Offshore Marine Forecast
000
FZNT24 KNHC 172008
OFFNT4
Offshore Waters Forecast for the Gulf of America
NWS National Hurricane Center Miami, FL
308 PM EST Wed Dec 17 2025
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.
GMZ001-180815-
Synopsis for the Gulf of America
308 PM EST Wed Dec 17 2025
.SYNOPSIS...A ridge will dominate the Gulf region through Thu,
with winds veering to the S and SW ahead of the next cold front,
forecast to move into the NW Gulf Thu evening. This front will
reach from the Florida Big Bend to near Brownsville, Texas by Fri
morning, and from SW Florida to NE Mexico Fri evening, then begin
to lift northward and dissipate through Sat. High pressure will
move into the NE Gulf Sat night and Sun.
$$
GMZ040-180815-
NW Gulf of America including Stetson Bank-
308 PM EST Wed Dec 17 2025
.TONIGHT...SE winds 20 to 25 kt. Seas 4 to 6 ft. Scattered tstms.
.THU...SW winds 15 to 20 kt. Seas 4 to 6 ft.
.THU NIGHT...S of 27N, SW to W winds 10 kt, shifting to N late. N
of 27N, W winds 10 to 15 kt, shifting to N 15 to
20 kt late. Seas 3 to 5 ft.
.FRI...NE to E winds 15 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft.
.SAT...S winds 10 to 15 kt. Seas 2 to 4 ft.
.SAT NIGHT...S winds 10 to 15 kt. Seas 2 to 4 ft.
.SUN...SE to S winds 10 to 15 kt. Seas 3 ft or less.
.SUN NIGHT...SE winds 10 to 15 kt. Seas 3 ft or less.
.MON...SE winds 10 to 15 kt. Seas 3 ft or less.
.MON NIGHT...SE winds 10 to 15 kt. Seas 3 ft or less.
$$
GMZ041-180815-
SW Louisiana Offshore Waters including Flower Garden Bank Marine
Sanctuary-
308 PM EST Wed Dec 17 2025
.TONIGHT...E winds 10 kt, shifting to SE to S 15 to 20 kt late.
Seas 3 to 5 ft. Scattered showers.
.THU...SW winds 10 to 15 kt. Seas 3 to 5 ft.
.THU NIGHT...W to NW winds 15 to 20 kt. Seas 3 to 5 ft.
.FRI...NE winds 15 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...E to SE winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT...S winds 10 to 15 kt. Seas 2 to 4 ft.
.SAT NIGHT...SE to S winds 10 to 15 kt. Seas 3 ft or less.
.SUN...SE winds 10 to 15 kt. Seas 3 ft or less.
.SUN NIGHT...E to SE 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...E to SE winds 10 kt. Seas 2 to 4 ft.
$$
GMZ056-180815-
N Central Gulf of America Offshore Waters-
308 PM EST Wed Dec 17 2025
.TONIGHT...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. Scattered
showers.
.THU...S to SW winds 15 to 20 kt. Seas 4 to 6 ft. Scattered
showers.
.THU NIGHT...W winds 10 to 15 kt. Seas 4 to 6 ft.
.FRI...N winds 15 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT...SE winds 10 kt. Seas 2 to 4 ft.
.SAT NIGHT...Variable winds less than 5 kt. Seas 3 ft or less.
.SUN...NE to E winds 10 kt. Seas 3 ft or less.
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.MON...E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
$$
GMZ057-180815-
NE Gulf of America N of 26N E of 87W-
308 PM EST Wed Dec 17 2025
.TONIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. Scattered
showers.
.THU...SE to S winds 15 to 20 kt. Seas 5 to 7 ft. Scattered
showers.
.THU NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft.
.FRI...NW winds 15 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...N to NE winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT...E winds 10 kt. Seas 2 to 4 ft.
.SAT NIGHT...Variable winds less than 5 kt. Seas 3 ft or less.
.SUN...NE winds 10 kt. Seas 3 ft or less.
.SUN NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.MON...E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft.
$$
GMZ058-180815-
W Central Gulf of America from 22N to 26N W of 94W-
308 PM EST Wed Dec 17 2025
.TONIGHT...SE to S winds 10 to 15 kt. Seas 3 to 5 ft. Scattered
showers.
.THU...S winds 10 to 15 kt. Seas 2 to 4 ft.
.THU NIGHT...S winds 10 kt in the evening, becoming variable less
than 5 kt. Seas 2 to 4 ft.
.FRI...NE winds 10 to 15 kt. Seas 2 to 4 ft.
.FRI NIGHT...E to SE winds 10 kt. Seas 2 to 4 ft.
.SAT...SE to S winds 10 to 15 kt. Seas 2 to 4 ft.
.SAT NIGHT...SE to S winds 10 to 15 kt. Seas 2 to 4 ft.
.SUN...SE winds 10 kt. Seas 3 ft or less.
.SUN NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft.
.MON...SE winds 10 to 15 kt. Seas 2 to 4 ft.
.MON NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft.
$$
GMZ045-180815-
W Central Gulf of America from 22N to 26N between 91W and 94W-
308 PM EST Wed Dec 17 2025
.TONIGHT...SE winds 10 kt. Seas 2 to 4 ft.
.THU...S winds 10 to 15 kt. Seas 2 to 4 ft.
.THU NIGHT...S to SW winds 10 kt in the evening, becoming
variable less than 5 kt. Seas 2 to 4 ft.
.FRI...NE winds 10 kt. Seas 2 to 4 ft.
.FRI NIGHT...E winds 10 kt. Seas 2 to 4 ft.
.SAT...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 to 15 kt. Seas 3 ft or less.
.SUN NIGHT...E winds 15 kt. Seas 2 to 4 ft.
.MON...E winds 10 to 15 kt. Seas 2 to 4 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
$$
GMZ046-180815-
Central Gulf of America from 22N to 26N between 87W and 91W-
308 PM EST Wed Dec 17 2025
.TONIGHT...E winds 10 kt S of 24N, and E to SE 15 to 20 kt N of
24N. Seas 4 to 6 ft. Scattered showers.
.THU...S winds 10 to 15 kt. Seas 3 to 5 ft.
.THU NIGHT...S of 24N, variable winds less than 5 kt, becoming NE
to E 10 kt late. N of 24N, W winds 10 kt. Seas 3 to
5 ft.
.FRI...N winds 10 kt. Seas 2 to 4 ft.
.FRI NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT...E winds 10 kt. Seas 2 to 4 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.SUN...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.SUN NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft.
.MON...NE to E winds 10 to 15 kt. Seas 4 to 6 ft.
.MON NIGHT...NE to E winds 10 to 15 kt. Seas 4 to 6 ft.
$$
GMZ047-180815-
SE Gulf of America from 22N to 26N E of 87W including Straits of
Florida-
308 PM EST Wed Dec 17 2025
.TONIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered
showers.
.THU...SE to S winds 15 to 20 kt. Seas 4 to 6 ft.
.THU NIGHT...S to SW winds 10 kt. Seas 3 to 5 ft.
.FRI...NW to N winds 10 kt. Seas 2 to 4 ft.
.FRI NIGHT...N to NE winds 10 kt. Seas 3 to 5 ft.
.SAT...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...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.SUN NIGHT...NE to E winds 15 to 20 kt. Seas 3 to 5 ft.
.MON...NE to E winds 15 to 20 kt. Seas 4 to 6 ft.
.MON NIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft.
$$
GMZ048-180815-
SW Gulf of America S of 22N W of 94W-
308 PM EST Wed Dec 17 2025
.TONIGHT...SE winds 10 to 15 kt. Seas 2 to 4 ft.
.THU...SE to S winds 10 kt. Seas 3 ft or less.
.THU NIGHT...E to SE winds 10 kt in the evening, becoming
variable less than 5 kt. Seas 3 ft or less.
.FRI...N to NE winds 10 kt. Seas 3 ft or less. Scattered showers.
.FRI NIGHT...NE winds 10 kt. Seas 3 ft or less.
.SAT...Variable winds less than 5 kt S of 21N W of 95W, and E to
SE 10 kt elsewhere. Seas 3 ft or less.
.SAT NIGHT...E to SE winds 10 kt. Seas 3 ft or less.
.SUN...E to SE winds 10 kt. Seas 3 ft or less.
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.MON...S of 21N W of 95W, variable winds less than 5 kt, becoming
NE 10 kt in the afternoon. Elsewhere, E winds 10 to 15 kt. Seas
2 to 4 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft.
$$
GMZ049-180815-
Central Bay of Campeche-
308 PM EST Wed Dec 17 2025
.TONIGHT...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 kt. Seas 3 ft or less. Scattered showers.
.FRI...NE to E winds 10 kt. Seas 3 ft or less. Scattered showers.
.FRI NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.SAT...E to SE winds 10 to 15 kt. Seas 3 ft or less.
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.SUN...E winds 10 to 15 kt. Seas 3 ft or less.
.SUN NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft.
.MON...E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...NE winds 15 kt. Seas 3 to 5 ft.
$$
GMZ050-180815-
E Bay of Campeche including Campeche Bank-
308 PM EST Wed Dec 17 2025
.TONIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft.
.THU...W of 90W, SE winds 10 kt. E of 90W, SE to S winds 10 kt in
the morning, becoming variable less than 5 kt. Seas 2 to 4 ft.
.THU NIGHT...NE to E winds 10 kt. Seas 3 ft or less.
.FRI...E winds 10 kt. Seas 3 ft or less.
.FRI NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.SAT...E winds 10 to 15 kt. Seas 3 ft or less.
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 ft or less.
.SUN...NE to E winds 10 to 15 kt. Seas 3 ft or less.
.SUN NIGHT...NE to E winds 15 to 20 kt. Seas 3 to 5 ft.
.MON...NE to E winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft.
$$
Forecaster GR
