Offshore Marine Forecast
000
FZNT24 KNHC 150832
OFFNT4
Offshore Waters Forecast for the Gulf of America
NWS National Hurricane Center Miami, FL
432 AM EDT Sun Mar 15 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.
GMZ001-152045-
Synopsis for the Gulf of America
432 AM EDT Sun Mar 15 2026
.SYNOPSIS...A strong cold front will enter the NW Gulf tonight,
quickly reaching the southeastern Gulf by Mon night and slow down
as it moves into the northwestern Caribbean on Tue. Strong to
gale-force N winds and building seas will follow the front. Gale
conditions and rough to very rough seas will be possible in the NW
Gulf, and offshore Tampico and Veracruz, Mexico on Sun night and
Mon. The winds offshore Tampico and Veracruz may attain gusts to
storm-force. In the wake of the front, high pressure will build
across the region into midweek.
$$
GMZ040-152045-
NW Gulf of America including Stetson Bank-
432 AM EDT Sun Mar 15 2026
...GALE WARNING...
.TODAY...S winds 20 kt. Seas 4 to 6 ft.
.TONIGHT...S of 27N, S to SW winds 10 to 15 kt. N of 27N, S to SW
winds 15 to 20 kt, becoming N 25 to 35 kt late. Seas 4 to 6 ft.
.MON...N to NE winds 30 to 35 kt, diminishing to 25 to 30 kt in
the afternoon. Seas 9 to 13 ft in N to NE swell.
.MON NIGHT...N to NE winds 20 to 25 kt. Seas 8 to 12 ft in NE
swell.
.TUE...NE to E winds 15 to 20 kt. Seas 6 to 8 ft in NE to E
swell.
.TUE NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft.
.WED...E to SE winds 10 kt. Seas 3 to 5 ft.
.WED NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft.
.THU...Variable winds less than 5 kt. Seas 2 to 4 ft.
.THU NIGHT...Variable winds less than 5 kt, becoming SE to S
10 kt late. Seas 2 to 4 ft.
$$
GMZ041-152045-
SW Louisiana Offshore Waters including Flower Garden Bank Marine
Sanctuary-
432 AM EDT Sun Mar 15 2026
...GALE WARNING...
.TODAY...S winds 15 to 20 kt. Seas 3 to 5 ft.
.TONIGHT...SW winds 20 to 35 kt W of 92W, and S to SW 10 to 15 kt
E of 92W. Seas 4 to 6 ft.
.MON...N winds 25 to 35 kt. Seas 8 to 12 ft in N swell.
.MON NIGHT...N to NE winds 20 to 25 kt. Seas 8 to 12 ft in N to
NE swell.
.TUE...NE winds 15 to 20 kt. Seas 6 to 9 ft in NE swell.
.TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft.
.WED...E winds 10 to 15 kt. Seas 4 to 6 ft in NE to E swell.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.THU...NE to E winds 10 kt. Seas 3 to 5 ft.
.THU NIGHT...NE to E winds 10 kt. Seas 3 to 5 ft.
$$
GMZ056-152045-
N Central Gulf of America Offshore Waters-
432 AM EDT Sun Mar 15 2026
.TODAY...S winds 10 to 15 kt. Seas 2 to 4 ft.
.TONIGHT...S to SW winds 15 to 20 kt. Seas 3 to 5 ft. Scattered
showers.
.MON...W to NW winds 20 to 25 kt, shifting to N in the afternoon.
Seas 7 to 10 ft in NW to N swell.
.MON NIGHT...N winds 20 to 25 kt. Seas 7 to 11 ft in N to NE
swell.
.TUE...N to NE winds 15 to 20 kt. Seas 6 to 9 ft in N to NE
swell.
.TUE NIGHT...NE winds 15 kt. Seas 6 to 8 ft in NE swell.
.WED...NE to E winds 15 kt. Seas 4 to 6 ft.
.WED NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.THU...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.THU NIGHT...N to NE winds 10 to 15 kt. Seas 4 to 6 ft.
$$
GMZ057-152045-
NE Gulf of America N of 26N E of 87W-
432 AM EDT Sun Mar 15 2026
.TODAY...SE to S winds 10 to 15 kt. Seas 3 ft or less. Scattered
showers.
.TONIGHT...S to SW winds 10 to 15 kt. Seas 2 to 4 ft. Scattered
showers.
.MON...S to SW winds 15 to 20 kt, shifting to W to NW 20 to 25 kt
in the afternoon. Seas 5 to 7 ft. Scattered showers.
.MON NIGHT...NW to N winds 20 to 25 kt. Seas 6 to 9 ft in NW
swell.
.TUE...N to NE winds 15 to 20 kt. Seas 6 to 9 ft in NW swell.
.TUE NIGHT...N to NE winds 15 to 20 kt. Seas 6 to 8 ft.
.WED...NE winds 15 kt. Seas 5 to 7 ft.
.WED NIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.THU...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.THU NIGHT...N to NE winds 15 to 20 kt. Seas 4 to 6 ft.
$$
GMZ058-152045-
W Central Gulf of America from 22N to 26N W of 94W-
432 AM EDT Sun Mar 15 2026
...GALE WARNING...
.TODAY...S winds 15 to 20 kt. Seas 4 to 6 ft.
.TONIGHT...SE to S winds 20 to 30 kt. Seas 4 to 6 ft.
.MON...N winds 25 to 35 kt. Seas 7 to 10 ft in S swell, building
to 9 to 14 ft in NE to E swell in the afternoon.
.MON NIGHT...N to NE winds 20 to 30 kt, diminishing to 15 to
20 kt late. Seas 10 to 15 ft in N to NE swell.
.TUE...NE winds 15 to 20 kt. Seas 8 to 12 ft in NE swell.
.TUE NIGHT...E winds 10 to 15 kt. Seas 6 to 9 ft in NE swell.
.WED...E winds 10 kt. Seas 5 to 7 ft in NE swell.
.WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft in NE to E
swell.
.THU...E winds 10 kt. Seas 3 to 5 ft.
.THU NIGHT...E winds 10 kt. Seas 3 to 5 ft.
$$
GMZ045-152045-
W Central Gulf of America from 22N to 26N between 91W and 94W-
432 AM EDT Sun Mar 15 2026
...GALE WARNING...
.TODAY...SE to S winds 10 to 15 kt. Seas 3 to 5 ft.
.TONIGHT...SE to S winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...S of 24N, SE winds 10 to 15 kt, becoming N 25 to 30 kt in
the afternoon. N of 24N, N winds 25 to 35 kt. Seas 4 to 6 ft,
building to 9 to 13 ft in NE to E swell in the afternoon.
.MON NIGHT...N to NE winds 20 to 30 kt. Seas 9 to 14 ft in N
swell.
.TUE...NE winds 15 to 20 kt. Seas 8 to 12 ft in N to NE swell.
.TUE NIGHT...NE winds 15 to 20 kt. Seas 6 to 9 ft in NE swell.
.WED...NE winds 10 to 15 kt. Seas 6 to 8 ft in NE swell.
.WED NIGHT...NE to E winds 10 to 15 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 4 to 6 ft.
$$
GMZ046-152045-
Central Gulf of America from 22N to 26N between 87W and 91W-
432 AM EDT Sun Mar 15 2026
.TODAY...SE to S winds 10 to 15 kt. Seas 3 ft or less. Scattered
showers.
.TONIGHT...SE to S winds 15 to 20 kt. Seas 2 to 4 ft.
.MON...S of 24N, SE to S winds 15 to 20 kt, shifting to SW 10 kt
in the afternoon. N of 24N, S to SW winds 15 to 20 kt, becoming
NW to N 25 to 30 kt in the afternoon. Seas 3 to 5 ft, building to
6 to 9 ft in SE swell in the afternoon. Scattered showers.
.MON NIGHT...N to NE winds 20 to 25 kt. Seas 8 to 12 ft in NW
swell.
.TUE...N to NE winds 20 to 25 kt. Seas 7 to 11 ft in N swell.
.TUE NIGHT...NE winds 20 to 25 kt. Seas 7 to 11 ft in N to NE
swell.
.WED...NE winds 15 to 20 kt. Seas 7 to 10 ft in N to NE swell.
.WED NIGHT...NE winds 15 to 20 kt. Seas 6 to 8 ft in NE swell.
.THU...N to NE winds 15 to 20 kt. Seas 5 to 7 ft.
.THU NIGHT...N to NE winds 15 to 20 kt. Seas 6 to 8 ft in NE to E
swell.
$$
GMZ047-152045-
SE Gulf of America from 22N to 26N E of 87W including Straits of
Florida-
432 AM EDT Sun Mar 15 2026
.TODAY...SE to S winds 10 to 15 kt. Seas 3 ft or less. Scattered
showers.
.TONIGHT...SE to S winds 10 to 15 kt. Seas 2 to 4 ft.
.MON...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. Scattered
showers.
.MON NIGHT...S of 24N, SW winds 10 to 15 kt, shifting to NW to N
15 to 20 kt late. N of 24N, NW to N winds 20 to 25 kt.
Seas 6 to 9 ft in W swell. Scattered showers.
.TUE...N to NE winds 20 to 25 kt. Seas 7 to 10 ft in NW swell.
.TUE NIGHT...NE winds 20 to 25 kt. Seas 7 to 11 ft in NW to N
swell.
.WED...NE winds 15 to 20 kt. Seas 7 to 11 ft S of 24N, and 6 to
8 ft N of 24N.
.WED NIGHT...NE winds 15 to 20 kt. Seas 6 to 9 ft S of 24N, and
5 to 7 ft N of 24N.
.THU...NE winds 15 to 20 kt. Seas 6 to 8 ft in NE swell.
.THU NIGHT...N to NE winds 15 to 20 kt. Seas 6 to 9 ft in N to NE
swell.
$$
GMZ048-152045-
SW Gulf of America S of 22N W of 94W-
432 AM EDT Sun Mar 15 2026
...GALE WARNING...
.TODAY...SE to S winds 10 to 15 kt. Seas 3 to 5 ft.
.TONIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...SE winds 10 to 15 kt, becoming NW to N 25 to 35 kt in the
afternoon. Seas 2 to 4 ft, building to 8 to 12 ft in E swell in
the afternoon. Scattered showers.
.MON NIGHT...N winds 25 to 35 kt, diminishing to 20 to 25 kt
late. Seas 10 to 15 ft in NW to N swell. Scattered
showers.
.TUE...N to NE winds 15 to 20 kt. Seas 9 to 14 ft in N swell.
.TUE NIGHT...N to NE winds 15 to 20 kt. Seas 7 to 11 ft in N to
NE swell.
.WED...N to NE winds 10 to 15 kt. Seas 6 to 9 ft in NE swell.
.WED NIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft in NE swell.
.THU...N to NE winds 10 to 15 kt. Seas 4 to 6 ft in NE swell.
.THU NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft.
$$
GMZ049-152045-
Central Bay of Campeche-
432 AM EDT Sun Mar 15 2026
.TODAY...SE winds 10 to 15 kt. Seas 3 ft or less.
.TONIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less.
.MON...SE winds 10 to 15 kt, shifting to N in the afternoon. Seas
3 ft or less.
.MON NIGHT...N winds 15 to 20 kt S of 20N, and N to NE 25 to
30 kt N of 20N. Seas 7 to 10 ft in NE to E swell, building to
9 to 14 ft in NW to N swell late. Scattered showers.
.TUE...N to NE winds 20 to 25 kt. Seas 9 to 14 ft in NW to N
swell.
.TUE NIGHT...NE winds 15 to 20 kt. Seas 7 to 11 ft in N swell.
.WED...N to NE winds 15 to 20 kt. Seas 6 to 9 ft in N to NE
swell.
.WED NIGHT...N to NE winds 10 to 15 kt. Seas 5 to 7 ft in N to NE
swell.
.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 3 to 5 ft.
$$
GMZ050-152045-
E Bay of Campeche including Campeche Bank-
432 AM EDT Sun Mar 15 2026
.TODAY...SE to S winds 10 to 15 kt. Seas 3 ft or less.
.TONIGHT...N to NE winds 10 to 15 kt, shifting to E to SE late.
Seas 2 to 4 ft.
.MON...W of 90W, SE winds 15 kt in the morning, becoming variable
less than 5 kt. E of 90W, SE to S winds 15 to 20 kt, shifting to
N 10 kt in the afternoon. Seas 2 to 4 ft.
.MON NIGHT...N to NE winds 20 to 25 kt. Seas 5 to 7 ft, building
to 8 to 12 ft in NW to N swell late. Scattered showers.
.TUE...N to NE winds 20 to 25 kt. Seas 8 to 12 ft in NW to N
swell.
.TUE NIGHT...W of 90W, NE winds 20 to 25 kt, diminishing to 15 kt
late. E of 90W, NE winds 20 to 25 kt. Seas 7 to 10 ft
in N swell.
.WED...N to NE winds 15 to 20 kt. Seas 6 to 9 ft in N swell.
.WED NIGHT...N to NE winds 15 to 20 kt. Seas 6 to 8 ft in N to NE
swell.
.THU...N to NE winds 10 to 15 kt. Seas 5 to 7 ft in N to NE
swell.
.THU NIGHT...N to NE winds 10 to 15 kt. Seas 5 to 7 ft.
$$
Forecaster ERA
