823
FZUS54 KCRP 211746
CWFCRP

Coastal Waters Forecast for Texas
National Weather Service Corpus Christi TX
1246 PM CDT Thu Aug 21 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.


GMZ200-220630-
1246 PM CDT Thu Aug 21 2025

.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...

A variable light to gentle breeze (BF 2-3) is expected to prevail
through early next week becoming a gentle to moderate (BF 3-4)
onshore flow by mid-week. Moderate rain chances today increase to
moderate to high Friday through Sunday with lower chances expected next
week.

$$

GMZ236-237-220630-
Copano, Aransas, and Redfish Bays-
San Antonio, Mesquite, and Espiritu Santo Bays-
1246 PM CDT Thu Aug 21 2025

.TONIGHT...South winds around 5 knots, becoming east late this
evening, then becoming south around 5 knots after midnight,
becoming west late. Bay and inland waters smooth. A chance of
showers and thunderstorms.
.FRIDAY...North winds around 5 knots, becoming east in the
afternoon. Bay and inland waters smooth. Showers and
thunderstorms likely, mainly in the morning.
.FRIDAY NIGHT...Southeast winds around 5 knots, becoming south
around 5 knots after midnight. Bay and inland waters smooth. A
chance of thunderstorms. A chance of showers in the evening, then
showers likely after midnight.
.SATURDAY...North winds around 5 knots, becoming east in the
afternoon. Bay and inland waters smooth. Showers likely with a
chance of thunderstorms.
.SATURDAY NIGHT...East winds 5 to 10 knots, becoming south after
midnight. Bay and inland waters smooth. A chance of showers. A
slight chance of thunderstorms in the evening, then a chance of
thunderstorms after midnight.
.SUNDAY...North winds around 5 knots, becoming east in the
afternoon. Bay and inland waters smooth. A chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Bay and inland waters smooth.
.MONDAY...South winds around 5 knots, becoming southeast in the
afternoon. Bay and inland waters smooth. A chance of showers. A
chance of thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 5 to 10 knots. Bay and inland waters
smooth.
.TUESDAY...South winds 5 to 10 knots. Bay and inland waters
smooth. A chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Bay and inland
waters smooth.

Winds and waves higher in and near thunderstorms.

$$

GMZ231-232-220630-
Baffin Bay and Upper Laguna Madre-Corpus Christi and Nueces Bays-
1246 PM CDT Thu Aug 21 2025

.TONIGHT...Southeast winds 5 to 10 knots, becoming southwest
late. Bay and inland waters smooth. A chance of showers and
thunderstorms.
.FRIDAY...Northwest winds around 5 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
thunderstorms. A chance of showers in the evening, then showers
likely after midnight.
.SATURDAY...Northwest winds around 5 knots, becoming east in the
afternoon. Bay and inland waters smooth. A chance of
thunderstorms. A chance of showers in the morning, then showers
likely in the afternoon.
.SATURDAY NIGHT...East winds 5 to 10 knots, becoming south after
midnight. Bay and inland waters smooth. A chance of showers. A
slight chance of thunderstorms in the evening, then a chance of
thunderstorms after midnight.
.SUNDAY...North winds around 5 knots, becoming east in the
afternoon. Bay and inland waters smooth. A chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Bay and inland waters smooth.
.MONDAY...South winds around 5 knots, becoming southeast in the
afternoon. Bay and inland waters smooth. A chance of showers and
thunderstorms.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Bay and inland
waters smooth.
.TUESDAY...South winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. Bay and inland waters slightly choppy
to occasionally choppy.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots, diminishing to
5 to 10 knots after midnight. Bay and inland waters slightly
choppy to occasionally choppy.

Winds and waves higher in and near thunderstorms.

$$

GMZ255-220630-
Coastal waters from Port Aransas to Matagorda Ship Channel out
20 NM-
1246 PM CDT Thu Aug 21 2025

.TONIGHT...South winds around 5 knots, becoming southeast late
this evening, then becoming south after midnight, becoming
southwest late. Seas around 2 feet or less. Wave Detail:
Southeast 1 foot at 3 seconds. A chance of showers and
thunderstorms.
.FRIDAY...Northwest winds around 5 knots, becoming east in the
afternoon. Seas around 2 feet or less. Wave Detail: West 1 foot
at 2 seconds. Showers and thunderstorms likely, mainly in the
morning.
.FRIDAY NIGHT...Southeast winds around 5 knots, becoming south
after midnight. Seas around 2 feet or less. Wave Detail:
Southeast 1 foot at 3 seconds. A chance of thunderstorms. A
chance of showers in the evening, then showers likely after
midnight.
.SATURDAY...Northwest winds around 5 knots, becoming northeast in
the afternoon. Seas around 2 feet or less. Wave Detail: South
1 foot at 3 seconds. Showers likely with a chance of
thunderstorms.
.SATURDAY 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 chance of showers with a slight chance of
thunderstorms in the evening, then showers likely with a chance
of thunderstorms after midnight.
.SUNDAY...North winds around 5 knots, becoming east in the
afternoon. Seas around 2 feet or less. Wave Detail: South 1 foot
at 3 seconds. A chance of showers and thunderstorms.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas around 2 feet or less. A chance of showers
after midnight.
.MONDAY...South winds around 5 knots, becoming southeast in the
afternoon. Seas around 2 feet or less, then around 2 feet in the
afternoon. A chance of showers and thunderstorms in the morning.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. A
chance of showers and thunderstorms after midnight.
.TUESDAY...South winds 5 to 10 knots. Seas around 2 feet. A
chance of showers and thunderstorms in the morning.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
2 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ250-220630-
Coastal waters from Baffin Bay to Port Aransas out 20 NM-
1246 PM CDT Thu Aug 21 2025

.TONIGHT...Southeast winds around 5 knots, becoming southwest
late. Seas around 2 feet or less. Wave Detail: Southeast 1 foot
at 3 seconds. A slight chance of showers and thunderstorms until
early morning, then a chance of showers and thunderstorms late.
.FRIDAY...Northwest winds around 5 knots, becoming east in the
afternoon. Seas around 2 feet or less. Wave Detail: Southeast
1 foot at 3 seconds. A chance of showers and thunderstorms,
mainly in the morning.
.FRIDAY NIGHT...Southeast winds around 5 knots, becoming south
after midnight. Seas around 2 feet or less. Wave Detail:
Southeast 1 foot at 3 seconds. A chance of thunderstorms. A
chance of showers in the evening, then showers likely after
midnight.
.SATURDAY...Northwest winds around 5 knots, becoming northeast in
the afternoon. Seas around 2 feet or less. Wave Detail: Southeast
1 foot at 3 seconds. A chance of showers and thunderstorms.
.SATURDAY NIGHT...East winds 5 to 10 knots, becoming south after
midnight. Seas around 2 feet or less. Wave Detail: East 1 foot at
3 seconds. A chance of showers. A slight chance of thunderstorms
in the evening, then a chance of thunderstorms after midnight.
.SUNDAY...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 chance of showers and thunderstorms.
.SUNDAY 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.
.MONDAY...South winds around 5 knots, becoming southeast in the
afternoon. Seas around 2 feet or less, then around 2 feet in the
afternoon. A chance of showers and thunderstorms in the morning.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet.
.TUESDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ270-275-220630-
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-
1246 PM CDT Thu Aug 21 2025

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

Winds and seas higher in and near thunderstorms.

$$

BF