Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX

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FZUS54 KHGX 150014
CWFHGX

Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
714 PM CDT Tue Oct 14 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.

GMZ300-151315-
714 PM CDT Tue Oct 14 2025

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

The landbreeze/seabreeze cycle should generally prevail through
the middle of the week. Later into the week, a more persistent
onshore flow pattern will takeover. Seas should be 3 feet or less
for most of the work week, but gradually increase to around 4 to 5
feet on Friday into the early part of the weekend. Rain chances
return by the end of the work week.

$$

GMZ335-151315-
Galveston Bay-
714 PM CDT Tue Oct 14 2025

.TONIGHT...Southeast winds around 5 knots, becoming northeast
after midnight. Bay waters smooth.
.WEDNESDAY...Northeast winds around 10 knots, becoming east in
the afternoon. Bay waters smooth to slightly choppy, diminishing
to smooth in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
smooth.
.THURSDAY...East winds around 10 knots. Bay waters smooth to
slightly choppy.
.THURSDAY NIGHT...Southeast winds around 10 knots. Bay waters
smooth to slightly choppy.
.FRIDAY...Southeast winds 10 to 15 knots. Bay waters slightly
choppy. A chance of showers.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
slightly choppy.
.SATURDAY...South winds around 10 knots. Bay waters smooth to
slightly choppy. A chance of thunderstorms in the morning. A
chance of showers.
.SATURDAY NIGHT...South winds around 10 knots, becoming southwest
after midnight. Bay waters smooth to slightly choppy. A chance of
showers after midnight.
.SUNDAY...Northwest winds around 10 knots, becoming northeast in
the afternoon. Bay waters smooth to slightly choppy. A chance of
showers in the morning.
.SUNDAY NIGHT...East winds around 10 knots. Bay waters smooth to
slightly choppy.

Winds and waves higher in and near thunderstorms.

$$

GMZ330-151315-
Matagorda Bay-
714 PM CDT Tue Oct 14 2025

.TONIGHT...Southeast winds 5 to 10 knots, becoming northeast
late. Bay waters smooth.
.WEDNESDAY...North winds 5 to 10 knots, becoming east in the
afternoon. Bay waters smooth.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Bay waters smooth.
.THURSDAY...Southeast winds 5 to 10 knots. Bay waters smooth.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
smooth.
.FRIDAY...Southeast winds 5 to 10 knots. Bay waters smooth.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
slightly choppy.
.SATURDAY...South winds around 10 knots. Bay waters smooth to
slightly choppy.
.SATURDAY NIGHT...South winds around 10 knots. Bay waters smooth
to slightly choppy.
.SUNDAY...Northwest winds around 10 knots, becoming northeast in
the afternoon. Bay waters smooth to slightly choppy.
.SUNDAY NIGHT...Southeast winds around 10 knots. Bay waters
smooth to slightly choppy.

$$

GMZ350-355-151315-
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
714 PM CDT Tue Oct 14 2025

.TONIGHT...East winds 5 to 10 knots, becoming northeast late.
Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds.
.WEDNESDAY...Northeast winds around 10 knots. Seas around 2 feet.
Wave Detail: Northeast 2 feet at 4 seconds.
.WEDNESDAY NIGHT...East winds around 10 knots. Seas around
2 feet. Wave Detail: East 2 feet at 4 seconds.
.THURSDAY...Southeast winds around 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 4 seconds.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Southeast 2 feet at 4 seconds.
.FRIDAY...Southeast winds 15 to 20 knots, diminishing to around
15 knots in the afternoon. Seas 3 to 5 feet. Wave Detail:
Southeast 3 feet at 5 seconds. A chance of showers in the
afternoon.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 5 feet.
.SATURDAY...South winds 10 to 15 knots. Seas 2 to 4 feet. A
chance of showers.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A
chance of showers after midnight.
.SUNDAY...Northwest winds around 10 knots, becoming northeast in
the afternoon. Seas 2 to 3 feet. A chance of showers in the
morning.
.SUNDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet.

$$

GMZ370-375-151315-
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-
714 PM CDT Tue Oct 14 2025

.TONIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 5 seconds.
.WEDNESDAY...Northeast winds around 10 knots. Seas 1 foot or
less. Wave Detail: East 1 foot at 4 seconds.
.WEDNESDAY NIGHT...East winds around 10 knots. Seas around
2 feet. Wave Detail: East 2 feet at 4 seconds.
.THURSDAY...Southeast winds around 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 4 seconds.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Wave Detail: East 2 feet at 4 seconds.
.FRIDAY...Southeast winds 15 to 20 knots, diminishing to around
15 knots in the afternoon. Seas 4 to 5 feet. Wave Detail:
Southeast 4 feet at 7 seconds and southeast 3 feet at 4 seconds.
A chance of showers in the afternoon.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 4 to 5 feet. A chance of showers in the evening.
.SATURDAY...South winds 10 to 15 knots. Seas 3 to 4 feet. A
chance of showers.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas around 3 feet.
A chance of showers after midnight.
.SUNDAY...West winds around 10 knots, becoming north in the
afternoon. Seas 2 to 3 feet. A chance of showers in the morning.
.SUNDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet.

$$