Offshore Forecast
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000
FZNT24 KNHC 192016
OFFNT4

Offshore Waters Forecast for the Gulf of Mexico
NWS National Hurricane Center Miami, FL
416 PM EDT Thu Oct 19 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.

GMZ001-200830-
Synopsis for the Gulf of Mexico
416 PM EDT Thu Oct 19 2017

.SYNOPSIS...A stationary front will dissipate across the Straits
of Florida tonight. Fresh E winds across the northern Gulf waters
will become SE across the NW Gulf waters tonight and continue
through Sat, then become light southerly flow just ahead of a cold
front that will move off the Texas coast on Sunday morning. The
front is expected to reach from near Mobile Alabama to the
eastern Bay of Campeche early on Monday, from near Sarasota
Florida to the northern Yucatan Peninsula Tuesday morning and
from near Fort Myers Florida to the NE Yucatan Peninsula by
Tuesday evening. Strong high pressure will build southeastward
across the area in the wake of the front with fresh to locally
strong northerly winds spreading from W to E across the forecast
waters.

$$

GMZ011-200830-
NW Gulf including Stetson Bank-
416 PM EDT Thu Oct 19 2017

.TONIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered
showers and isolated thunderstorms.
.FRI...SE winds 15 to 20 kt. Seas 5 to 6 ft.  Scattered showers
and isolated thunderstorms.
.FRI NIGHT...SE winds 15 to 20 kt. Seas 5 to 6 ft. Scattered
showers and isolated thunderstorms.
.SAT...SE winds 10 to 15 kt. Seas 4 to 6 ft. Scattered showers
and isolated thunderstorms.
.SAT NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft.
.SUN...SE to S winds 10 to 15 kt, shifting to NW in the
afternoon. Seas 3 to 4 ft.
.SUN NIGHT...N winds 15 to 20 kt. Seas 3 to 5 ft.
.MON...N winds 15 to 20 kt. Seas 4 to 6 ft.
.MON NIGHT...N to NE winds 15 to 20 kt. Seas 4 to 6 ft.
.TUE...N winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...N winds 15 to 20 kt. Seas 4 to 6 ft.

$$

GMZ013-200830-
N Central Gulf including Flower Garden Banks Marine Sanctuary-
416 PM EDT Thu Oct 19 2017

.TONIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers
and isolated thunderstorms W of 92W.
.FRI...E winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and
isolated thunderstorms W of 92W.
.FRI NIGHT...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. Scattered
showers and isolated thunderstorms.
.SAT...E to SE winds 15 to 20 kt. Seas 5 to 6 ft. Scattered
showers and isolated thunderstorms.
.SAT NIGHT...E to SE winds 15 to 20 kt. Seas 5 to 6 ft.
.SUN...SE winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN NIGHT...SE winds 5 to 10 kt, becoming W 10 to 15 kt late.
Seas 4 to 5 ft.
.MON...NW winds 15 to 20 kt. Seas 3 to 5 ft.
.MON NIGHT...NW to N winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE...N winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...N winds 15 to 20 kt. Seas 4 to 6 ft.

$$

GMZ015-200830-
NE Gulf N of 25N E of 87W-
416 PM EDT Thu Oct 19 2017

.TONIGHT...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 20 kt. Seas 5 to 6 ft.
.SAT NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft.
.SUN...SE winds 15 to 20 kt. Seas 4 to 6 ft.
.SUN NIGHT...SE winds 15 to 20 kt. Seas 3 to 5 ft.
.MON...S winds 15 to 20 kt. Seas 3 to 5 ft.
.MON NIGHT...W winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE...NW to N winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE NIGHT...NW to N winds 10 to 15 kt. Seas 3 to 5 ft.

$$

GMZ017-200830-
W Central Gulf from 22N to 26N W of 94W-
416 PM EDT Thu Oct 19 2017

.TONIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. Isolated
showers and thunderstorms.
.FRI...NE winds 5 to 10 kt W of 96W, and E to SE 10 to 15 kt
elsewhere. Seas 4 to 6 ft. Isolated showers and thunderstorms.
.FRI NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. Isolated
showers and thunderstorms.
.SAT...SE to S winds 10 to 15 kt. Seas 4 to 5 ft. Isolated
showers and thunderstorms.
.SAT NIGHT...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.SUN...SE to S winds 5 to 10 kt, shifting to NW to N in the
afternoon. Seas 3 to 4 ft.
.SUN NIGHT...N winds 15 to 20 kt. Seas 3 to 4 ft.
.MON...N winds 15 to 20 kt. Seas 4 to 6 ft.
.MON NIGHT...N winds 15 to 20 kt. Seas 4 to 6 ft.
.TUE...N winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE NIGHT...N to NE winds 10 to 15 kt. Seas 3 to 5 ft.

$$

GMZ019-200830-
Central Gulf from 22N to 26N between 87W and 94W-
416 PM EDT Thu Oct 19 2017

.TONIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. Scattered
showers and isolated thunderstorms.
.FRI...E winds 15 to 20 kt. Seas 5 to 7 ft.
.FRI NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft.
.SAT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft.
.SAT NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN...SE winds 10 to 15 kt. Seas 4 to 6 ft.
.SUN NIGHT...E to SE winds 5 to 10 kt. Seas 3 to 5 ft.
.MON...N winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE...N winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE NIGHT...N to NE winds 15 to 20 kt. Seas 4 to 6 ft.

$$

GMZ021-200830-
E Gulf from 22N to 25N E of 87W including Straits of Florida-
416 PM EDT Thu Oct 19 2017

.TONIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered
showers and isolated thunderstorms.
.FRI...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered
showers and isolated thunderstorms.
.FRI NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered
showers and isolated thunderstorms.
.SAT...E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and
isolated thunderstorms.
.SAT NIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft.
.SUN...E to SE winds 10 to 15 kt. Seas 3 to 5 ft.
.SUN NIGHT...E to SE winds 10 to 15 kt. Seas 3 to 4 ft.
.MON...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...E to SE winds 5 to 10 kt, shifting to NW to N late.
Seas 3 to 4 ft in E swell.
.TUE...N winds 5 to 10 kt. Seas 3 ft in the morning, becoming
2 ft or less.
.TUE NIGHT...N winds 10 to 15 kt. Seas 2 ft or less, becoming
3 ft late.

$$

GMZ023-200830-
SW Gulf S of 22N W of 94W-
416 PM EDT Thu Oct 19 2017

.TONIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers
and thunderstorms.
.FRI...N winds 5 to 10 kt. Seas 3 to 4 ft. Scattered showers and
thunderstorms.
.FRI NIGHT...NE winds 5 to 10 kt. Seas 3 to 4 ft. Scattered
showers and thunderstorms.
.SAT...SE to S winds 5 to 10 kt. Seas 3 to 4 ft. Scattered
showers and thunderstorms.
.SAT NIGHT...E winds 5 to 10 kt. Seas 3 to 4 ft.
.SUN...E to SE winds less than 5 kt, shifting to N to NE in the
afternoon. Seas 3 ft.
.SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft.
.MON...N winds 15 to 20 kt. Seas 4 to 6 ft.
.MON NIGHT...N winds 20 to 25 kt. Seas 5 to 7 ft.
.TUE...NW to N winds 15 to 20 kt. Seas 5 to 7 ft.
.TUE NIGHT...N winds 15 to 20 kt. Seas 4 to 6 ft.

$$

GMZ025-200830-
E Bay of Campeche including Campeche Bank-
416 PM EDT Thu Oct 19 2017

.TONIGHT...NE to E winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers
and isolated thunderstorms S of 21N.
.FRI...E winds 5 to 10 kt. Seas 3 to 4 ft. Scattered showers and
isolated thunderstorms S of 21N.
.FRI NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 4 ft. Scattered
showers and isolated thunderstorms S of 21N.
.SAT...E to SE winds 5 to 10 kt. Seas 3 to 4 ft. Scattered
showers and isolated thunderstorms S of 21N.
.SAT NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft, building to
3 to 4 ft late.
.SUN...E winds 5 to 10 kt. Seas 3 to 4 ft in the morning,
becoming 2 ft or less.
.SUN NIGHT...NE winds 5 to 10 kt. Seas 2 ft or less.
.MON...NE winds 10 to 15 kt. Seas 2 ft or less.
.MON NIGHT...N to NE winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE...N winds 15 to 20 kt. Seas 3 to 5 ft.
.TUE NIGHT...N to NE winds 15 to 20 kt. Seas 4 to 6 ft.

$$

Forecaster Aguirre



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