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National Weather Service Marine Forecast FZNT24 KNHC

FZNT24 KNHC 250830
OFFNT4

Offshore Waters Forecast for the Gulf of Mexico
NWS National Hurricane Center Miami, FL
430 AM EDT Mon Sep 25 2017

Offshore Waters Forecast for the Gulf of Mexico

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.

GMZ001-252030-
Synopsis for the Gulf of Mexico
430 AM EDT Mon Sep 25 2017

SYNOPSIS
A thermal trough will develop each evening over the
NW Yucatan Peninsula, move into the SW Gulf overnight where it
will dissipate each morning. Weak high pressure will remain over
the area through Wednesday night. A cold front will move across
the northern and western Gulf waters on Thursday, and reach a from
northern Florida to the central and SW Gulf waters on Friday.



GMZ011-252030-
NW Gulf including Stetson Bank-
430 AM EDT Mon Sep 25 2017

TODAY
SE winds 10 kt. Seas 2 to 3 ft.

TONIGHT
E to SE winds 10 to 15 kt. Seas 2 to 3 ft.

TUE
E to SE winds 10 to 15 kt. Seas 2 to 3 ft.

TUE NIGHT
E to SE winds 10 to 15 kt. Seas 3 to 4 ft.

WED
E winds 10 to 15 kt. Seas 3 to 4 ft.

WED NIGHT
E winds 10 to 15 kt. Seas 3 to 4 ft.

THU
NE to E winds 10 to 15 kt. Seas 3 to 4 ft.

THU NIGHT
NE to E winds 10 to 15 kt. Seas 3 to 4 ft.

FRI
NE to E winds 10 to 15 kt. Seas 3 to 4 ft.

FRI NIGHT
NE to E winds 10 to 15 kt. Seas 3 to 4 ft.



GMZ013-252030-
N Central Gulf including Flower Garden Banks Marine Sanctuary-
430 AM EDT Mon Sep 25 2017

TODAY
SE winds 5 to 10 kt. Seas 2 ft or less. Isolated showers
and thunderstorms.

TONIGHT
E to SE winds 5 to 10 kt. Seas 2 ft or less. Isolated
showers and thunderstorms.

TUE
E to SE winds 5 to 10 kt. Seas 2 ft or less.  Isolated
showers and thunderstorms.

TUE NIGHT
E winds 5 to 10 kt. Seas 2 ft or less. Isolated
showers and thunderstorms.

WED
E winds 10 to 15 kt. Seas 2 ft or less.

WED NIGHT
E winds 10 to 15 kt. Seas 3 to 4 ft.

THU
NE to E winds 10 to 15 kt. Seas 3 to 4 ft.

THU NIGHT
NE to E winds 10 to 15 kt. Seas 3 to 4 ft.

FRI
NE to E winds 10 to 15 kt. Seas 3 to 4 ft.

FRI NIGHT
NE to E winds 10 to 15 kt. Seas 3 to 4 ft.



GMZ015-252030-
NE Gulf N of 25N E of 87W-
430 AM EDT Mon Sep 25 2017

TODAY
SE winds 5 to 10 kt. Seas 2 ft or less. Isolated showers
and thunderstorms.

TONIGHT
SE winds less than 5 kt. Seas 2 ft or less. Isolated showers
and thunderstorms.

TUE
E to SE winds 5 to 10 kt. Seas 2 ft or less. Isolated showers
and thunderstorms.

TUE NIGHT
E winds 5 to 10 kt. Seas 2 ft or less. Isolated showers
and thunderstorms.

WED
NE to E winds 5 to 10 kt. Seas 2 ft or less.

WED NIGHT
NE to E winds 5 to 10 kt. Seas 2 ft or less.

THU
NE to E winds 5 to 10 kt. Seas 2 ft or less.

THU NIGHT
E winds 5 to 10 kt. Seas 2 ft or less.

FRI
NE to E winds 5 to 10 kt. Seas 2 ft or less.

FRI NIGHT
E winds 5 to 10 kt. Seas 2 ft or less.



GMZ017-252030-
W Central Gulf from 22N to 26N W of 94W-
430 AM EDT Mon Sep 25 2017

TODAY
SE winds 10 to 15 kt. Seas 2 to 3 ft.

TONIGHT
E to SE winds 10 to 15 kt. Seas 2 to 3 ft.

TUE
E to SE winds 10 to 15 kt. Seas 3 to 4 ft.

TUE NIGHT
E to SE winds 10 to 15 kt. Seas 3 to 4 ft.

WED
E winds 10 to 15 kt. Seas 3 to 4 ft.

WED NIGHT
NE to E winds 10 to 15 kt. Seas 3 to 4 ft.

THU
NE to E winds 10 to 15 kt. Seas 3 to 4 ft.

THU NIGHT
NE to E winds 10 to 15 kt. Seas 3 to 5 ft.

FRI
NE to E winds 10 to 15 kt. Seas 3 to 5 ft.

FRI NIGHT
NE to E winds 10 to 15 kt. Seas 3 to 5 ft.



GMZ019-252030-
Central Gulf from 22N to 26N between 87W and 94W-
430 AM EDT Mon Sep 25 2017

TODAY
E to SE winds 5 to 10 kt. Seas 2 ft or less. Isolated showers
and thunderstorms.

TONIGHT
E to SE winds 10 to 15 kt. Seas 2 ft or less. Isolated showers
and thunderstorms.

TUE
E to SE winds 10 to 15 kt. Seas 2 ft or less. Isolated showers
and thunderstorms.

TUE NIGHT
E winds 10 to 15 kt. Seas 3 to 4 ft. Isolated showers
and thunderstorms.

WED
E winds 10 to 15 kt. Seas 3 to 4 ft.

WED NIGHT
E winds 10 to 15 kt. Seas 3 to 4 ft.

THU
E winds 10 to 15 kt. Seas 3 to 4 ft.

THU NIGHT
E winds 10 to 15 kt. Seas 3 to 4 ft.

FRI
E winds 10 to 15 kt. Seas 3 to 4 ft.

FRI NIGHT
NE to E winds 10 to 15 kt. Seas 3 to 4 ft.



GMZ021-252030-
E Gulf from 22N to 25N E of 87W including Straits of Florida-
430 AM EDT Mon Sep 25 2017

TODAY
SE winds 5 to 10 kt. Seas 2 ft or less. Scattered
showers and isolated thunderstorms.

TONIGHT
SE winds 5 to 10 kt. Seas 2 ft or less. Scattered
showers and isolated thunderstorms.

TUE
E to SE winds 10 to 15 kt. Seas 2 to 3 ft. Scattered
showers and isolated thunderstorms.

TUE NIGHT
E to SE winds 10 to 15 kt. Seas 2 to 3 ft. Scattered
showers and isolated thunderstorms.

WED
E to SE winds 10 to 15 kt. Seas 3 to 4 ft.

WED NIGHT
SE winds 10 to 15 kt. Seas 3 to 4 ft.

THU
SE winds 10 to 15 kt. Seas 3 to 4 ft.

THU NIGHT
E to SE winds 5 to 10 kt. Seas 3 to 4 ft.

FRI
E to SE winds 5 to 10 kt. Seas 2 to 3 ft.

FRI NIGHT
E to SE winds 5 to 10 kt. Seas 2 ft or less.



GMZ023-252030-
SW Gulf S of 22N W of 94W-
430 AM EDT Mon Sep 25 2017

TODAY
SE winds 10 to 15 kt. Seas 2 ft or less.

TONIGHT
E to SE winds 10 to 15 kt. Seas 2 to 3 ft.

TUE
SE winds 10 to 15 kt. Seas 2 to 3 ft.

TUE NIGHT
E winds 10 to 15 kt. Seas 2 to 3 ft.

WED
E winds 5 to 10 kt, shifting to N in the afternoon. Seas
2 to 3 ft.

WED NIGHT
N to NE winds 5 to 10 kt. Seas 2 to 3 ft.

THU
N winds 10 to 15 kt. Seas 3 to 4 ft.

THU NIGHT
N winds 10 to 15 kt. Seas 3 to 4 ft.

FRI
N winds 10 to 15 kt. Seas 3 to 4 ft.

FRI NIGHT
N to NE winds 10 to 15 kt. Seas 3 to 4 ft.



GMZ025-252030-
E Bay of Campeche including Campeche Bank-
430 AM EDT Mon Sep 25 2017

TODAY
E to SE winds 10 to 15 kt. Seas 2 to 3 ft. Isolated showers
and thunderstorms.

TONIGHT
NE to E winds 15 to 20 kt. Seas 2 to 3 ft, building
to 3 to 4 ft late. Isolated showers and thunderstorms.

TUE
E to SE winds 10 to 15 kt. Seas 3 to 4 ft in the morning,
subsiding to 2 to 3 ft. Isolated showers and thunderstorms.

TUE NIGHT
NE to E winds 10 to 15 kt. Seas 2 to 3 ft. Isolated
showers and thunderstorms.

WED
E to SE winds 10 to 15 kt. Seas 2 ft or less.

WED NIGHT
NE to E winds 10 to 15 kt. Seas 2 ft or less.

THU
SE winds 10 to 15 kt. Seas 2 ft or less.

THU NIGHT
NE to E winds 10 to 15 kt. Seas 2 ft or less.

FRI
E to SE winds 10 to 15 kt. Seas 2 ft or less.

FRI NIGHT
NE to E winds 10 to 15 kt. Seas 2 to 3 ft.



Forecaster Aguirre