Offshore Forecast
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000
FZNT24 KNHC 132107
OFFNT4

Offshore Waters Forecast for the Gulf of Mexico
NWS National Hurricane Center Miami, FL
407 PM EST Wed Dec 13 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.

GMZ001-140915-
Synopsis for the Gulf of Mexico
407 PM EST Wed Dec 13 2017

.SYNOPSIS...A weakening cold front extending from the Straits of
Yucatan to near Tampico Mexico will dissipate this evening.
Another cold front will enter the northern Gulf Thu, then reach
from the Florida Big Bend area in the NE Gulf to near Tampico
Mexico by Fri afternoon, then stall from Tampa to the Bay of
Campeche on Sat before lifting back to the W and NW through Sun.
Gale force winds are possible along the coast of Mexico near
Tampico Fri night and Sat.

$$

GMZ011-140915-
NW Gulf including Stetson Bank-
407 PM EST Wed Dec 13 2017

.TONIGHT...SW winds 5 to 10 kt. Seas 2 ft or less.
.THU...S to SW winds 5 to 10 kt. Seas 2 ft or less.
.THU NIGHT...SE to S winds 5 to 10 kt, becoming NE to E 20 to
25 kt late. Seas 2 ft or less. Scattered showers and
isolated thunderstorms.
.FRI...N to NE winds 20 to 30 kt. Seas 3 to 5 ft, building to
6 to 9 ft in the afternoon. Scattered thunderstorms.
.FRI NIGHT...N to NE winds 20 to 25 kt, becoming NE 10 to 15 kt
late. Seas 6 to 8 ft in NE swell.
.SAT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT NIGHT...S winds 15 to 20 kt. Seas 5 to 7 ft.
.SUN...SW winds 5 to 10 kt, shifting to W to NW in the afternoon.
Seas 4 to 6 ft.
.SUN NIGHT...NE to E winds 5 to 10 kt. Seas 3 to 4 ft.
.MON...N winds 15 to 20 kt. Seas 4 to 5 ft.
.MON NIGHT...N to NE winds 15 to 20 kt. Seas 3 to 4 ft.

$$

GMZ013-140915-
N Central Gulf including Flower Garden Banks Marine Sanctuary-
407 PM EST Wed Dec 13 2017

.TONIGHT...SW to W winds 10 to 15 kt. Seas 2 ft or less.
.THU...SW to W winds 5 to 10 kt. Seas 2 ft or less.
.THU NIGHT...SW to W winds 5 to 10 kt. Seas 2 ft or less.
.FRI...W of 90W, SW winds 15 to 20 kt, shifting to N 20 to 25 kt
in the afternoon. Elsewhere, W to NW winds 10 to 15 kt. Seas 2 ft
or less, becoming 3 to 5 ft in the afternoon. Scattered showers.
.FRI NIGHT...N winds 20 to 25 kt, becoming NE 10 to 15 kt late.
Seas 4 to 6 ft.
.SAT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT NIGHT...SE winds 20 to 25 kt. Seas 5 to 7 ft.
.SUN...SE to S winds 15 to 20 kt. Seas 5 to 7 ft.
.SUN NIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft.
.MON...S winds 10 to 15 kt, shifting to W 15 to 20 kt in the
afternoon. Seas 4 to 5 ft.
.MON NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft.

$$

GMZ015-140915-
NE Gulf N of 25N E of 87W-
407 PM EST Wed Dec 13 2017

.TONIGHT...SW to W winds 10 to 15 kt. Seas 3 to 4 ft.
.THU...SW to W winds 5 to 10 kt. Seas 3 ft.
.THU NIGHT...SW winds 5 to 10 kt. Seas 2 ft or less.
.FRI...SW to W winds 5 to 10 kt. Seas 2 ft or less.
.FRI NIGHT...NW to N winds 10 to 15 kt. Seas 2 ft or less.
.SAT...NE to E winds 10 to 15 kt. Seas 2 ft or less, becoming
3 to 4 ft in the afternoon.
.SAT NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft.
.SUN...E to SE winds 15 kt. Seas 4 to 5 ft.
.SUN NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.MON...SE to S winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...SW winds 5 to 10 kt. Seas 3 ft.

$$

GMZ017-140915-
W Central Gulf from 22N to 26N W of 94W-
407 PM EST Wed Dec 13 2017

...GALE CONDITIONS POSSIBLE FRI NIGHT...

.TONIGHT...SE to S winds 10 to 15 kt. Seas 2 to 3 ft.
.THU...S winds 10 to 15 kt. Seas 2 ft or less.
.THU NIGHT...SE winds 5 to 10 kt. Seas 2 ft or less.
.FRI...W of 96W, NW to N winds 20 to 25 kt, increasing to 25 to
35 kt in the afternoon. Elsewhere, SE winds 5 to 10 kt, becoming
E 25 to 30 kt in the afternoon. Seas 2 ft or less, becoming 5 to
7 ft in NW swell in the afternoon.
.FRI NIGHT...N winds 30 to 35 kt, becoming N to NE 20 to 25 kt
late. Seas 7 to 10 ft in N swell.
.SAT...NE winds 10 to 15 kt, shifting to E to SE in the
afternoon. Seas 6 to 8 ft in N to NE swell.
.SAT NIGHT...S to SW winds 15 to 20 kt. Seas 3 to 5 ft.
.SUN...S to SW winds 5 to 10 kt. Seas 3 to 5 ft.
.SUN NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 4 ft.
.MON...NW to N winds 15 to 20 kt. Seas 3 to 4 ft.
.MON NIGHT...N to NE winds 20 to 25 kt. Seas 4 to 6 ft.

$$

GMZ019-140915-
Central Gulf from 22N to 26N between 87W and 94W-
407 PM EST Wed Dec 13 2017

.TONIGHT...SW winds 5 to 10 kt. Seas 3 ft.
.THU...S to SW winds 5 to 10 kt. Seas 2 ft or less.
.THU NIGHT...E to SE winds 10 to 15 kt S of 24N, and SE to S less
than 5 kt elsewhere. Seas 2 ft or less.
.FRI...SE winds 10 to 15 kt S of 24N, and SE to S 5 to 10 kt
elsewhere. Seas 2 ft or less.
.FRI NIGHT...NE to E winds 15 to 20 kt. Seas 3 to 5 ft.
.SAT...E to SE winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT NIGHT...E to SE winds 15 to 20 kt. Seas 4 to 5 ft.
.SUN...SE winds 15 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft.
.MON...SE to S winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft.

$$

GMZ021-140915-
E Gulf from 22N to 25N E of 87W including Straits of Florida-
407 PM EST Wed Dec 13 2017

.TONIGHT...N to NE winds less than 5 kt, shifting to E to SE
late. Seas 3 to 4 ft.
.THU...E to SE winds less than 5 kt. Seas 3 ft in the morning,
becoming 2 ft or less.
.THU NIGHT...E to SE winds 5 to 10 kt. Seas 2 ft or less.
.FRI...E winds 5 to 10 kt. Seas 2 ft or less.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less.
.SAT...NE to E winds 10 to 15 kt. Seas 3 to 4 ft.
.SAT NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft.
.SUN...E to SE winds 15 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...E to SE winds 15 kt. Seas 4 to 6 ft.
.MON...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.MON NIGHT...E to SE winds 5 to 10 kt. Seas 3 to 4 ft.

$$

GMZ023-140915-
SW Gulf S of 22N W of 94W-
407 PM EST Wed Dec 13 2017

...GALE CONDITIONS POSSIBLE SAT...

.TONIGHT...SE winds 5 to 10 kt. Seas 2 ft or less.
.THU...SE to S winds 10 to 15 kt. Seas 3 ft.
.THU NIGHT...SE winds 10 to 15 kt. Seas 3 ft.
.FRI...E to SE winds 5 to 10 kt, shifting to N to NE in the
afternoon. Seas 2 ft or less, becoming 3 ft in the afternoon.
.FRI NIGHT...NW to N winds 20 to 30 kt. Seas 6 to 9 ft.
.SAT...S of 21N and W of 96W NW winds 30 to 35 kt. Seas 10 to 12
ft. Elsewhere...NW winds 20 to 30 kt, becoming W to NW 10 to 15
kt in the afternoon. Seas 6 to 9 ft in N swell.
.SAT NIGHT...NE to E winds 5 to 10 kt, shifting to SE to S late.
Seas 4 to 6 ft in N swell.
.SUN...W to NW winds less than 5 kt. Seas 3 to 4 ft in N to NE
swell.
.SUN NIGHT...N to NE winds 5 kt, shifting to E late.
Seas 3 ft.
.MON...NW winds 10 to 15 kt. Seas 3 ft.
.MON NIGHT...NW to N winds 15 to 20 kt. Seas 4 to 6 ft.

$$

GMZ025-140915-
E Bay of Campeche including Campeche Bank-
407 PM EST Wed Dec 13 2017

.TONIGHT...E winds 5 to 10 kt. Seas 2 ft or less.
.THU...SE winds 5 to 10 kt. Seas 2 ft or less.
.THU NIGHT...E winds 10 to 15 kt. Seas 2 to 3 ft.
.FRI...E to SE winds 10 to 15 kt. Seas 2 to 3 ft.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 2 to 3 ft.
.SAT...E winds 10 to 15 kt. Seas 3 to 5 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...SE winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.MON...E to SE winds 10 to 15 kt. Seas 3 to 4 ft in the morning,
becoming 2 ft or less.
.MON NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less.

$$

Forecaster McElroy



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