Offshore Forecast
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666
FZNT24 KNHC 220302
OFFNT4

Offshore Waters Forecast for the Gulf of Mexico
NWS National Hurricane Center Miami, FL
1002 PM EST Tue Nov 21 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.

GMZ001-221515-
Synopsis for the Gulf of Mexico
1002 PM EST Tue Nov 21 2017

.SYNOPSIS...Low pres of 1013 mb is centered near 29N85W. The low
will track east- northeastward across N central Florida Wednesday
night through Thursday, and push a cold front across the area
through Saturday. Gale conditions are expected along the coast of
Mexico near Veracruz Wednesday through early Thursday.

$$

GMZ011-221515-
NW Gulf including Stetson Bank-
1002 PM EST Tue Nov 21 2017

.OVERNIGHT...W to NW winds less than 5 kt, becoming N 20 to 25 kt
late. Seas 3 to 4 ft. Scattered showers and isolated
thunderstorms.
.WED...N to NE winds 20 to 25 kt. Seas 6 to 9 ft.
.WED NIGHT...N winds 20 to 25 kt. Seas 6 to 9 ft.
.THU...N winds 10 to 15 kt. Seas 5 to 7 ft.
.THU NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI...N to NE winds 5 kt, shifting to E to SE less than 5 kt in
the afternoon. Seas 3 ft.
.FRI NIGHT...S winds 5 to 10 kt. Seas 2 ft or less.
.SAT...S to SW winds 5 to 10 kt. Seas 2 ft or less.
.SAT NIGHT...E to SE winds less than 5 kt, shifting to N to NE
5 kt late. Seas 2 ft or less.
.SUN...NE winds 10 to 15 kt. Seas 2 ft or less.
.SUN NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less.

$$

GMZ013-221515-
N Central Gulf including Flower Garden Banks Marine Sanctuary-
1002 PM EST Tue Nov 21 2017

.OVERNIGHT...E winds 5 to 10 kt, becoming NE 15 to 20 kt late.
Seas 3 to 4 ft. Scattered showers and isolated thunderstorms.
.WED...N to NE winds 20 to 25 kt. Seas 5 to 7 ft.
.WED NIGHT...N to NE winds 20 to 25 kt. Seas 6 to 8 ft.
.THU...N winds 15 to 20 kt. Seas 5 to 7 ft.
.THU NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft.
.FRI...N winds 5 to 10 kt. Seas 3 to 5 ft.
.FRI NIGHT...NW winds less than 5 kt, shifting to SW to W 5 kt
late. Seas 3 to 4 ft in the evening, becoming 2 ft or
less.
.SAT...W winds 5 to 10 kt. Seas 2 ft or less.
.SAT NIGHT...NW to N winds 10 to 15 kt. Seas 2 ft or less.
.SUN...N winds 10 to 15 kt. Seas 3 ft.
.SUN NIGHT...N to NE winds 15 to 20 kt. Seas 3 ft.

$$

GMZ015-221515-
NE Gulf N of 25N E of 87W-
1002 PM EST Tue Nov 21 2017

.OVERNIGHT...NE to E winds 5 to 10 kt S of 27N, and N 10 to 15 kt
elsewhere. Seas 2 ft or less. Scattered showers and isolated
thunderstorms.
.WED...E winds 5 to 10 kt S of 27N, and N to NE 10 to 15 kt
elsewhere. Seas 3 ft.
.WED NIGHT...S of 27N, E winds less than 5 kt, shifting to S
late. Elsewhere, NE to E winds 15 to 20 kt. Seas 3 ft.
Numerous thunderstorms.
.THU...W winds 10 to 15 kt S of 27N, and N 15 to 20 kt elsewhere.
Seas 3 to 5 ft. Scattered showers and isolated thunderstorms.
.THU NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI...N winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI NIGHT...NW to N winds 5 to 10 kt. Seas 3 to 4 ft.
.SAT...NW winds 5 to 10 kt. Seas 3 ft.
.SAT NIGHT...NW winds 10 to 15 kt. Seas 3 ft.
.SUN...NW to N winds 10 to 15 kt. Seas 3 ft.
.SUN NIGHT...N winds 15 to 20 kt. Seas 3 ft.

$$

GMZ017-221515-
W Central Gulf from 22N to 26N W of 94W-
1002 PM EST Tue Nov 21 2017

.OVERNIGHT...SE winds 5 to 10 kt, shifting to W to NW 10 to 15 kt
late. Seas 3 ft early in the evening, becoming 2 ft or
less.
.WED...N winds 20 to 30 kt. Seas 4 to 6 ft, building to 7 to
10 ft in the afternoon.
.WED NIGHT...N winds 20 to 30 kt. Seas 8 to 11 ft in N swell.
Scattered showers and isolated thunderstorms.
.THU...NW to N winds 15 to 20 kt. Seas 7 to 10 ft in N to NE
swell.
.THU NIGHT...N winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI...NW to N winds 5 to 10 kt. Seas 3 to 5 ft.
.FRI NIGHT...E winds less than 5 kt, shifting to S late. Seas
3 ft.
.SAT...S winds 10 to 15 kt. Seas 2 ft or less.
.SAT NIGHT...E to SE winds 5 to 10 kt. Seas 2 ft or less.
.SUN...NE winds 5 to 10 kt. Seas 2 ft or less.
.SUN NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less.

$$

GMZ019-221515-
Central Gulf from 22N to 26N between 87W and 94W-
1002 PM EST Tue Nov 21 2017

.OVERNIGHT...E winds 5 to 10 kt. Seas 3 ft early in the evening,
becoming 2 ft or less.
.WED...SE winds 10 to 15 kt, shifting to NW to N 15 to 20 kt in
the afternoon. Seas 3 to 5 ft.
.WED NIGHT...N winds 20 to 25 kt. Seas 5 to 7 ft. Scattered
showers and isolated thunderstorms.
.THU...N winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and
isolated thunderstorms.
.THU NIGHT...NW to N winds 15 to 20 kt. Seas 6 to 8 ft.
.FRI...NW winds 10 to 15 kt. Seas 4 to 6 ft.
.FRI NIGHT...NW winds 5 to 10 kt, shifting to W late.
Seas 3 to 4 ft.
.SAT...W to NW winds less than 5 kt. Seas 3 ft.
.SAT NIGHT...N winds 5 to 10 kt. Seas 3 ft.
.SUN...N winds 10 to 15 kt. Seas 3 ft.
.SUN NIGHT...N winds 15 to 20 kt. Seas 3 to 4 ft.

$$

GMZ021-221515-
E Gulf from 22N to 25N E of 87W including Straits of Florida-
1002 PM EST Tue Nov 21 2017

.OVERNIGHT...NE to E winds 5 to 10 kt. Seas 3 ft early in the
evening, becoming 2 ft or less.
.WED...NE to E winds less than 5 kt, shifting to SE to S in the
afternoon. Seas 2 ft or less.
.WED NIGHT...N winds less than 5 kt, shifting to S late. Seas
2 ft or less.
.THU...SW to W winds 5 to 10 kt. Seas 2 ft or less.
.THU NIGHT...W to NW winds 10 to 15 kt. Seas 3 to 4 ft.
.FRI...NW winds 10 to 15 kt. Seas 3 to 5 ft.
.FRI NIGHT...NW winds 5 to 10 kt. Seas 3 to 5 ft.
.SAT...NW winds 5 to 10 kt. Seas 3 to 4 ft.
.SAT NIGHT...NW to N winds 5 to 10 kt. Seas 3 ft.
.SUN...NW to N winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN NIGHT...NW to N winds 15 to 20 kt. Seas 3 to 5 ft.

$$

GMZ023-221515-
SW Gulf S of 22N W of 94W-
1002 PM EST Tue Nov 21 2017

...GALE WARNING...

.OVERNIGHT...S winds less than 5 kt. Seas 3 ft.
.WED...NW winds 20 to 30 kt. Seas 3 to 5 ft, building to 6 to
9 ft in the afternoon.
.WED NIGHT...NW to N winds 20 to 30 kt. Seas 9 to 14 ft in NW to
N swell.
.THU...NW to N winds 20 to 30 kt. Seas 9 to 14 ft in N swell.
Scattered showers and isolated thunderstorms.
.THU NIGHT...NW to N winds 15 to 20 kt. Seas 7 to 10 ft in N to
NE swell.
.FRI...NW to N winds 10 to 15 kt. Seas 5 to 7 ft.
.FRI NIGHT...NE winds 5 kt, shifting to SE less than 5 kt late.
Seas 3 to 4 ft.
.SAT...SE to S winds 5 to 10 kt. Seas 3 ft in the morning,
becoming 2 ft or less.
.SAT NIGHT...E winds 5 to 10 kt. Seas 2 ft or less.
.SUN...N to NE winds 5 to 10 kt. Seas 2 ft or less.
.SUN NIGHT...N to NE winds 10 to 15 kt. Seas 2 ft or less.

$$

GMZ025-221515-
E Bay of Campeche including Campeche Bank-
1002 PM EST Tue Nov 21 2017

.OVERNIGHT...E to SE winds less than 5 kt. Seas 3 ft early in the
evening, becoming 2 ft or less.
.WED...SW winds 5 to 10 kt, becoming W to NW 15 to 20 kt in the
afternoon. Seas 2 ft or less, becoming 3 to 4 ft in the
afternoon.
.WED NIGHT...NW winds 15 to 20 kt. Seas 5 to 7 ft.
.THU...NW to N winds 15 to 20 kt. Seas 6 to 8 ft. Scattered
showers and isolated thunderstorms.
.THU NIGHT...NW to N winds 15 to 20 kt. Seas 6 to 9 ft.
.FRI...NW to N winds 5 to 10 kt. Seas 4 to 6 ft in N swell.
.FRI NIGHT...W to NW winds 5 to 10 kt. Seas 3 to 4 ft.
.SAT...S to SW winds less than 5 kt. Seas 3 ft in the morning,
becoming 2 ft or less.
.SAT NIGHT...NE winds 5 to 10 kt. Seas 2 ft or less.
.SUN...N to NE winds 5 to 10 kt. Seas 2 ft or less.
.SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft.

$$

Forecaster AL



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