Coastal Waters Forecast
Issued by NWS Corpus Christi, TX

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735
FZUS54 KCRP 180543
CWFCRP

Coastal Waters Forecast for Texas
National Weather Service Corpus Christi TX
1243 AM CDT Mon Aug 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.


GMZ200-181845-
1243 AM CDT Mon Aug 18 2025

.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...

A persistent light to gentle breeze (BF 2-3) can be expected this
week. There will be a medium (45-60%) chance for showers and
thunderstorms beginning Tuesday and continuing through the end of
the week.

$$

GMZ236-237-181845-
Copano, Aransas, and Redfish Bays-
San Antonio, Mesquite, and Espiritu Santo Bays-
1243 AM CDT Mon Aug 18 2025

.TODAY...South winds around 5 knots, becoming southeast this
afternoon. Bay and inland waters smooth.
.TONIGHT...Southeast winds 5 to 10 knots, becoming south after
midnight. Bay and inland waters smooth.
.TUESDAY...Northwest winds around 5 knots, becoming east in the
afternoon. Bay and inland waters smooth. A slight chance of
showers and thunderstorms in the morning, then a chance of
showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Bay and inland waters smooth. A slight chance of
showers. A slight chance of thunderstorms after midnight.
.WEDNESDAY...Northwest winds around 5 knots, becoming east in the
afternoon. Bay and inland waters smooth. A slight chance of
showers and thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Bay and inland waters smooth.
.THURSDAY...Northwest winds around 5 knots, becoming southeast in
the afternoon. Bay and inland waters smooth. A chance of showers
and thunderstorms in the afternoon.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Bay and inland waters smooth. A chance of showers
and thunderstorms after midnight.
.FRIDAY...Northwest winds around 5 knots, becoming southeast in
the afternoon. Bay and inland waters smooth. A chance of showers
and thunderstorms.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Bay and inland waters smooth. A chance of showers
and thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ231-232-181845-
Baffin Bay and Upper Laguna Madre-Corpus Christi and Nueces Bays-
1243 AM CDT Mon Aug 18 2025

.TODAY...South winds around 5 knots, becoming east this
afternoon. Bay and inland waters smooth.
.TONIGHT...Southeast winds 5 to 10 knots, becoming south after
midnight. Bay and inland waters smooth.
.TUESDAY...West winds around 5 knots, becoming east in the
afternoon. Bay and inland waters smooth. A slight chance of
thunderstorms. A slight chance of showers in the morning, then a
chance of showers in the afternoon.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Bay and inland waters smooth. A slight chance of
showers.
.WEDNESDAY...Northwest winds around 5 knots, becoming east in the
afternoon. Bay and inland waters smooth. A slight chance of
showers and thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Bay and inland waters smooth.
.THURSDAY...Northwest winds around 5 knots, becoming east in the
afternoon. Bay and inland waters smooth.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Bay and inland waters smooth.
.FRIDAY...West winds 5 to 10 knots, becoming east in the
afternoon. Bay and inland waters smooth. A chance of showers and
thunderstorms.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Bay and inland waters smooth. A chance of showers
and thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ255-181845-
Coastal waters from Port Aransas to Matagorda Ship Channel out
20 NM-
1243 AM CDT Mon Aug 18 2025

.TODAY...South winds around 5 knots, becoming east this
afternoon. Seas around 2 feet or less. Wave Detail: Southeast
1 foot at 5 seconds.
.TONIGHT...Southeast winds 5 to 10 knots, becoming south after
midnight. Seas around 2 feet or less. Wave Detail: Southeast
1 foot at 5 seconds. A slight chance of showers and thunderstorms
after midnight.
.TUESDAY...West winds 5 to 10 knots, becoming east in the
afternoon. Seas around 2 feet or less. Wave Detail: Southeast
1 foot at 5 seconds. A chance of showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas around 2 feet or less. Wave Detail: East
1 foot at 4 seconds. A slight chance of showers and thunderstorms
after midnight.
.WEDNESDAY...Northwest winds 5 to 10 knots, becoming east in the
afternoon. Seas around 2 feet or less. Wave Detail: Northwest
1 foot at 2 seconds and east 1 foot at 4 seconds. A slight chance
of showers and thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas around 2 feet or less. Wave Detail: East
1 foot at 4 seconds.
.THURSDAY...Northwest winds around 5 knots, becoming east in the
afternoon. Seas around 2 feet or less. A chance of thunderstorms
in the morning. A chance of showers.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas around 2 feet or less. A chance of showers
and thunderstorms after midnight.
.FRIDAY...West winds 5 to 10 knots, becoming east in the
afternoon. Seas around 2 feet or less. A chance of thunderstorms
in the morning. A chance of showers.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas around 2 feet or less. A chance of showers
and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ250-181845-
Coastal waters from Baffin Bay to Port Aransas out 20 NM-
1243 AM CDT Mon Aug 18 2025

.TODAY...South winds around 5 knots, becoming southeast late this
morning, then becoming east this afternoon. Seas around 2 feet
this morning, then around 2 feet or less. Wave Detail: Southeast
2 feet at 5 seconds, becoming southeast 1 foot at 5 seconds.
.TONIGHT...Southeast winds 5 to 10 knots, becoming south after
midnight. Seas around 2 feet or less. Wave Detail: Southeast
1 foot at 5 seconds.
.TUESDAY...West winds around 5 knots, becoming east in the
afternoon. Seas around 2 feet or less. Wave Detail: Southeast
1 foot at 5 seconds. A slight chance of showers and
thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas around 2 feet or less. Wave Detail:
Southeast 1 foot at 4 seconds. A slight chance of showers after
midnight.
.WEDNESDAY...Northwest winds around 5 knots, becoming east in the
afternoon. Seas around 2 feet or less. Wave Detail: Southeast
1 foot at 4 seconds. A slight chance of showers and thunderstorms
in the morning.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas around 2 feet or less. Wave Detail: East
1 foot at 3 seconds.
.THURSDAY...West winds around 5 knots, becoming east in the
afternoon. Seas around 2 feet or less.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas around 2 feet or less.
.FRIDAY...West winds 5 to 10 knots, becoming east in the
afternoon. Seas around 2 feet or less. A chance of showers and
thunderstorms in the morning.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas around 2 feet or less. A chance of showers
and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ270-275-181845-
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-
1243 AM CDT Mon Aug 18 2025

.TODAY...South winds around 5 knots, becoming northeast late this
morning and afternoon. Seas around 2 feet this morning, then
around 2 feet or less. Wave Detail: Southeast 2 feet at
5 seconds, becoming east 1 foot at 5 seconds.
.TONIGHT...Southeast winds 5 to 10 knots, becoming south after
midnight. Seas around 2 feet or less. Wave Detail: Southeast
1 foot at 5 seconds. A slight chance of showers and thunderstorms
after midnight.
.TUESDAY...Northwest winds 5 to 10 knots, becoming northeast in
the afternoon. Seas around 2 feet or less. Wave Detail: Northwest
1 foot at 2 seconds and southeast 1 foot at 5 seconds. A chance
of showers and thunderstorms, mainly in the morning.
.TUESDAY NIGHT...East winds 5 to 10 knots, becoming southeast
after midnight. Seas around 2 feet or less. Wave Detail: East
1 foot at 3 seconds. A slight chance of showers and thunderstorms
after midnight.
.WEDNESDAY...Northwest winds 5 to 10 knots, becoming northeast in
the afternoon. Seas around 2 feet or less. Wave Detail: East
1 foot at 4 seconds. A chance of showers with a slight chance of
thunderstorms in the morning.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas around 2 feet or less. Wave Detail: East
1 foot at 4 seconds.
.THURSDAY...Northwest winds around 5 knots, becoming northeast in
the afternoon. Seas around 2 feet or less. A chance of showers
and thunderstorms in the morning.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas around 2 feet or less. A chance of showers
and thunderstorms after midnight.
.FRIDAY...West winds 5 to 10 knots, becoming northeast in the
afternoon. Seas around 2 feet or less. A chance of showers and
thunderstorms in the morning.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas around 2 feet or less. A chance of showers
and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$