HomeForecastsTexas ForecastsGalveston, TX - Galveston Channel Coastal Forecast

Galveston, TX - Galveston Channel Coastal Forecast

FZUS54 KHGX 282025
CWFHGX

Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
325 PM CDT Wed May 28 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.

GMZ300-290930-
Synopsis for High Island to the Matagorda Ship Channel out
60 nautical miles including Galveston and Matagorda Bays
325 PM CDT Wed May 28 2025

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

Shower and thunderstorm activity will continue to taper into this
evening. However, we cannot rule out a few thunderstorms
overnight. An active weather pattern will continue for the
remainder of the week with a daily chance of showers and
thunderstorms. Elevated winds and building seas can be expected
with any storms. Otherwise, onshore flow should prevail through at
least late Thursday, before the arrival of the next cold front by
Friday. A period of east to northeast winds is expected in the
front's wake on Saturday.

$$

GMZ335-290930-
Galveston Bay-
325 PM CDT Wed May 28 2025

.TONIGHT...East winds around 10 knots. Bay waters smooth to
slightly choppy. A chance of showers and thunderstorms early this
evening. A slight chance of showers and thunderstorms late this
evening and early morning, then a chance of showers and
thunderstorms late.
.THURSDAY...South winds around 10 knots. Bay waters smooth to
slightly choppy. A chance of showers and thunderstorms.
.THURSDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth.
.FRIDAY...West winds around 5 knots, veering to north in the late
morning and afternoon. Bay waters smooth. A chance of showers and
thunderstorms.
.FRIDAY NIGHT...North winds 5 to 10 knots. Bay waters smooth. A
chance of showers and thunderstorms early in the evening.
.SATURDAY...Northeast winds 5 to 10 knots, veering to east in the
afternoon. Bay waters smooth.
.SATURDAY NIGHT...South winds 5 to 10 knots, veering to southwest
after midnight. Bay waters smooth.
.SUNDAY...South winds 5 to 10 knots. Bay waters smooth.
.SUNDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth.
.MONDAY...Southeast winds around 10 knots, rising to 10 to
15 knots in the afternoon. Bay waters smooth, rising to slightly
choppy in the afternoon.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
slightly choppy.



$$

GMZ330-290930-
Matagorda Bay-
325 PM CDT Wed May 28 2025

.TONIGHT...Southeast winds around 10 knots. Bay waters smooth to
slightly choppy. A slight chance of showers and thunderstorms
after midnight.
.THURSDAY...South winds 5 to 10 knots. Bay waters smooth. A
slight chance of showers and thunderstorms early in the morning.
A chance of showers and thunderstorms in the late morning and
early afternoon, then a slight chance of showers and
thunderstorms late.
.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 and thunderstorms in the afternoon.
.FRIDAY NIGHT...East winds 5 to 10 knots, backing to northeast
after midnight. Bay waters smooth. A chance of showers and
thunderstorms early in the evening.
.SATURDAY...Northeast winds 5 to 10 knots, veering to east in the
afternoon. Bay waters smooth.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
smooth.
.SUNDAY...Southeast winds around 5 knots, rising to 5 to 10 knots
in the afternoon. Bay waters smooth.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters smooth.
.MONDAY...Southeast winds around 10 knots, rising to 10 to
15 knots in the afternoon. Bay waters smooth, rising to slightly
choppy in the afternoon.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
slightly choppy.



$$

GMZ350-355-290930-
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
325 PM CDT Wed May 28 2025

.TONIGHT...East winds 10 to 15 knots, veering to southeast late.
Seas around 3 feet. Wave Detail: Southeast 3 feet at 7 seconds. A
slight chance of showers and thunderstorms until early morning,
then a chance of showers and thunderstorms late.
.THURSDAY...South winds 10 to 15 knots. Seas around 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds. A chance of showers in the
morning. A chance of thunderstorms. A slight chance of showers in
the afternoon.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas around 3 feet.
Wave Detail: Southeast 3 feet at 7 seconds.
.FRIDAY...South winds around 5 knots, backing to southeast in the
afternoon. Seas around 3 feet. Wave Detail: Southeast 3 feet at
7 seconds. A chance of showers and thunderstorms.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots. Seas around 3 feet
in the evening, then around 2 feet or less. Wave Detail:
Southeast 3 feet at 7 seconds, becoming southeast 2 feet at
7 seconds. A chance of showers and thunderstorms early in the
evening.
.SATURDAY...Northeast winds 5 to 10 knots. Seas around 2 feet or
less, then around 3 feet in the afternoon. Wave Detail: Southeast
2 feet at 7 seconds, becoming southeast 2 feet at 6 seconds.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet or less.
.SUNDAY...Southeast winds 5 to 10 knots. Seas around 2 feet or
less.
.SUNDAY NIGHT...South winds around 10 knots. Seas around 2 feet
or less.
.MONDAY...Southeast winds 10 to 15 knots. Seas around 3 feet.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.



$$

GMZ370-375-290930-
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-
325 PM CDT Wed May 28 2025

.TONIGHT...East winds 10 to 15 knots, veering to southeast late.
Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at 7 seconds. A
slight chance of showers and thunderstorms until early morning,
then a chance of showers and thunderstorms late.
.THURSDAY...South winds around 10 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 4 feet at 7 seconds. A chance of showers and
thunderstorms in the morning, then a chance of thunderstorms with
a slight chance of showers early in the afternoon.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas around 3 feet.
Wave Detail: Southeast 3 feet at 7 seconds.
.FRIDAY...South winds around 5 knots. Seas around 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds. A chance of showers and
thunderstorms until late afternoon.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots. Seas around 3 feet
in the evening, then around 2 feet or less. Wave Detail:
Southeast 3 feet at 7 seconds, becoming southeast 2 feet at
7 seconds.
.SATURDAY...Northeast winds 5 to 10 knots. Seas around 3 feet.
Wave Detail: Southeast 2 feet at 6 seconds. A chance of showers
and thunderstorms in the morning.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
3 feet in the evening, then around 2 feet or less.
.SUNDAY...Southeast winds 5 to 10 knots. Seas around 2 feet or
less.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet
or less, then around 3 feet after midnight.
.MONDAY...Southeast winds 10 to 15 knots. Seas around 3 feet.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.



$$


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