Offshore Marine Forecast
000
FZNT24 KNHC 311520
OFFNT4
Offshore Waters Forecast for the Gulf of America
NWS National Hurricane Center Miami, FL
1120 AM EDT Mon Aug 31 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.
GMZ001-010330-
Synopsis for the Gulf of America
1120 AM EDT Mon Aug 31 2026
.SYNOPSIS...Recently formed Potential Tropical Cyclone Five is
near 27.8N 91.0W at 11 AM EDT, and is moving west-northwest at 4
kt. Maximum sustained winds are 30 kt with gusts to 40 kt, and the
minimum central pressure is 1013 mb. Potential Tropical
Cyclone Five will move to near 28.3N 91.8W this evening with
maximum sustained winds 35 kt gusts 45 kt, to near 29.1N 93.2W
Tue morning with maximum sustained winds 40 kt gusts 50 kt and
inland to near 29.9N 94.4W Tue evening, to near 31.1N 95.5W Wed
morning and dissipate Wed evening. Conditions will improve Tue.
Away from this system, weak high pressure will prevail allowing
for moderate or weaker winds and slight to moderate seas.
$$
GMZ040-010330-
NW Gulf of America including Stetson Bank-
1120 AM EDT Mon Aug 31 2026
.TODAY...S of 27N, variable less than 5 kt. Variable winds less
than 5 kt late in the morning. N of 27N, N to NE winds 10 kt in
the afternoon. Seas 3 ft or less. Numerous
.TONIGHT...S of 27N, NE to E winds 10 kt, shifting to S late. N
of 27N, NE winds 10 kt in the evening, becoming
variable less than 5 kt. Seas 3 ft or less, building to 3 to 5 ft
in E swell late.
.TUE...SW to W winds 10 kt. Seas 3 to 5 ft.
.TUE NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft, subsiding to
3 ft or less late.
.WED...S winds 10 kt. Seas 3 ft or less.
.WED NIGHT...SE winds 10 to 15 kt. Seas 3 ft or less.
.THU...SE to S winds 10 kt. Seas 3 ft or less.
.THU NIGHT...SE winds 10 to 15 kt. Seas 3 ft or less.
.FRI...SE to S winds 10 kt. Seas 3 ft or less.
.FRI NIGHT...SE winds 10 kt. Seas 3 ft or less.
$$
GMZ041-010330-
SW Louisiana Offshore Waters including Flower Garden Bank Marine
Sanctuary-
1120 AM EDT Mon Aug 31 2026
.TODAY...NW to N winds 20 to 25 kt. Seas 7 to 10 ft. Numerous
showers and thunderstorms.
.TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. NW winds 15 to
20 kt, shifting to SW 10 to 15 kt late. Seas 5 to 7 ft.
Numerous showers and thunderstorms.
.TUE...TROPICAL STORM CONDITIONS POSSIBLE. SW to W winds 10 to
15 kt. Seas 3 to 5 ft. Scattered showers and isolated
thunderstorms.
.TUE NIGHT...S winds 10 to 15 kt. Seas 3 to 4 ft.
.WED...S to SW winds 10 kt, shifting to E to SE in the
afternoon. Seas 3 ft or less.
.WED NIGHT...E to SE winds 10 kt. Seas 3 ft or less.
.THU...Variable winds less than 5 kt, becoming E to SE 10 kt in
the afternoon. Seas 3 ft or less.
.THU NIGHT...SE winds 10 kt. Seas 3 ft or less.
.FRI...SE to S winds 10 kt in the morning, becoming variable less
than 5 kt. Seas 3 ft or less.
.FRI NIGHT...E to SE winds 10 kt. Seas 3 ft or less.
$$
GMZ056-010330-
N Central Gulf of America Offshore Waters-
1120 AM EDT Mon Aug 31 2026
.TODAY...W of 89W, S to SW winds 20 to 25 kt, diminishing to
10 to 15 kt in the afternoon. E of 89W, SE winds 10 kt. Seas 4 to
6 ft. Scattered showers and isolated thunderstorms.
.TONIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft in E to SE swell.
.TUE...W of 89W, S winds 10 kt in the morning, becoming variable
less than 5 kt. E of 89W, variable winds less than 5 kt, becoming
E 10 kt in the afternoon. Seas 3 ft or less.
.TUE NIGHT...W of 89W, variable winds less than 5 kt. E of 89W,
NE winds 10 kt in the evening, becoming variable less than 5 kt.
Seas 3 ft or less.
.WED...Variable winds less than 5 kt. Seas 3 ft or less.
.WED NIGHT...Variable winds less than 5 kt, becoming E to SE
10 kt late. Seas 3 ft or less.
.THU...Variable winds less than 5 kt. Seas 3 ft or less.
.THU NIGHT...SE winds 10 kt. Seas 3 ft or less.
.FRI...Variable winds less than 5 kt. Seas 3 ft or less.
.FRI NIGHT...E to SE winds 10 kt. Seas 3 ft or less.
$$
GMZ057-010330-
NE Gulf of America N of 26N E of 87W-
1120 AM EDT Mon Aug 31 2026
.TODAY...Variable winds less than 5 kt, becoming E 10 kt in the
afternoon. Seas 3 ft or less.
.TONIGHT...E winds 10 kt. Seas 3 ft or less.
.TUE...NE to E winds 10 kt. Seas 3 ft or less.
.TUE NIGHT...NE to E winds 10 kt. Seas 3 ft or less. Scattered
showers and isolated thunderstorms.
.WED...Variable winds less than 5 kt. Seas 3 ft or less in SE to
S swell, subsiding to 3 ft or less in the afternoon.
.WED NIGHT...Variable winds less than 5 kt. Seas 3 ft or less.
.THU...Variable winds less than 5 kt. Seas 3 ft or less.
.THU NIGHT...SE winds 10 kt. Seas 3 ft or less.
.FRI...E to SE winds 10 kt. Seas 3 ft or less.
.FRI NIGHT...W of 85W, E to SE winds 10 kt. E of 85W, variable
winds less than 5 kt, becoming E to SE 10 kt late. Seas
3 ft or less.
$$
GMZ058-010330-
W Central Gulf of America from 22N to 26N W of 94W-
1120 AM EDT Mon Aug 31 2026
.TODAY...SE winds 10 kt. Seas 3 ft or less.
.TONIGHT...SE winds 10 to 15 kt. Seas 3 ft or less.
.TUE...SE to S winds 10 kt. Seas 3 ft or less.
.TUE NIGHT...SE winds 10 to 15 kt. Seas 3 ft or less.
.WED...SE to S winds 10 kt. Seas 3 ft or less.
.WED NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less.
.THU...SE winds 10 kt. Seas 3 ft or less.
.THU NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less.
.FRI...SE winds 10 kt. Seas 3 ft or less.
.FRI NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less.
$$
GMZ045-010330-
W Central Gulf of America from 22N to 26N between 91W and 94W-
1120 AM EDT Mon Aug 31 2026
.TODAY...SE winds 10 kt S of 24N, and variable less than 5 kt N
of 24N. Seas 3 ft or less.
.TONIGHT...Variable winds less than 5 kt, becoming SE 10 kt late.
Seas 3 ft or less.
.TUE...SE winds 10 kt S of 24N, and variable less than 5 kt N of
24N. Seas 2 to 4 ft.
.TUE NIGHT...S of 24N, E winds 10 kt. N of 24N, variable winds
less than 5 kt, becoming E to SE 10 kt late. Seas 3 ft
or less.
.WED...SE winds 10 kt. Seas 3 ft or less.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.THU...E to SE winds 10 kt. Seas 3 ft or less.
.THU NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.FRI...SE winds 10 to 15 kt. Seas 3 ft or less.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
$$
GMZ046-010330-
Central Gulf of America from 22N to 26N between 87W and 91W-
1120 AM EDT Mon Aug 31 2026
.TODAY...Variable winds less than 5 kt. Seas 3 ft or less.
.TONIGHT...NE to E winds 10 kt S of 24N, and variable less than
5 kt N of 24N. Seas 3 ft or less.
.TUE...S of 24N, SE winds 10 kt in the morning. Variable winds
less than 5 kt in the afternoon. N of 24N, variable winds less
than 5 kt in the morning. Seas 3 ft or less.
.TUE NIGHT...NE to E winds 10 kt S of 24N, and variable less than
5 kt N of 24N. Seas 3 ft or less.
.WED...E to SE winds 10 kt S of 24N, and variable less than 5 kt
N of 24N. Seas 3 ft or less.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.THU...E to SE winds 10 kt. Seas 3 ft or less.
.THU NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less.
.FRI...SE winds 10 kt in the morning, becoming variable less than
5 kt. Seas 3 ft or less.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
$$
GMZ047-010330-
SE Gulf of America from 22N to 26N E of 87W including Straits of
Florida-
1120 AM EDT Mon Aug 31 2026
.TODAY...Variable winds less than 5 kt. Seas 3 ft or less.
.TONIGHT...NE winds 10 kt. Seas 3 ft or less.
.TUE...S of 24N, variable winds less than 5 kt, becoming N to NE
10 kt in the afternoon. N of 24N, variable winds less than 5 kt.
Seas 3 ft or less.
.TUE NIGHT...NE winds 10 kt S of 24N, and variable less than 5 kt
N of 24N. Seas 3 ft or less, building to 3 ft or less in E to SE
swell late.
.WED...Variable winds less than 5 kt. Seas 3 ft or less.
.WED NIGHT...NE to E winds 10 kt. Seas 3 ft or less.
.THU...S of 24N, E to SE winds 10 kt in the morning, becoming
variable less than 5 kt. N of 24N, E winds 10 kt. Seas 3 ft or
less.
.THU NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less.
.FRI...E to SE winds 10 kt. Seas 3 ft or less.
.FRI NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less.
$$
GMZ048-010330-
SW Gulf of America S of 22N W of 94W-
1120 AM EDT Mon Aug 31 2026
.TODAY...E winds 10 kt. Seas 3 ft or less.
.TONIGHT...E winds 10 kt. Seas 3 ft or less.
.TUE...E to SE winds 10 kt. Seas 3 ft or less.
.TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.WED...S of 21N W of 95W, SE winds 10 kt in the morning, becoming
variable less than 5 kt. Elsewhere, E winds 10 kt. Seas 3 ft or
less.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.THU...E winds 10 kt. Seas 3 ft or less.
.THU NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.FRI...E to SE winds 10 kt in the morning, becoming variable less
than 5 kt. Seas 3 ft or less.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
$$
GMZ049-010330-
Central Bay of Campeche-
1120 AM EDT Mon Aug 31 2026
.TODAY...E to SE winds 10 to 15 kt. Seas 2 to 4 ft.
.TONIGHT...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.
.TUE NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.WED...E to SE winds 10 to 15 kt. Seas 3 ft or less.
.WED NIGHT...NE to E winds 15 to 20 kt. Seas 3 ft or less.
.THU...E winds 10 to 15 kt. Seas 3 ft or less.
.THU NIGHT...NE to E winds 15 to 20 kt. Seas 3 ft or less.
.FRI...E to SE winds 10 to 15 kt. Seas 3 ft or less.
.FRI NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less.
$$
GMZ050-010330-
E Bay of Campeche including Campeche Bank-
1120 AM EDT Mon Aug 31 2026
.TODAY...E to SE winds 10 kt. Seas 2 to 4 ft.
.TONIGHT...NE winds 15 to 20 kt. Seas 2 to 4 ft.
.TUE...E to SE winds 10 to 15 kt. Seas 2 to 4 ft.
.TUE NIGHT...NE winds 15 to 20 kt. Seas 3 ft or less.
.WED...E winds 10 to 15 kt. Seas 3 ft or less.
.WED NIGHT...NE winds 15 to 20 kt. Seas 3 ft or less.
.THU...SE winds 10 to 15 kt, shifting to NE in the afternoon.
Seas 3 ft or less.
.THU NIGHT...E winds 15 to 20 kt. Seas 3 ft or less.
.FRI...SE winds 10 to 15 kt, shifting to NE in the afternoon.
Seas 3 ft or less.
.FRI NIGHT...NE winds 15 to 20 kt, shifting to E to SE 10 to
15 kt late. Seas 3 ft or less.
$$
Forecaster Aguirre
