Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
811
FZUS54 KHGX 110457
CWFHGX

Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
1157 PM CDT Fri Oct 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.

GMZ300-111715-
1157 PM CDT Fri Oct 10 2025

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

East to northeast winds in the 10-20 knot range tonight will
further diminish on Saturday...eventually turning around to a
light southeasterly direction by evening. Water levels will be
running above normal due in part to the moon phase and existing
easterly fetch. A more prevailing onshore will is expected next
week.

$$

GMZ330-335-111715-
Matagorda Bay-Galveston Bay-
1157 PM CDT Fri Oct 10 2025

.REST OF TONIGHT...Northeast winds 10 to 15 knots with some
occasionally higher gusts to around 20 knots. Bay waters slightly
choppy to choppy.
.SATURDAY...Northeast winds 10 to 15 knots, becoming east and
southeast around 10 knots later in the afternoon. Bay waters
slightly choppy, diminishing to smooth to slightly choppy in the
afternoon.
.SATURDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth.
.SUNDAY...Southeast winds 5 to 10 knots. Bay waters smooth.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters smooth.
.MONDAY...Southeast winds 5 to 10 knots. Bay waters smooth.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters smooth.
.TUESDAY...East winds 5 to 10 knots. Bay waters smooth.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming
northeast after midnight. Bay waters smooth.
.WEDNESDAY...Northeast winds 5 to 10 knots, becoming east in the
afternoon. Bay waters smooth.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
smooth.

$$

GMZ350-355-111715-
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
1157 PM CDT Fri Oct 10 2025

.REST OF TONIGHT...Northeast winds 10 to 15 knots  with some
occasionally higher gusts to around 20 knots. Seas 3 feet. Wave
Detail: East 3 feet at 7 seconds.
.SATURDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: East 3 feet at 7 seconds.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to
3 feet. Wave Detail: East 2 feet at 7 seconds.
.SUNDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 2 feet at 7 seconds.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet. Wave Detail: East 2 feet at 7 seconds.
.MONDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 7 seconds.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet.
.TUESDAY...East winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming east
after midnight. Seas around 2 feet.
.WEDNESDAY...North winds around 10 knots, becoming east in the
afternoon. Seas around 2 feet.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet.

$$

GMZ370-375-111715-
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-
1157 PM CDT Fri Oct 10 2025

.REST OF TONIGHT...Northeast winds near 15 knots with some
occasionally higher gusts to around 20 knots. Seas 3 to 4 feet.
Wave Detail: East 4 feet at 7 seconds.
.SATURDAY...Northeast winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: East 3 feet at 7 seconds and northeast 2 feet at
4 seconds.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet.
Wave Detail: East 3 feet at 6 seconds.
.SUNDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 8 seconds and northeast 1 foot at
4 seconds.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: East 2 feet at 8 seconds and northeast 1 foot at
4 seconds.
.MONDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 2 feet at 7 seconds.
.MONDAY NIGHT...East winds around 10 knots. Seas around 2 feet.
.TUESDAY...East winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY...Northeast winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.

$$