Offshore Forecast
Issued by NWS

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000
FZNT24 KNHC 171513
OFFNT4

Offshore Waters Forecast for the Gulf of Mexico
NWS National Hurricane Center Miami, FL
1113 AM EDT Tue Oct 17 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.

GMZ001-180315-
Synopsis for the Gulf of Mexico
1113 AM EDT Tue Oct 17 2017

.SYNOPSIS...A cold front from just S of Tampa Bay to near 24N92W
to the central Bay of Campeche will move slowly SE and
gradually lose identity across the far SE Gulf waters Tue night
through Wed. Gale force northwesterly winds will continue within
90 nm of the Mexican coast from 94W to 96W through this evening.
Strong NW flow will then continue through Wed evening. A fresh
to locally strong E breeze is expected across the northern Gulf
waters on Thu and Fri, except a fresh SE return flow will set up
across the NW Gulf waters on Thu night, and continue through Sat
night with the next cold front expected on Sun.

$$

GMZ011-180315-
NW Gulf including Stetson Bank-
1113 AM EDT Tue Oct 17 2017

.TODAY...N to NE winds 15 to 20 kt. Seas 5 to 6 ft.
.TONIGHT...NE to E winds 10 to 15 kt. Seas 4 to 6 ft.
.WED...NE to E winds 5 to 10 kt. Seas 3 to 5 ft.
.WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.THU...E winds 10 to 15 kt. Seas 4 to 6 ft.
.THU NIGHT...E winds 15 to 20 kt. Seas 5 to 6 ft.
.FRI...E to SE winds 15 to 20 kt. Seas 5 to 6 ft.
.FRI NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft.
.SAT...SE to S winds 10 to 15 kt. Seas 4 to 5 ft.
.SAT NIGHT...SE winds 10 to 15 kt. Seas 4 ft.

$$

GMZ013-180315-
N Central Gulf including Flower Garden Banks Marine Sanctuary-
1113 AM EDT Tue Oct 17 2017

.TODAY...NE winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers
and isolated thunderstorms.
.TONIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. Scattered
showers and isolated thunderstorms.
.WED...NE to E winds 15 to 20 kt. Seas 4 to 6 ft.
.WED NIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft.
.THU...NE to E winds 15 to 20 kt. Seas 5 to 6 ft.
.THU NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft.
.FRI...E winds 15 to 20 kt. Seas 5 to 7 ft.
.FRI NIGHT...E to SE winds 15 to 20 kt. Seas 5 to 6 ft.
.SAT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft.
.SAT NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft.

$$

GMZ015-180315-
NE Gulf N of 25N E of 87W-
1113 AM EDT Tue Oct 17 2017

.TODAY...NE to E winds 15 to 20 kt. Seas 3 to 5 ft. Scattered
showers and isolated thunderstorms.
.TONIGHT...NE to E winds 15 to 20 kt S of 27N, and NE to E 20 to
25 kt elsewhere. Seas 4 to 6 ft. Scattered showers and isolated
thunderstorms.
.WED...NE to E winds 10 to 15 kt S of 27N, and NE to E 15 to
20 kt elsewhere. Seas 5 to 7 ft. Scattered showers and isolated
thunderstorms.
.WED NIGHT...NE to E winds 20 to 25 kt. Seas 4 to 6 ft.
.THU...NE to E winds 15 to 20 kt. Seas 4 to 6 ft.
.THU NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft.
.FRI...NE to E winds 15 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft.
.SAT...E winds 15 to 20 kt. Seas 4 to 6 ft.
.SAT NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft.

$$

GMZ017-180315-
W Central Gulf from 22N to 26N W of 94W-
1113 AM EDT Tue Oct 17 2017

.TODAY...N winds 20 to 25 kt. Seas 7 to 10 ft. Scattered showers
and isolated thunderstorms.
.TONIGHT...N to NE winds 15 to 20 kt. Seas 6 to 9 ft.
.WED...N to NE winds 10 to 15 kt. Seas 4 to 6 ft.
.WED NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft.
.THU...NE winds 5 to 10 kt. Seas 3 to 5 ft.
.THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI...E winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI NIGHT...E to SE winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.

$$

GMZ019-180315-
Central Gulf from 22N to 26N between 87W and 94W-
1113 AM EDT Tue Oct 17 2017

.TODAY...NE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers
and isolated thunderstorms.
.TONIGHT...NE winds 15 to 20 kt. Seas 5 to 7 ft. Scattered
showers and isolated thunderstorms.
.WED...NE to E winds 10 to 15 kt. Seas 4 to 6 ft.
.WED NIGHT...NE to E winds 10 to 15 kt. Seas 4 to 6 ft.
.THU...NE to E winds 10 to 15 kt. Seas 4 to 6 ft.
.THU NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft.
.FRI...E winds 15 to 20 kt. Seas 4 to 6 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.
.SAT...E to SE winds 10 to 15 kt. Seas 4 to 5 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 5 ft.

$$

GMZ021-180315-
E Gulf from 22N to 25N E of 87W including Straits of Florida-
1113 AM EDT Tue Oct 17 2017

.TODAY...NE to E winds 5 to 10 kt. Seas 2 ft or less. Scattered
showers and isolated thunderstorms.
.TONIGHT...NE to E winds 10 to 15 kt. Seas 3 to 4 ft. Scattered
showers and isolated thunderstorms.
.WED...NE to E winds 10 to 15 kt. Seas 3 to 4 ft. Scattered
showers and isolated thunderstorms.
.WED NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft.
.THU...NE to E winds 10 to 15 kt. Seas 3 to 4 ft.
.THU NIGHT...NE to E winds 15 to 20 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 15 to 20 kt. Seas 3 to 5 ft.
.SAT...E winds 15 to 20 kt. Seas 3 to 5 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft.

$$

GMZ023-180315-
SW Gulf S of 22N W of 94W-
1113 AM EDT Tue Oct 17 2017

...GALE WARNING...

.TODAY...NW winds 25 to 35 kt S of 21N W of 95W, and NW to N
20 to 25 kt elsewhere. Seas 9 to 14 ft. Scattered showers and
isolated thunderstorms.
.TONIGHT...NW winds 25 to 35 kt S of 21N W of 95W, and N 20 to
25 kt elsewhere. Seas 8 to 13 ft. Scattered showers and isolated
thunderstorms.
.WED...NW to N winds 20 to 30 kt S of 21N W of 95W, and N 15 to
20 kt elsewhere. Seas 6 to 9 ft. Scattered showers and isolated
thunderstorms.
.WED NIGHT...S of 21N W of 95W, NW to N winds 20 to 25 kt.
Elsewhere, N to NE winds 15 to 20 kt, diminishing to 10 kt late.
Seas 5 to 7 ft. Scattered showers and isolated thunderstorms.
.THU...N winds 10 to 15 kt. Seas 3 to 5 ft.
.THU NIGHT...N to NE winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI...N winds 5 to 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...NE winds 5 to 10 kt. Seas 3 to 4 ft.
.SAT...NE winds 5 to 10 kt. Seas 3 to 4 ft.
.SAT NIGHT...NE to E winds 5 to 10 kt. Seas 3 ft.

$$

GMZ025-180315-
E Bay of Campeche including Campeche Bank-
1113 AM EDT Tue Oct 17 2017

.TODAY...Within 60 nm of coast of Campeche, E winds less than
5 kt, shifting to N towards evening. Elsewhere, N to NE winds
10 to 15 kt. Seas 5 to 7 ft. Scattered showers and isolated
thunderstorms.
.TONIGHT...NE winds 5 to 10 kt Within 60 nm of coast of
Campeche, and NE 15 to 20 kt elsewhere. Seas 5 to 7 ft.
Scattered showers and isolated thunderstorms.
.WED...NE winds 5 to 10 kt. Seas 4 to 6 ft. Scattered showers
and isolated thunderstorms.
.WED NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. Scattered
showers and isolated thunderstorms.
.THU...NE to E winds 5 to 10 kt. Seas 3 to 4 ft.
.THU NIGHT...NE to 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.
.SAT...E to SE winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft.

$$

Forecaster Stripling


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