National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
FZUS54 KHGX 232036
CWFHGX

Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
336 PM CDT Tue Apr 23 2024

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.

GMZ300-240945-
Synopsis for High Island to the Matagorda Ship Channel out
60 nautical miles including Galveston and Matagorda Bays
336 PM CDT Tue Apr 23 2024

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

Onshore flow will continue through the week. Winds and seas will
be on an upward climb later in the week and weekend as a long fetch
of moderate to strong southeast winds set up across the Gulf.

$$

GMZ335-240945-
Galveston Bay-
336 PM CDT Tue Apr 23 2024

.TONIGHT...South winds 10 to 15 knots, diminishing to around
10 knots late. Bay waters slightly choppy, becoming smooth late.
.WEDNESDAY...Southeast winds 10 to 15 knots. Bay waters slightly
choppy.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
slightly choppy.
.THURSDAY...Southeast winds 10 to 15 knots. Bay waters slightly
choppy.
.THURSDAY NIGHT...Southeast winds 15 to 20 knots. Bay waters
choppy.
.FRIDAY...South winds 15 to 20 knots. Bay waters choppy.
.FRIDAY NIGHT...Southeast winds 15 to 20 knots. Bay waters
choppy.
.SATURDAY...Southeast winds 15 to 20 knots. Bay waters choppy.
.SATURDAY NIGHT...Southeast winds 15 to 20 knots. Bay waters
choppy.
.SUNDAY...Southeast winds 15 to 20 knots. Bay waters choppy.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
slightly choppy.

$$

GMZ330-240945-
Matagorda Bay-
336 PM CDT Tue Apr 23 2024

.TONIGHT...Southeast winds 10 to 15 knots. Bay waters slightly
choppy.
.WEDNESDAY...Southeast winds 10 to 15 knots. Bay waters slightly
choppy.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
slightly choppy.
.THURSDAY...Southeast winds 10 to 15 knots. Bay waters slightly
choppy.
.THURSDAY NIGHT...Southeast winds 15 to 20 knots. Bay waters
choppy.
.FRIDAY...South winds 15 to 25 knots. Bay waters choppy.
.FRIDAY NIGHT...Southeast winds 15 to 20 knots. Bay waters
choppy.
.SATURDAY...Southeast winds 15 to 20 knots. Bay waters choppy.
.SATURDAY NIGHT...Southeast winds 15 to 20 knots. Bay waters
choppy.
.SUNDAY...Southeast winds 15 to 20 knots. Bay waters choppy.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
slightly choppy.

$$

GMZ350-355-240945-
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
336 PM CDT Tue Apr 23 2024

.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
.WEDNESDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
.THURSDAY NIGHT...Southeast winds 15 to 20 knots. Seas 4 to
6 feet.
.FRIDAY...South winds around 20 knots. Seas 5 to 6 feet.
.FRIDAY NIGHT...Southeast winds around 20 knots. Seas 5 to 7 feet.
.SATURDAY...Southeast winds around 20 knots. Seas 5 to 8 feet.
.SATURDAY NIGHT...Southeast winds 20 to 25 knots. Seas 6 to
8 feet.
.SUNDAY...Southeast winds 15 to 20 knots. Seas 5 to 8 feet.
.SUNDAY NIGHT...Southeast winds 15 to 20 knots, diminishing to
around 15 knots after midnight. Seas 5 to 7 feet.

$$

GMZ370-375-240945-
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-
336 PM CDT Tue Apr 23 2024

.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
.WEDNESDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
.THURSDAY NIGHT...Southeast winds 15 to 20 knots. Seas 4 to
6 feet with occasional seas up to 8 feet.
.FRIDAY...South winds around 20 knots with gusts up to 30 knots.
Seas 6 to 7 feet with occasional seas up to 9 feet.
.FRIDAY NIGHT...Southeast winds around 20 knots. Seas 6 to 8 feet
with occasional seas up to 10 feet.
.SATURDAY...Southeast winds 20 to 25 knots. Seas 7 to 9 feet with
occasional seas up to 11 feet.
.SATURDAY NIGHT...Southeast winds around 20 knots. Seas 8 to
9 feet with occasional seas up to 11 feet.
.SUNDAY...Southeast winds 15 to 20 knots. Seas 7 to 9 feet with
occasional seas up to 11 feet.
.SUNDAY NIGHT...Southeast winds 15 to 20 knots, diminishing to
around 15 knots after midnight. Seas 6 to 9 feet with occasional
seas up to 11 feet.

$$