Coastal Waters Forecast
Issued by NWS Corpus Christi, TX

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108
FZUS54 KCRP 181753
CWFCRP

Coastal Waters Forecast for Texas
National Weather Service Corpus Christi TX
1253 PM CDT Sat Oct 18 2025

Middle Texas coastal waters from Baffin Bay to Matagorda ship
channel out to 60 nautical miles.

Seas are provided as a range of the average height of the highest
1/3 of the waves...along with occasional height of the average
highest 10 percent of the waves.


GMZ200-190630-
1253 PM CDT Sat Oct 18 2025

.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...

A southerly flow continues through tonight across the coastal
waters before a front moves through the area on Sunday shifting
winds to the north on its wake. Briefly fresh to strong offshore
flow is expected, and a Small Craft Advisory is in effect from 7
AM through 7 PM Sunday. Onshore flow resumes on Monday at gentle
to moderate levels. There is a low to medium (20-40%) chance of
showers across the offshore waters on Sunday, followed by dry
conditions through mid-week.

$$

GMZ236-237-190630-
Copano, Aransas, and Redfish Bays-
San Antonio, Mesquite, and Espiritu Santo Bays-
1253 PM CDT Sat Oct 18 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...

.TONIGHT...South winds around 10 knots, becoming southwest late.
Bay and inland waters slightly choppy.
.SUNDAY...North winds around 20 knots, becoming northeast in the
afternoon. Bay and inland waters choppy to occasionally rough.
.SUNDAY NIGHT...East winds 10 to 15 knots. Bay and inland waters
slightly choppy to occasionally choppy.
.MONDAY...Southeast winds 5 to 10 knots, becoming around 10 knots
in the afternoon. Bay and inland waters smooth.
.MONDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Bay and inland waters slightly choppy to occasionally
choppy.
.TUESDAY...South winds 5 to 10 knots, becoming southeast in the
afternoon. Bay and inland waters smooth.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming east
10 to 15 knots after midnight. Bay and inland waters slightly
choppy to occasionally choppy.
.WEDNESDAY...Northeast winds 10 to 15 knots, becoming east in the
afternoon. Bay and inland waters slightly choppy to occasionally
choppy.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Bay and inland
waters slightly choppy to occasionally choppy.
.THURSDAY...Southeast winds 10 to 15 knots. Bay and inland waters
slightly choppy to occasionally choppy.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Bay and inland
waters slightly choppy to occasionally choppy.

$$

GMZ231-232-190630-
Baffin Bay and Upper Laguna Madre-Corpus Christi and Nueces Bays-
1253 PM CDT Sat Oct 18 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...

.TONIGHT...South winds 10 to 15 knots, becoming southwest 5 to
10 knots late. Bay and inland waters slightly choppy to
occasionally choppy.
.SUNDAY...Northwest winds around 20 knots, becoming northeast in
the afternoon. Bay and inland waters choppy to occasionally rough.
.SUNDAY NIGHT...East winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots after midnight. Bay and
inland waters slightly choppy to occasionally choppy.
.MONDAY...Southeast winds 5 to 10 knots, increasing to 10 to
15 knots with gusts up to 20 knots in the afternoon. Bay and
inland waters slightly choppy to occasionally choppy.
.MONDAY NIGHT...South winds 15 to 20 knots. Bay and inland waters
choppy.
.TUESDAY...South winds 10 to 15 knots, becoming southeast 5 to
10 knots in the afternoon. Bay and inland waters slightly choppy
to occasionally choppy.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming east
10 to 15 knots after midnight. Bay and inland waters slightly
choppy to occasionally choppy.
.WEDNESDAY...Northeast winds 10 to 15 knots, becoming east in the
afternoon. Bay and inland waters slightly choppy to occasionally
choppy.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Bay and inland
waters slightly choppy to occasionally choppy.
.THURSDAY...Southeast winds 10 to 15 knots. Bay and inland waters
slightly choppy to occasionally choppy.
.THURSDAY NIGHT...Southeast winds 15 to 20 knots. Bay and inland
waters choppy.

$$

GMZ255-190630-
Coastal waters from Port Aransas to Matagorda Ship Channel out
20 NM-
1253 PM CDT Sat Oct 18 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...

.TONIGHT...South winds 10 to 15 knots, becoming southwest late.
Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds.
.SUNDAY...North winds 15 to 20 knots, becoming northeast 20 to 25
knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet.
Wave Detail: North 4 feet at 4 seconds and south 2 feet at 5
seconds.
.SUNDAY NIGHT...Northeast winds 15 to 20 knots, becoming east
10 to 15 knots after midnight. Seas 2 to 4 feet, occasionally to
5 feet. Wave Detail: East 4 feet at 6 seconds.
.MONDAY...Southeast winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 5 seconds.
.MONDAY NIGHT...Southeast winds 10 to 15 knots, becoming south
15 to 20 knots after midnight. Seas 2 to 3 feet. Wave Detail:
Southeast 3 feet at 6 seconds.
.TUESDAY...South winds 10 to 15 knots, diminishing to around
5 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Southeast 3 feet at 6 seconds.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming east
10 to 15 knots with gusts up to 20 knots after midnight. Seas
around 2 feet.
.WEDNESDAY...Northeast winds 15 to 20 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...East winds around 15 knots. Seas 2 to 3 feet.
.THURSDAY...Southeast winds 10 to 15 knots. Seas around 3 feet.
.THURSDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to
4 feet, occasionally to 5 feet.

$$

GMZ250-190630-
Coastal waters from Baffin Bay to Port Aransas out 20 NM-
1253 PM CDT Sat Oct 18 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...

.TONIGHT...South winds 10 to 15 knots, becoming southwest after
midnight. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at
5 seconds.
.SUNDAY...Northwest winds around 20 knots, becoming northeast in
the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave
Detail: North 4 feet at 4 seconds and south 2 feet at 5 seconds.
.SUNDAY NIGHT...East winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. Seas 3 to 4 feet, occasionally to
5 feet. Wave Detail: Northeast 4 feet at 6 seconds.
.MONDAY...Southeast winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 6 seconds.
.MONDAY NIGHT...South winds 15 to 20 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 4 seconds and east 3 feet at
7 seconds.
.TUESDAY...South winds 10 to 15 knots, becoming southeast 5 to
10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Southeast 3 feet at 6 seconds.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
2 feet.
.WEDNESDAY...East winds 10 to 15 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet.
.THURSDAY...Southeast winds 10 to 15 knots. Seas around 3 feet.
.THURSDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to
4 feet, occasionally to 5 feet.

$$

GMZ270-275-190630-
Waters from Baffin Bay to Port Aransas from 20 to 60 NM-
Waters from Port Aransas to Matagorda Ship Channel from 20 to
60 NM-
1253 PM CDT Sat Oct 18 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING...

.TONIGHT...South winds 10 to 15 knots, becoming southwest late.
Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds.
.SUNDAY...Northwest winds around 20 knots, becoming northeast in
the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave
Detail: Northeast 5 feet at 6 seconds and northwest 2 feet at 3
seconds. A slight chance of showers and thunderstorms in the
morning.
.SUNDAY NIGHT...Northeast winds 15 to 20 knots, becoming east
10 to 15 knots after midnight. Seas 3 to 5 feet, occasionally to
6 feet. Wave Detail: Northeast 5 feet at 6 seconds.
.MONDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 6 seconds.
.MONDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at
4 seconds and east 3 feet at 7 seconds.
.TUESDAY...South winds 10 to 15 knots, becoming southeast around
5 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Southeast 3 feet at 6 seconds.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet.
.WEDNESDAY...East winds 10 to 15 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
.THURSDAY NIGHT...Southeast winds 15 to 20 knots. Seas 2 to
3 feet, building to 4 feet, occasionally to 5 feet after
midnight.

Winds and seas higher in and near thunderstorms.

$$

ANM