Offshore Marine Forecast
000
FZNT24 KNHC 191941
OFFNT4
Offshore Waters Forecast for the Gulf of America
NWS National Hurricane Center Miami, FL
341 PM EDT Sat Sep 19 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.
GMZ001-200745-
Synopsis for the Gulf of America
341 PM EDT Sat Sep 19 2026
.SYNOPSIS...Weak ridging north of the Gulf will maintain
generally gentle to moderate winds across the Gulf for the next
several days. An upper-low and associated surface low/trough
over the central Gulf will contribute to scattered showers and
thunderstorms today and tonight.
$$
GMZ040-200745-
NW Gulf of America including Stetson Bank-
341 PM EDT Sat Sep 19 2026
.TONIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft.
.SUN...E to SE winds 10 kt. Seas 2 to 4 ft.
.SUN NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less.
.MON...E winds 10 kt. Seas 3 ft or less.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.TUE...NE to E winds 10 kt. Seas 3 ft or less.
.TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.WED...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.THU...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.THU NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft.
$$
GMZ041-200745-
SW Louisiana Offshore Waters including Flower Garden Bank Marine
Sanctuary-
341 PM EDT Sat Sep 19 2026
.TONIGHT...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 winds 10 kt. Seas 3 ft or less.
.MON...Variable winds less than 5 kt, becoming NE to E 10 kt in
the afternoon. Seas 3 ft or less.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.TUE...NE to E winds 10 kt. Seas 3 ft or less.
.TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.WED...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.THU...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.THU NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft.
$$
GMZ056-200745-
N Central Gulf of America Offshore Waters-
341 PM EDT Sat Sep 19 2026
.TONIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft.
.SUN...E winds 10 kt. Seas 3 ft or less.
.SUN NIGHT...E winds 10 kt. Seas 3 ft or less.
.MON...NE to E winds 10 kt. Seas 3 ft or less.
.MON NIGHT...E winds 10 kt. Seas 3 ft or less.
.TUE...E winds 10 kt. Seas 3 ft or less.
.TUE NIGHT...E winds 10 kt. Seas 3 ft or less.
.WED...NE to E winds 10 kt. Seas 3 ft or less.
.WED NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft.
.THU...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.THU NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft.
$$
GMZ057-200745-
NE Gulf of America N of 26N E of 87W-
341 PM EDT Sat Sep 19 2026
.TONIGHT...E winds 10 kt. Seas 3 ft or less.
.SUN...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 winds 10 kt. Seas 3 ft or less.
.TUE...Variable winds less than 5 kt. Seas 3 ft or less.
.TUE NIGHT...E winds 10 kt in the evening, becoming variable less
than 5 kt. Seas 3 ft or less.
.WED...Variable winds less than 5 kt, becoming NE 10 kt in the
afternoon. Seas 3 ft or less.
.WED NIGHT...NE to E winds 10 kt. Seas 3 ft or less.
.THU...NE to E winds 10 kt. Seas 3 ft or less.
.THU NIGHT...E winds 10 kt. Seas 2 to 4 ft.
$$
GMZ058-200745-
W Central Gulf of America from 22N to 26N W of 94W-
341 PM EDT Sat Sep 19 2026
.TONIGHT...NE to E winds 10 to 15 kt, shifting to E to SE late.
Seas 2 to 4 ft.
.SUN...Variable winds less than 5 kt. Seas 2 to 4 ft.
.SUN NIGHT...E to SE winds 10 kt. Seas 3 ft or less.
.MON...Variable winds less than 5 kt. Seas 3 ft or less.
.MON NIGHT...E winds 10 kt. Seas 3 ft or less.
.TUE...W of 96W, variable winds less than 5 kt, becoming NE to E
10 kt in the afternoon. E of 96W, NE to E winds 10 kt. Seas 3 ft
or less.
.TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.WED...NE to E winds 10 kt. Seas 3 ft or less.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.THU...NE to E winds 10 kt. Seas 3 ft or less.
.THU NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft.
$$
GMZ045-200745-
W Central Gulf of America from 22N to 26N between 91W and 94W-
341 PM EDT Sat Sep 19 2026
.TONIGHT...S of 24N, variable winds less than 5 kt, becoming SE
10 kt late. N of 24N, E winds 10 to 15 kt. Seas 2 to
4 ft.
.SUN...Variable winds less than 5 kt. Seas 3 ft or less.
.SUN NIGHT...E winds 10 kt. Seas 3 ft or less.
.MON...Variable winds less than 5 kt, becoming E 10 kt in the
afternoon. Seas 3 ft or less.
.MON NIGHT...NE to E winds 10 kt. Seas 3 ft or less.
.TUE...NE to E winds 10 kt. Seas 3 ft or less.
.TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.WED...E winds 10 kt. Seas 3 ft or less.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.THU...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.THU NIGHT...NE to E winds 15 kt. Seas 3 to 5 ft.
$$
GMZ046-200745-
Central Gulf of America from 22N to 26N between 87W and 91W-
341 PM EDT Sat Sep 19 2026
.TONIGHT...S of 24N, variable winds less than 5 kt, becoming E to
SE 10 kt late. N of 24N, E winds 10 kt. Seas 3 ft or
less.
.SUN...Variable winds less than 5 kt. Seas 3 ft or less.
.SUN NIGHT...NE to E winds 10 kt. Seas 3 ft or less.
.MON...S of 24N, variable winds less than 5 kt. N of 24N,
variable winds less than 5 kt, becoming NE to E 10 kt in the
afternoon. Seas 3 ft or less.
.MON NIGHT...E winds 10 kt. Seas 3 ft or less.
.TUE...SE winds 10 kt in the morning, becoming variable less than
5 kt. Seas 3 ft or less.
.TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.WED...E winds 10 kt. Seas 3 ft or less.
.WED NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft.
.THU...NE to E winds 10 to 15 kt. Seas 4 to 6 ft S of 24N, and
2 to 4 ft N of 24N.
.THU NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft.
$$
GMZ047-200745-
SE Gulf of America from 22N to 26N E of 87W including Straits of
Florida-
341 PM EDT Sat Sep 19 2026
.TONIGHT...Variable winds less than 5 kt, becoming E to SE 10 kt
late. Seas 3 ft or less in N to NE swell, subsiding to
3 ft or less late. Scattered showers and isolated
tstms.
.SUN...Variable winds less than 5 kt. Seas 3 ft or less.
Scattered showers and isolated tstms.
.SUN NIGHT...Variable winds less than 5 kt, becoming SE 10 kt
late. Seas 3 ft or less. Scattered showers and isolated
tstms.
.MON...S winds 10 kt in the morning, becoming variable less than
5 kt. Seas 3 ft or less. Scattered showers and isolated tstms.
.MON NIGHT...Variable winds less than 5 kt, becoming SE 10 kt
late. Seas 3 ft or less.
.TUE...SE to S winds 10 kt in the morning, becoming variable less
than 5 kt. Seas 3 ft or less.
.TUE NIGHT...E to SE winds 10 kt. Seas 3 ft or less.
.WED...E winds 10 kt. Seas 3 ft or less.
.WED NIGHT...E to SE winds 10 to 15 kt. Seas 3 to 5 ft.
.THU...S of 24N, E to SE winds 15 to 20 kt. Seas 5 to 7 ft. N of
24N, E to SE winds 10 to 15 kt. Seas 2 to 4 ft.
.THU NIGHT...SE winds 15 to 20 kt. Seas 6 to 8 ft S of 24N, and
3 to 5 ft N of 24N.
$$
GMZ048-200745-
SW Gulf of America S of 22N W of 94W-
341 PM EDT Sat Sep 19 2026
.TONIGHT...N to NE winds 10 kt in the evening, becoming variable
less than 5 kt. Seas 3 ft or less.
.SUN...Variable winds less than 5 kt. Seas 3 ft or less.
.SUN NIGHT...NE to E winds 10 kt in the evening, becoming
variable less than 5 kt. Seas 3 ft or less.
.MON...Variable winds less than 5 kt. Seas 3 ft or less.
.MON NIGHT...NE to E winds 10 kt. Seas 3 ft or less.
.TUE...Variable winds less than 5 kt, becoming N to NE 10 kt in
the afternoon. Seas 3 ft or less.
.TUE NIGHT...S of 21N W of 95W, NE winds 10 kt in the evening,
becoming variable less than 5 kt. Elsewhere, NE winds 10 kt. Seas
3 ft or less.
.WED...Variable winds less than 5 kt, becoming N 10 kt in the
afternoon. Seas 3 ft or less.
.WED NIGHT...N to NE winds 10 kt. Seas 3 ft or less.
.THU...N winds 10 to 15 kt. Seas 3 ft or less.
.THU NIGHT...N to NE winds 10 to 15 kt. Seas 2 to 4 ft.
$$
GMZ049-200745-
Central Bay of Campeche-
341 PM EDT Sat Sep 19 2026
.TONIGHT...N to NE winds 10 kt S of 20N, and variable less than
5 kt N of 20N. Seas 3 ft or less.
.SUN...Variable winds less than 5 kt. Seas 3 ft or less.
.SUN NIGHT...NE winds 10 kt. Seas 3 ft or less.
.MON...Variable winds less than 5 kt. Seas 3 ft or less.
.MON NIGHT...NE winds 10 kt. Seas 3 ft or less.
.TUE...E winds 10 kt in the morning, becoming variable less than
5 kt. Seas 3 ft or less.
.TUE NIGHT...NE winds 10 to 15 kt. Seas 3 ft or less.
.WED...NE to E winds 10 kt. Seas 3 ft or less.
.WED NIGHT...NE winds 10 to 15 kt. Seas 3 ft or less.
.THU...NE winds 10 kt. Seas 3 ft or less.
.THU NIGHT...NE winds 10 to 15 kt. Seas 2 to 4 ft.
$$
GMZ050-200745-
E Bay of Campeche including Campeche Bank-
341 PM EDT Sat Sep 19 2026
.TONIGHT...N winds 10 kt, shifting to E to SE late.
Seas 3 ft or less. Scattered showers and isolated tstms.
.SUN...Variable winds less than 5 kt. Seas 3 ft or less.
.SUN NIGHT...N to NE winds 10 kt, shifting to E late.
Seas 3 ft or less. Scattered showers and isolated tstms.
.MON...SE winds 10 kt in the morning, becoming variable less than
5 kt. Seas 3 ft or less.
.MON NIGHT...N to NE winds 10 to 15 kt, shifting to E late. Seas
3 ft or less.
.TUE...SE winds 10 kt, shifting to N to NE in the afternoon. Seas
3 ft or less.
.TUE NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.WED...E to SE winds 10 kt, shifting to NE in the afternoon. Seas
3 ft or less.
.WED NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.THU...NE to E winds 10 kt. Seas 3 to 5 ft.
.THU NIGHT...W of 90W, NE to E winds 10 to 15 kt. Seas 2 to 4 ft.
E of 90W, E to SE winds 15 to 20 kt. Seas 4 to 6 ft.
$$
Forecaster Landsea
