Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX

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575
FZUS54 KHGX 100921
CWFHGX

Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
321 AM CST Fri Jan 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.

GMZ300-102215-
Synopsis for High Island to the Matagorda Ship Channel out
60 nautical miles including Galveston and Matagorda Bays
321 AM CST Fri Jan 10 2025

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

Although Gale Conditions will come to an end over the next few
hours, gusty north to northwest winds are expected to persist over
the course of the day today along with seas as high as 8 feet. As
a result, a Small Craft Advisory will remain in effect through
midnight tonight. Rainfall should taper off by late morning.
Winds should briefly relax on Saturday and shift to the south
before moderate offshore winds return on Sunday with the arrival
of a frontal boundary. This frontal boundary will also bring with
it the return of scattered showers and storms.

$$

GMZ335-102215-
Galveston Bay-
321 AM CST Fri Jan 10 2025

...GALE WARNING IN EFFECT UNTIL 6 AM CST EARLY THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.TODAY...Northwest winds around 20 knots. Bay waters choppy. A
slight chance of showers early this morning. Patchy fog this
morning.
.TONIGHT...Northwest winds 15 to 20 knots, easing to around
15 knots late. Bay waters choppy, easing to slightly choppy late.
.SATURDAY...Northwest winds 10 to 15 knots, easing to 5 to
10 knots late in the morning, easing to around 5 knots early in
the afternoon, backing to south around 5 knots late. Bay waters
slightly choppy, easing to smooth in the late morning and
afternoon.
.SATURDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth.
.SUNDAY...East winds 5 to 10 knots, backing to north in the
afternoon. Bay waters smooth. A chance of showers.
.SUNDAY NIGHT...North winds 10 to 15 knots. Bay waters slightly
choppy.
.MONDAY...North winds 10 to 15 knots. Bay waters slightly choppy.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. Bay waters
slightly choppy.
.TUESDAY...Northeast winds 10 to 15 knots. Bay waters slightly
choppy.
.TUESDAY NIGHT...Northeast winds around 10 knots. Bay waters
smooth to slightly choppy.

$$

GMZ330-102215-
Matagorda Bay-
321 AM CST Fri Jan 10 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.TODAY...Northwest winds 20 to 25 knots. Bay waters rough. A
slight chance of showers early this morning. Patchy fog this
morning.
.TONIGHT...North winds 15 to 20 knots, becoming northwest around
15 knots late. Bay waters choppy, easing to slightly choppy late.
.SATURDAY...Northwest winds 10 to 15 knots, easing to around
10 knots late in the morning, backing to west early in the
afternoon, backing to south late. Bay waters slightly choppy,
easing to smooth in the late morning and afternoon.
.SATURDAY NIGHT...South winds 5 to 10 knots, veering to southwest
late. Bay waters smooth.
.SUNDAY...North winds 5 to 10 knots. Bay waters smooth.
.SUNDAY NIGHT...North winds around 15 knots, rising to 15 to
20 knots after midnight. Bay waters slightly choppy, rising to
choppy after midnight.
.MONDAY...North winds 15 to 20 knots, becoming northeast around
15 knots in the afternoon. Bay waters choppy, easing to slightly
choppy in the afternoon.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. Bay waters
slightly choppy.
.TUESDAY...Northeast winds 10 to 15 knots. Bay waters slightly
choppy.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots. Bay waters
slightly choppy.

$$

GMZ355-102215-
Coastal waters from High Island to Freeport TX out 20 NM-
321 AM CST Fri Jan 10 2025

...GALE WARNING IN EFFECT UNTIL 6 AM CST EARLY THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.TODAY...Northwest winds 20 to 25 knots. Seas 5 to 8 feet,
occasionally to 10 feet, subsiding to 4 to 6 feet, occasionally
to 8 feet this afternoon. Wave Detail: Southeast 8 feet at
9 seconds, becoming southeast 5 feet at 9 seconds and northwest
4 feet at 4 seconds. A chance of showers early this morning.
Patchy fog until late afternoon.
.TONIGHT...Northwest winds 20 to 25 knots, easing to around
20 knots late. Seas 4 to 6 feet, occasionally to 8 feet. Wave
Detail: North 4 feet at 5 seconds and southeast 3 feet at
8 seconds.
.SATURDAY...Northwest winds 10 to 15 knots, becoming north around
10 knots in the late morning and early afternoon, veering to east
late. Seas 3 to 4 feet. Wave Detail: North 3 feet at 4 seconds
and southeast 2 feet at 8 seconds.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet
or less. Wave Detail: Southwest 1 foot at 2 seconds and northeast
1 foot at 4 seconds.
.SUNDAY...Southeast winds 5 to 10 knots, backing to northeast in
the afternoon. Seas around 2 feet or less. Wave Detail: South
1 foot at 3 seconds and east 1 foot at 3 seconds. A chance of
showers.
.SUNDAY NIGHT...North winds around 15 knots, rising to 15 to
20 knots after midnight. Seas around 2 feet or less, then around
3 feet after midnight. Wave Detail: Northeast 2 feet at 3 seconds
and south 1 foot at 5 seconds, becoming northeast 3 feet at
4 seconds and southwest 1 foot at 5 seconds.
.MONDAY...Northeast winds 15 to 20 knots. Seas 3 to 4 feet.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to 5 feet.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 3 to 5 feet.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to
5 feet.

$$

GMZ350-102215-
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-
321 AM CST Fri Jan 10 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.TODAY...Northwest winds 20 to 25 knots. Seas 5 to 7 feet,
occasionally to 9 feet. Wave Detail: Southeast 7 feet at
9 seconds and northwest 5 feet at 4 seconds. A chance of showers
early this morning. Patchy fog this morning.
.TONIGHT...Northwest winds 20 to 25 knots, becoming north around
20 knots late. Seas 4 to 6 feet, occasionally to 8 feet. Wave
Detail: North 5 feet at 5 seconds and southeast 3 feet at
8 seconds.
.SATURDAY...North winds 10 to 15 knots, becoming northwest 5 to
10 knots in the late morning and early afternoon, then becoming
southeast late. Seas 3 to 4 feet. Wave Detail: North 3 feet at
5 seconds and southeast 2 feet at 8 seconds.
.SATURDAY NIGHT...South winds 5 to 10 knots, becoming around
10 knots late. Seas around 2 feet or less. Wave Detail: South
2 feet at 3 seconds and east 2 feet at 6 seconds.
.SUNDAY...Northwest winds around 10 knots, becoming north 10 to
15 knots in the afternoon. Seas around 2 feet or less. Wave
Detail: Southwest 2 feet at 3 seconds and northeast 1 foot at
4 seconds. A chance of showers.
.SUNDAY NIGHT...North winds around 15 knots, rising to 15 to
20 knots after midnight. Seas around 2 feet or less, then 3 to
4 feet after midnight. Wave Detail: Northeast 2 feet at 3 seconds
and south 1 foot at 6 seconds, becoming northeast 3 feet at
4 seconds and south 1 foot at 6 seconds.
.MONDAY...Northeast winds 15 to 20 knots. Seas 3 to 4 feet.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to 5 feet.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet.
.TUESDAY NIGHT...Northeast winds around 15 knots. Seas 4 to
6 feet, occasionally to 8 feet.

$$

GMZ370-375-102215-
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-
321 AM CST Fri Jan 10 2025

...GALE WARNING IN EFFECT UNTIL 6 AM CST EARLY THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.TODAY...Northwest winds 20 to 25 knots. Seas 7 to 9 feet,
occasionally to 11 feet. Wave Detail: Southeast 8 feet at
9 seconds and northwest 7 feet at 6 seconds. Showers early this
morning, then a slight chance of showers late this morning.
Patchy fog late this morning.
.TONIGHT...Northwest winds 20 to 25 knots. Seas 5 to 8 feet,
occasionally to 10 feet. Wave Detail: Northwest 7 feet at
6 seconds and southeast 4 feet at 8 seconds.
.SATURDAY...North winds 15 to 20 knots, easing to 10 to 15 knots
late in the morning, easing to around 10 knots early in the
afternoon, veering to northeast late. Seas 4 to 6 feet,
occasionally to 8 feet, subsiding to 3 to 4 feet in the
afternoon. Wave Detail: North 5 feet at 6 seconds and southeast
2 feet at 8 seconds, becoming north 3 feet at 5 seconds and
southeast 2 feet at 8 seconds.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots, veering to south
after midnight. Seas around 3 feet in the evening, then around
2 feet or less. Wave Detail: North 2 feet at 5 seconds and
southeast 2 feet at 7 seconds, becoming west 1 foot at 2 seconds
and northeast 1 foot at 5 seconds.
.SUNDAY...South winds around 10 knots, backing to northeast in
the afternoon. Seas around 2 feet or less. Wave Detail: Southwest
2 feet at 3 seconds and northeast 2 feet at 3 seconds. A chance
of showers.
.SUNDAY NIGHT...North winds 15 to 20 knots. Seas 3 to 4 feet.
Wave Detail: Northeast 4 feet at 5 seconds and south 1 foot at
6 seconds.
.MONDAY...Northeast winds 20 to 25 knots. Seas 4 to 6 feet,
occasionally to 8 feet.
.MONDAY NIGHT...Northeast winds around 20 knots. Seas 5 to
6 feet, occasionally to 8 feet.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 6 to 7 feet,
occasionally to 9 feet.
.TUESDAY NIGHT...Northeast winds 15 to 20 knots. Seas 5 to
7 feet, occasionally to 9 feet.

$$