737
FZUS54 KHGX 100523
CWFHGX

Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
1223 AM CDT Thu Jul 10 2025

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.

GMZ300-101815-
1223 AM CDT Thu Jul 10 2025

.Synopsis For High Island to the Matagorda Ship Channel Out 60 NM
including Galveston and Matagorda Bays.

For the next several days, expect the typical daily pattern of
showers and thunderstorms beginning over the Gulf waters in the
pre-dawn hours, then gradually shifting towards the immediate
coast later in the morning, and farther inland during the
afternoon. Light to moderate onshore winds and seas of 2 to 4 feet
will prevail for the rest of the work week. Occasionally higher
gusts of 15 to 20 knots are possible. Winds and seas may increase
towards the end of the week.

$$

GMZ335-101815-
Galveston Bay-
1223 AM CDT Thu Jul 10 2025

.REST OF TONIGHT...Southwest winds 5 to 10 knots. Bay waters
smooth.
.THURSDAY...Southwest winds 10 to 15 knots. Bay waters slightly
choppy. A chance of showers and thunderstorms.
.THURSDAY NIGHT...South winds 10 to 15 knots. Bay waters slightly
choppy.
.FRIDAY...South winds 10 to 15 knots. Bay waters slightly choppy.
A chance of showers and thunderstorms.
.FRIDAY NIGHT...South winds 10 to 15 knots. Bay waters slightly
choppy.
.SATURDAY...South winds 10 to 15 knots. Bay waters slightly
choppy. A chance of showers and thunderstorms in the morning,
then showers and thunderstorms likely in the afternoon.
.SATURDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth.
.SUNDAY...South winds 5 to 10 knots. Bay waters smooth. A chance
of showers and thunderstorms.
.SUNDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth.
.MONDAY...South winds 5 to 10 knots. Bay waters smooth. A chance
of showers and thunderstorms.
.MONDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth.

Winds and waves higher in and near thunderstorms.

$$

GMZ330-101815-
Matagorda Bay-
1223 AM CDT Thu Jul 10 2025

.REST OF TONIGHT...South winds 10 to 15 knots. Bay waters
slightly choppy.
.THURSDAY...South winds 10 to 15 knots. Bay waters slightly
choppy.
.THURSDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Bay waters slightly choppy.
.FRIDAY...South winds 10 to 15 knots. Bay waters slightly choppy.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to
20 knots. Bay waters slightly choppy.
.SATURDAY...South winds 10 to 15 knots. Bay waters slightly
choppy. A chance of showers and thunderstorms.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
slightly choppy.
.SUNDAY...South winds 5 to 10 knots. Bay waters smooth. A chance
of showers and thunderstorms in the morning.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
slightly choppy.
.MONDAY...South winds 5 to 10 knots. Bay waters smooth.
.MONDAY NIGHT...South winds 10 to 15 knots. Bay waters slightly
choppy.

Winds and waves higher in and near thunderstorms.

$$

GMZ350-355-101815-
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
1223 AM CDT Thu Jul 10 2025

.REST OF TONIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at
6 seconds. A slight chance of showers with isolated thunderstorms.
.THURSDAY...Southwest winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: South 3 feet at 5 seconds. A slight chance of
showers with isolated thunderstorms in the morning, then a chance
of showers and thunderstorms in the afternoon.
.THURSDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at
5 seconds.
.FRIDAY...South winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. A
chance of showers and thunderstorms in the afternoon.
.FRIDAY NIGHT...Southeast winds around 15 knots with gusts up to
25 knots. Seas 2 to 4 feet. Wave Detail: Southeast 3 feet at
5 seconds. A chance of showers after midnight.
.SATURDAY...South winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: South 3 feet at 6 seconds. Showers and thunderstorms
likely, mainly in the morning.
.SATURDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 4 feet. A chance of showers after midnight.
.SUNDAY...South winds around 10 knots. Seas 2 to 3 feet. A chance
of showers and thunderstorms.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.MONDAY...South winds around 10 knots. Seas 2 to 3 feet. A chance
of showers and thunderstorms in the morning.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ370-375-101815-
Waters from Freeport to Matagorda Ship Channel TX from 20 to
60 NM-Waters from High Island to Freeport TX from 20 to 60 NM-
1223 AM CDT Thu Jul 10 2025

.REST OF TONIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: South 3 feet at 6 seconds. A slight chance of
showers with isolated thunderstorms.
.THURSDAY...Southwest winds 10 to 15 knots, becoming south around
10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: South
3 feet at 5 seconds. A slight chance of showers. Isolated
thunderstorms.
.THURSDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: South 2 feet at 6 seconds.
.FRIDAY...South winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: South 3 feet at 6 seconds. A chance of showers and
thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 4 feet. Wave Detail: Southeast 3 feet at
6 seconds. A chance of showers after midnight.
.SATURDAY...South winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 3 feet at 6 seconds. Showers and thunderstorms
likely, mainly in the morning.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
4 feet. A chance of showers after midnight.
.SUNDAY...South winds around 10 knots. Seas 3 to 4 feet. A chance
of showers and thunderstorms in the morning.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
3 feet.
.MONDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. A chance
of showers and thunderstorms in the morning.
.MONDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$