Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX

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355
FZUS54 KHGX 251741
CWFHGX

Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
1241 PM CDT Wed Jun 25 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.

GMZ300-260615-
Synopsis for High Island to the Matagorda Ship Channel out
60 nautical miles including Galveston and Matagorda Bays
1241 PM CDT Wed Jun 25 2025

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

Light to occasionally moderate onshore winds and 3 to 4 foot seas
should prevail through the remainder of the week. Scattered to
numerous showers and thunderstorms are this afternoon, becoming
isolated after Thursday. Gusty winds and elevated seas will be
possible in and around thunderstorms.

$$

GMZ335-260615-
Galveston Bay-
1241 PM CDT Wed Jun 25 2025

.THIS AFTERNOON...Southeast winds around 10 knots. Bay waters
smooth to slightly choppy. A chance of showers and thunderstorms.
.TONIGHT...Southeast winds 5 to 10 knots. Bay waters smooth. A
slight chance of showers and thunderstorms.
.THURSDAY...Southeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers and thunderstorms in the afternoon.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
smooth.
.FRIDAY...Southeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers in the afternoon.
.FRIDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth.
.SATURDAY...South winds 5 to 10 knots. Bay waters smooth. A
chance of showers and thunderstorms 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. Hazy.
.SUNDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth.
Hazy.

Winds and waves higher in and near thunderstorms.

$$

GMZ330-260615-
Matagorda Bay-
1241 PM CDT Wed Jun 25 2025

.THIS AFTERNOON...Southeast winds around 10 knots. Bay waters
smooth to slightly choppy. A chance of thunderstorms.
.TONIGHT...Southeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers and thunderstorms early in the evening. A
slight chance of showers and thunderstorms after midnight.
.THURSDAY...Southeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers and thunderstorms in the late morning and
afternoon.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
smooth. A chance of showers and thunderstorms early in the
evening.
.FRIDAY...Southeast winds 5 to 10 knots. Bay waters smooth.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters smooth.
.SATURDAY...Southeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers and thunderstorms in the morning.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots, becoming south
around 10 knots after midnight. Bay waters slightly choppy,
easing to smooth after midnight.
.SUNDAY...South winds 5 to 10 knots. Bay waters smooth. A chance
of showers and thunderstorms. Hazy.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots, becoming south
around 10 knots after midnight. Bay waters slightly choppy,
easing to smooth after midnight. Hazy.

Winds and waves higher in and near thunderstorms.

$$

GMZ350-355-260615-
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
1241 PM CDT Wed Jun 25 2025

.THIS AFTERNOON...Southeast winds 10 to 15 knots. Higher gusts
around storms. Seas around 3 feet. Wave Detail: Southeast 2 feet
at 5 seconds. Showers and thunderstorms likely.
.TONIGHT...Southeast winds 10 to 15 knots. Seas around 3 feet.
Wave Detail: Southeast 2 feet at 5 seconds. A slight chance of
showers and thunderstorms in the evening. A chance of showers and
thunderstorms after midnight.
.THURSDAY...Southeast winds around 10 knots. Seas around 3 feet.
Wave Detail: Southeast 2 feet at 6 seconds. A chance of showers
and thunderstorms early in the afternoon.
.THURSDAY NIGHT...Southeast winds around 10 knots. Seas around
3 feet. Wave Detail: Southeast 3 feet at 6 seconds.
.FRIDAY...Southeast winds 5 to 10 knots. Seas around 3 feet. Wave
Detail: Southeast 2 feet at 6 seconds.
.FRIDAY NIGHT...Southeast winds around 10 knots. Seas around
2 feet or less, then around 3 feet after midnight. Wave Detail:
Southeast 2 feet at 6 seconds.
.SATURDAY...Southeast winds 5 to 10 knots. Seas around 3 feet. A
chance of showers and thunderstorms in the morning.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas around 3 feet.
.SUNDAY...South winds around 10 knots. Seas 3 to 4 feet. A chance
of showers and thunderstorms. Hazy.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas around 3 feet.
Hazy.

Winds and seas higher in and near thunderstorms.

$$

GMZ370-375-260615-
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-
1241 PM CDT Wed Jun 25 2025

.THIS AFTERNOON...Southeast winds 10 to 15 knots. Higher gusts
around storms. Seas around 3 feet. Wave Detail: Southeast 2 feet
at 6 seconds. Showers and thunderstorms likely.
.TONIGHT...Southeast winds around 10 knots. Seas around 3 feet.
Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of
thunderstorms in the evening. A chance of showers. A chance of
thunderstorms after midnight.
.THURSDAY...Southeast winds around 10 knots. Seas around 3 feet.
Wave Detail: Southeast 3 feet at 7 seconds. A chance of showers
and thunderstorms late in the morning.
.THURSDAY NIGHT...Southeast winds around 10 knots. Seas around
3 feet. Wave Detail: Southeast 3 feet at 7 seconds.
.FRIDAY...Southeast winds 5 to 10 knots. Seas around 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds. A chance of showers in the
morning.
.FRIDAY NIGHT...Southeast winds around 10 knots. Seas around
3 feet. Wave Detail: Southeast 2 feet at 6 seconds.
.SATURDAY...Southeast winds 5 to 10 knots. Seas around 3 feet. A
chance of showers and thunderstorms.
.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 thunderstorms. Showers likely, mainly in the morning. Hazy.
.SUNDAY NIGHT...South winds around 10 knots. Seas 3 to 4 feet.
Hazy.

Winds and seas higher in and near thunderstorms.

$$