Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX

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FZUS54 KHGX 221838 AAA
CWFHGX

Coastal Waters Forecast...UPDATED
National Weather Service Houston/Galveston TX
1238 PM CST Thu Feb 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.

GMZ300-230715-
Synopsis for High Island to the Matagorda Ship Channel out 60
nautical miles including Galveston and Matagorda Bays
1238 PM CST Thu Feb 22 2018

.SYNOPSIS FOR HIGH ISLAND TO MATAGORDA SHIP CHANNEL OUT 60 NM...
A weak warm front over Galveston Bay to near the Matagorda Barrier
Islands will be drifting slowly north today bringing moderate to
strong and gusty southeasterly winds to Galveston Bay. Areas of
dense sea fog is situated near the front and will be a problem
again for the bays in the coming days as onshore flow resumes.
Onshore winds increase Saturday which could help diminish the fog
threat Saturday morning only for the fog to return right ahead of
the front. The next front will push off the coast late Saturday
night.

$$

GMZ335-230715-
Galveston Bay-
1238 PM CST Thu Feb 22 2018

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 AM CST FRIDAY...

...Small Craft Should Exercise Caution...

.REST OF TODAY...South winds 15 to 20 knots. Bay waters choppy. A
chance of showers and isolated thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. Bay waters slightly choppy becoming
smooth after midnight. Areas of fog. A chance of showers and
thunderstorms.
.FRIDAY...Southeast winds 5 to 10 knots. Bay waters smooth. Areas
of fog in the morning. A slight chance of showers and
thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
slightly choppy. Areas of fog. A slight chance of showers and
thunderstorms.
.SATURDAY...South winds 10 to 15 knots. Bay waters slightly
choppy. Areas of fog in the morning. A chance of showers and
thunderstorms.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots becoming north
5 to 10 knots after midnight. Bay waters slightly choppy becoming
smooth after midnight. A chance of showers and thunderstorms.
.SUNDAY...Northeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers.
.SUNDAY NIGHT...Northeast winds 5 to 10 knots. Bay waters smooth.
A chance of showers.
.MONDAY...Northeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers.
.MONDAY NIGHT...East winds 5 to 10 knots. Bay waters smooth. A
chance of showers.

$$

GMZ355-230715-
Coastal waters from High Island to Freeport out 20 NM-
1238 PM CST Thu Feb 22 2018

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 AM CST FRIDAY...

.REST OF TODAY...Southeast winds around 15 knots. Seas 3 to 4
feet. Patchy fog. A chance of showers and isolated thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Areas of fog. A chance of showers and thunderstorms.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet. Areas
of fog. A slight chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Areas of fog. A slight chance of showers and thunderstorms.
.SATURDAY...South winds around 15 knots. Seas 3 to 4 feet. Areas
of fog. A chance of showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots becoming north
5 to 10 knots after midnight. Seas 4 feet. Areas of fog. A chance
of showers and thunderstorms.
.SUNDAY...Northeast winds 10 to 15 knots. Seas 3 to 4 feet. A
chance of showers.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet.
A chance of showers.
.MONDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. A
chance of showers.
.MONDAY NIGHT...East winds around 10 knots. Seas 2 to 3 feet. A
chance of showers.

$$

GMZ330-230715-
Matagorda Bay-
1238 PM CST Thu Feb 22 2018

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 AM CST FRIDAY...

.REST OF TODAY...North winds 5 to 10 knots. Bay waters smooth. A
chance of showers and isolated thunderstorms.
.TONIGHT...Northeast winds around 5 knots becoming east after
midnight. Bay waters smooth. Areas of fog. A chance of showers
and thunderstorms.
.FRIDAY...Southeast winds 10 to 15 knots. Bay waters slightly
choppy. Areas of fog in the morning. A slight chance of showers
and thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
slightly choppy. Areas of fog. A slight chance of showers and
thunderstorms.
.SATURDAY...South winds 15 to 20 knots. Bay waters choppy. Areas
of fog in the morning. A chance of showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots becoming
northeast after midnight. Bay waters smooth. A chance of showers
and thunderstorms.
.SUNDAY...Northeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers.
.SUNDAY NIGHT...Northeast winds 5 to 10 knots. Bay waters smooth.
A chance of showers.
.MONDAY...Northeast winds around 10 knots. Bay waters smooth to
slightly choppy. A chance of showers.
.MONDAY NIGHT...East winds 5 to 10 knots. Bay waters smooth. A
chance of showers.

$$

GMZ350-230715-
Coastal waters from Freeport to the Matagorda Ship Channel out
20 NM-
1238 PM CST Thu Feb 22 2018

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 AM CST FRIDAY...

.REST OF TODAY...Southeast winds around 15 knots. Seas 3 to 4
feet. Patchy fog. A chance of showers and isolated thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. Seas 3 to 4 feet. Areas of fog. A chance
of showers and thunderstorms.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet. Areas
of fog. A slight chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Areas of fog. A slight chance of showers and thunderstorms.
.SATURDAY...South winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet. Areas of fog. A chance of showers
and thunderstorms.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots becoming north
after midnight. Seas 4 to 6 feet with occasional seas up to
7 feet. Areas of fog. A chance of showers and thunderstorms.
.SUNDAY...East winds 10 to 15 knots. Seas 4 feet. A chance of
showers.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 4 feet.
A chance of showers.
.MONDAY...Northeast winds 10 to 15 knots. Seas 3 to 4 feet. A
chance of showers.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. A
chance of showers.

$$

GMZ370-375-230715-
Waters from Freeport to the Matagorda Ship Channel from 20 to
60 NM-Waters from High Island to Freeport from 20 to 60 NM-
1238 PM CST Thu Feb 22 2018

.REST OF TODAY...Southeast winds around 15 knots. Seas 4 to 5 feet.
A chance of showers and isolated thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet. A slight chance of showers and
thunderstorms.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 4 to 5 feet with
occasional seas up to 6 feet. A slight chance of showers and
thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 4 to 5 feet
with occasional seas up to 6 feet. A slight chance of showers and
thunderstorms.
.SATURDAY...South winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet. A chance of showers and
thunderstorms.
.SATURDAY NIGHT...South winds 10 to 15 knots becoming north after
midnight. Seas 4 to 6 feet with occasional seas up to 7 feet. A
chance of showers and thunderstorms.
.SUNDAY...East winds 10 to 15 knots. Seas 4 to 5 feet with
occasional seas up to 6 feet. A chance of showers.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 4 feet.
A chance of showers.
.MONDAY...Northeast winds 10 to 15 knots. Seas 3 to 4 feet. A
chance of showers.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. A
chance of showers.

$$



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