Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX

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FZUS54 KHGX 221031
CWFHGX

Coastal Waters Forecast
National Weather Service Houston/Galveston TX
431 AM CST Mon Jan 22 2018

Upper Texas coastal waters from High Island to the Matagorda Ship
Channel out 60 nautical miles including Galveston and Matagorda Bays

Seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the average
highest 10 percent of the waves.

GMZ300-222300-
Synopsis for High Island to the Matagorda Ship Channel out 60
nautical miles including Galveston and Matagorda Bays
431 AM CST Mon Jan 22 2018

.SYNOPSIS FOR HIGH ISLAND TO MATAGORDA SHIP CHANNEL OUT 60 NM...
Showers and areas of fog will moving out with the passage of a
cold front later this morning. Moderate to strong north winds
will prevail in the wake of this boundary and will support Caution
flags over the offshore waters. The next cold front is expected
this coming weekend which means moisture will increase towards the
end of the week with sea fog.

$$

GMZ330-335-222300-
Matagorda Bay-Galveston Bay-
431 AM CST Mon Jan 22 2018

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 AM CST EARLY THIS
MORNING...

.TODAY...Wind becoming northwest 10 to 15 knots. Bay waters
slightly choppy.
.TONIGHT...Northwest winds 5 to 10 knots. Bay waters smooth.
.TUESDAY...North winds 5 to 10 knots. Bay waters smooth.
.TUESDAY NIGHT...Northeast winds 5 to 10 knots. Bay waters
smooth.
.WEDNESDAY...Northeast winds 10 to 15 knots decreasing to 5 to
10 knots in the afternoon. Bay waters slightly choppy becoming
smooth in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. Bay waters
smooth.
.THURSDAY...East winds around 10 knots. Bay waters smooth to
slightly choppy.
.THURSDAY NIGHT...East winds around 10 knots. Bay waters smooth
to slightly choppy. A slight chance of showers.
.FRIDAY...Southeast winds 10 to 15 knots. Bay waters slightly
choppy. A slight chance of showers.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters smooth.
A chance of showers and isolated thunderstorms.

$$

GMZ350-355-222300-
Coastal waters from Freeport to the Matagorda Ship Channel out
20 NM-Coastal waters from High Island to Freeport out 20 NM-
431 AM CST Mon Jan 22 2018

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 AM CST EARLY THIS
MORNING...

.TODAY...Winds becoming northwest 10 to 15 knots. Seas 3 to 4
feet. A slight chance of showers and isolated thunderstorms in the
morning.
.TONIGHT...North winds 10 to 15 knots decreasing to 5 to 10 knots
after midnight. Seas 2 to 4 feet.
.TUESDAY...North winds around 10 knots. Seas 2 to 3 feet.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to
3 feet.
.WEDNESDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to
3 feet.
.THURSDAY...East winds 10 to 15 knots. Seas 2 to 3 feet.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet. A
slight chance of showers.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A
slight chance of showers.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 4 to 5 feet
with occasional seas up to 6 feet. A chance of showers and
isolated thunderstorms.

$$

GMZ370-375-222300-
Waters from Freeport to the Matagorda Ship Channel from 20 to
60 NM-Waters from High Island to Freeport from 20 to 60 NM-
431 AM CST Mon Jan 22 2018

...Small Craft Should Exercise Caution...

.TODAY...Winds becoming northwest 15 to 20 knots. Seas 4 to 6
feet with occasional seas up to 7 feet. A chance of showers and
isolated thunderstorms in the morning.
.TONIGHT...North winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. Seas 4 to 6 feet with occasional seas up
to 7 feet.
.TUESDAY...Northeast winds 10 to 15 knots. Seas 3 to 4 feet.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to
4 feet.
.WEDNESDAY...Northeast winds 15 to 20 knots decreasing to 10 to
15 knots in the afternoon. Seas 3 to 5 feet.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to
5 feet.
.THURSDAY...East winds around 15 knots. Seas 3 to 5 feet.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet
with occasional seas up to 6 feet. A slight chance of showers.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 4 to 5 feet with
occasional seas up to 6 feet. A slight chance of showers.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 5 to 6 feet
with occasional seas up to 7 feet. A chance of showers and
isolated thunderstorms.

$$



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