Offshore Marine Forecast


000
FZNT24 KNHC 130917
OFFNT4

Offshore Waters Forecast for the Gulf of Mexico
NWS National Hurricane Center Miami, FL
417 AM EST Thu Dec 13 2018

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.

GMZ001-132130-
Synopsis for the Gulf of Mexico
417 AM EST Thu Dec 13 2018

.SYNOPSIS...A cold front will move into the NW gulf today. The
front will shift across the gulf waters, moving E of the forecast
waters Sat. Strong to near gale force northerly flow west of the
front will increase to gale force tonight over the northwest and
west- central gulf waters before diminishing Fri. Near gale force
southerly flow is expected east of the front tonight into Fri.
High pres will build in the wake of the front and prevail through
early next week.

$$

GMZ011-132130-
NW Gulf including Stetson Bank-
417 AM EST Thu Dec 13 2018

...GALE WARNING...

.TODAY...SW winds 20 to 25 kt. Seas 6 to 9 ft. Scattered showers
and isolated thunderstorms.
.TONIGHT...W to NW winds 25 to 35 kt. Seas 7 to 11 ft in W swell,
building to 9 to 14 ft in W swell early in the morning.
.FRI...W to NW winds 25 to 35 kt. Seas 10 to 16 ft in W to NW
swell.
.FRI NIGHT...NW winds 20 to 30 kt. Seas 8 to 12 ft in NW swell.
.SAT...NW winds 15 to 20 kt. Seas 4 to 6 ft.
.SAT NIGHT...N winds 10 to 15 kt. Seas 2 to 4 ft.
.SUN...N to NE winds 5 kt. Seas 3 ft or less.
.SUN NIGHT...N to NE winds 5 to 10 kt. Seas 3 ft or less.
.MON...NE to E winds 5 kt. Seas 3 ft or less.
.MON NIGHT...NE to E winds 5 kt. Seas 3 ft or less.

$$

GMZ013-132130-
N Central Gulf including Flower Garden Banks Marine Sanctuary-
417 AM EST Thu Dec 13 2018

.TODAY...S winds 20 to 30 kt. Seas 5 to 7 ft, building to 7 to
10 ft in the afternoon. Scattered showers and isolated
thunderstorms.
.TONIGHT...SW to W winds 20 to 30 kt. Seas 7 to 11 ft in SW
swell. Scattered showers and isolated thunderstorms.
.FRI...W winds 20 to 30 kt W of 90W, and SW to W 20 to 25 kt
elsewhere. Seas 10 to 15 ft in SW to W swell.
.FRI NIGHT...W winds 20 to 30 kt. Seas 9 to 14 ft in W swell.
.SAT...W to NW winds 15 to 20 kt. Seas 6 to 9 ft in W swell.
.SAT NIGHT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...N winds 5 to 10 kt. Seas 2 to 4 ft.
.SUN NIGHT...N winds 10 to 15 kt. Seas 2 to 4 ft.
.MON...N to NE winds 10 to 15 kt. Seas 3 ft or less.
.MON NIGHT...NE winds 5 to 10 kt. Seas 3 ft or less.

$$

GMZ015-132130-
NE Gulf N of 25N E of 87W-
417 AM EST Thu Dec 13 2018

.TODAY...SE winds 15 to 20 kt. Seas 2 to 4 ft, building to 3 to
5 ft in the afternoon.
.TONIGHT...SE to S winds 20 to 30 kt. Seas 5 to 7 ft, building to
7 to 10 ft in SE to S swell early in the morning. Scattered
showers and isolated thunderstorms.
.FRI...SW to W winds 20 to 30 kt. Seas 7 to 10 ft in S swell.
Scattered showers and isolated thunderstorms.
.FRI NIGHT...W winds 15 to 20 kt. Seas 7 to 10 ft in SW to W
swell.
.SAT...W winds 15 to 20 kt. Seas 6 to 9 ft in W swell.
.SAT NIGHT...W to NW winds 10 to 15 kt. Seas 5 to 7 ft in W
swell.
.SUN...NW winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN NIGHT...NW to N winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...N winds 10 to 15 kt. Seas 2 to 4 ft.
.MON NIGHT...N winds 10 to 15 kt. Seas 3 ft or less.

$$

GMZ017-132130-
W Central Gulf from 22N to 26N W of 94W-
417 AM EST Thu Dec 13 2018

...GALE WARNING...

.TODAY...S to SW winds 15 to 20 kt. Seas 6 to 8 ft.
.TONIGHT...W to NW winds 15 to 20 kt, becoming NW to N 25 to
35 kt in the late evening and overnight. Seas 6 to 8 ft, building
to 8 to 12 ft in NW to N swell late.
.FRI...NW winds 30 to 40 kt. Seas 10 to 16 ft in NW to N swell.
.FRI NIGHT...NW winds 20 to 30 kt. Seas 9 to 14 ft in NW to N
swell.
.SAT...NW winds 15 to 20 kt. Seas 6 to 8 ft.
.SAT NIGHT...NW to N winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN...N winds 5 to 10 kt. Seas 2 to 4 ft, subsiding to 3 ft or
less in the afternoon.
.SUN NIGHT...NE winds 5 to 10 kt. Seas 3 ft or less.
.MON...NE winds 5 to 10 kt. Seas 3 ft or less.
.MON NIGHT...E winds 5 to 10 kt. Seas 3 ft or less.

$$

GMZ019-132130-
Central Gulf from 22N to 26N between 87W and 94W-
417 AM EST Thu Dec 13 2018

.TODAY...SE to S winds 20 to 25 kt. Seas 3 to 5 ft, building to
5 to 7 ft in the afternoon.
.TONIGHT...SW to W winds 20 to 30 kt. Seas 6 to 9 ft in S swell.
Scattered showers and isolated thunderstorms.
.FRI...W to NW winds 20 to 30 kt. Seas 9 to 14 ft in W to NW
swell. Scattered showers and isolated thunderstorms.
.FRI NIGHT...W to NW winds 20 to 25 kt. Seas 9 to 14 ft in W to
NW swell.
.SAT...W to NW winds 15 to 20 kt. Seas 6 to 9 ft in W to NW
swell.
.SAT NIGHT...NW winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...NW to N winds 5 to 10 kt. Seas 2 to 4 ft.
.SUN NIGHT...N to NE winds 10 to 15 kt. Seas 2 to 4 ft.
.MON...N to NE winds 10 to 15 kt. Seas 3 ft or less.
.MON NIGHT...NE winds 10 kt. Seas 3 ft or less.

$$

GMZ021-132130-
E Gulf from 22N to 25N E of 87W including Straits of Florida-
417 AM EST Thu Dec 13 2018

.TODAY...SE winds 15 to 20 kt. Seas 2 to 4 ft, building to 3 to
5 ft in the afternoon.
.TONIGHT...SE to S winds 15 to 20 kt. Seas 4 to 6 ft. Scattered
showers and isolated thunderstorms.
.FRI...S to SW winds 15 to 20 kt. Seas 4 to 6 ft. Scattered
showers and isolated thunderstorms.
.FRI NIGHT...W to NW winds 15 to 20 kt. Seas 5 to 7 ft. Scattered
showers and isolated thunderstorms.
.SAT...W to NW winds 10 to 15 kt. Seas 6 to 8 ft in W to NW
swell.
.SAT NIGHT...NW winds 10 to 15 kt. Seas 5 to 7 ft in W to NW
swell.
.SUN...NW to N winds 10 kt. Seas 4 to 6 ft in W to NW swell.
.SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...N winds 10 to 15 kt. Seas 2 to 4 ft.
.MON NIGHT...N to NE winds 10 to 15 kt. Seas 3 ft or less.

$$

GMZ023-132130-
SW Gulf S of 22N W of 94W-
417 AM EST Thu Dec 13 2018

.TODAY...S winds 15 to 20 kt. Seas 4 to 6 ft.
.TONIGHT...S of 21N W of 95W, E winds 5 to 10 kt, shifting to N
10 to 15 kt in the late evening and early morning, then, becoming
NW to N 25 to 30 kt early in the morning. Elsewhere, SE to S
winds 5 to 10 kt, shifting to NE late in the evening, then,
becoming N 20 to 30 kt late. Seas 2 to 4 ft, building
to 5 to 7 ft early in the morning.
.FRI...N winds 20 to 30 kt. Seas 7 to 11 ft in N swell, building
to 9 to 13 ft in N swell late in the afternoon.
.FRI NIGHT...NW to N winds 20 to 25 kt. Seas 9 to 13 ft in N
swell.
.SAT...N winds 15 to 20 kt. Seas 6 to 9 ft in N swell.
.SAT NIGHT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...NW to N winds 5 to 10 kt. Seas 2 to 4 ft.
.SUN NIGHT...N winds 5 to 10 kt. Seas 3 ft or less.
.MON...N winds 5 to 10 kt. Seas 3 ft or less.
.MON NIGHT...NE winds 5 to 10 kt. Seas 3 ft or less.

$$

GMZ025-132130-
E Bay of Campeche including Campeche Bank-
417 AM EST Thu Dec 13 2018

.TODAY...SE to S winds 15 to 20 kt. Seas 3 to 5 ft.
.TONIGHT...Within 60 nm of coast of Campeche, SW to W winds 5 to
10 kt, shifting to NE to E in the late evening and early morning,
then, shifting to SE early in the morning. Elsewhere, S winds
10 to 15 kt, shifting to NW 15 to 20 kt early in the morning.
Seas 3 to 5 ft.
.FRI...Within 60 nm of coast of Campeche, S to SW winds 5 to
10 kt, becoming N 20 to 25 kt in the late morning and afternoon.
Elsewhere, NW to N winds 20 to 30 kt. Seas 6 to 9 ft in NW to N
swell, building to 8 to 12 ft in NW to N swell late in the
afternoon. Scattered showers and isolated thunderstorms.
.FRI NIGHT...NW to N winds 20 to 25 kt. Seas 9 to 13 ft in NW
swell.
.SAT...NW to N winds 15 to 20 kt. Seas 6 to 8 ft.
.SAT NIGHT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...NW to N winds 5 to 10 kt. Seas 2 to 4 ft.
.SUN NIGHT...N winds 5 to 10 kt. Seas 2 to 4 ft.
.MON...N winds 5 to 10 kt. Seas 3 ft or less.
.MON NIGHT...NE winds 5 to 10 kt. Seas 3 ft or less.

$$

Forecaster AL