NE
swell. Scattered showers and isolated tstms.
.SUN...E winds 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft.
.MON...E to SE winds 10 to 15 kt. Seas 2 to 4 ft.
.MON NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft.
.TUE...E winds 10 to 15 kt. Seas 2 to 4 ft.
$$
GMZ050-092115-
E Bay of Campeche including Campeche Bank-
507 AM EDT Fri Oct 9 2026
.TODAY...W winds 15 to 20 kt. Seas 5 to 7 ft.
.TONIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft.
.SAT...N winds 10 kt. Seas 5 to 7 ft in N swell.
.SAT NIGHT...NE to E winds 10 to 15 kt. Seas 4 to 6 ft. Scattered
showers and isolated tstms.
.SUN...E to SE winds 10 to 15 kt. Seas 2 to 4 ft.
.SUN NIGHT...E winds 15 to 20 kt. Seas 2 to 4 ft.
.MON...NE to E winds 10 to 15 kt. Seas 2 to 4 ft.
.MON NIGHT...NE to E winds 15 to 20 kt. Seas 2 to 4 ft.
.TUE...NE to E winds 15 to 20 kt. Seas 2 to 4 ft.
$$
Forecaster Delgado
