National Weather Service Marine Forecast FZUS54 KCRP

FZUS54 KCRP 200657
CWFCRP

Coastal Waters Forecast for Texas
National Weather Service Corpus Christi TX
157 AM CDT Thu Aug 20 2026

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.

GMZ200-201915
157 AM CDT Thu Aug 20 2026

SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS

Light to moderate (BF 2-4) onshore breezes will continue through the period, with occasional fresh (BF 5) breezes possible during the late afternoon/evening hours. Seas are expected to remain around 2-3 feet. Rain chances will remain near zero.

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GMZ236-237-201915
Copano, Aransas, and Redfish Bays
San Antonio, Mesquite, and Espiritu Santo Bays
157 AM CDT Thu Aug 20 2026

TODAY
South winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.

TONIGHT
South winds 10 to 15 knots with gusts up to 20 knots. Bay and inland waters slightly choppy to occasionally choppy.

FRIDAY
South winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy.

FRIDAY NIGHT
South winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.

SATURDAY
Southwest winds 5 to 10 knots, becoming south 10 to 15 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy.

SATURDAY NIGHT
South winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.

SUNDAY
Southwest winds 5 to 10 knots, becoming south in the afternoon. Bay and inland waters smooth.

SUNDAY NIGHT
South winds 5 to 10 knots. Bay and inland waters smooth.

MONDAY
South winds 5 to 10 knots. Bay and inland waters smooth.

MONDAY NIGHT
South winds 5 to 10 knots. Bay and inland waters smooth.

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GMZ231-232-201915
Baffin Bay and Upper Laguna Madre-Corpus Christi and Nueces Bays
157 AM CDT Thu Aug 20 2026

SMALL CRAFT SHOULD EXERCISE CAUTION

TODAY
South winds 10 to 15 knots with gusts up to 20 knots, becoming southeast 15 to 20 knots with gusts up to 25 knots late. Bay and inland waters choppy.

TONIGHT
Southeast winds 15 to 20 knots, becoming south 10 to 15 knots after midnight. Bay and inland waters choppy.

FRIDAY
Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.

FRIDAY NIGHT
Southeast winds around 15 knots with gusts up to 20 knots, becoming south after midnight. Bay and inland waters slightly choppy to occasionally choppy.

SATURDAY
South winds 5 to 10 knots, becoming southeast 10 to 15 knots with gusts up to 20 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy.

SATURDAY NIGHT
South winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.

SUNDAY
South winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy.

SUNDAY NIGHT
Southeast winds 10 to 15 knots, becoming south after midnight. Bay and inland waters slightly choppy to occasionally choppy.

MONDAY
South winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy.

MONDAY NIGHT
Southeast winds 10 to 15 knots, becoming south after midnight. Bay and inland waters slightly choppy to occasionally choppy.

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GMZ255-201915
Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM
157 AM CDT Thu Aug 20 2026

TODAY
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds.

TONIGHT
South winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds and southeast 1 foot at 8 seconds.

FRIDAY
South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 5 seconds.

FRIDAY NIGHT
South winds 10 to 15 knots. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds.

SATURDAY
South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds.

SATURDAY NIGHT
South winds 10 to 15 knots. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds.

SUNDAY
Southwest winds 5 to 10 knots, becoming south in the afternoon. Seas around 2 feet.

SUNDAY NIGHT
South winds around 10 knots. Seas around 2 feet.

MONDAY
South winds 5 to 10 knots. Seas around 2 feet.

MONDAY NIGHT
South winds 10 to 15 knots. Seas around 2 feet.

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GMZ250-201915
Coastal waters from Baffin Bay to Port Aransas out 20 NM
157 AM CDT Thu Aug 20 2026

TODAY
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds.

TONIGHT
South winds 15 to 20 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds.

FRIDAY
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds.

FRIDAY NIGHT
South winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds.

SATURDAY
South winds 5 to 10 knots, becoming southeast 10 to 15 knots with gusts up to 20 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds.

SATURDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds.

SUNDAY
South winds 5 to 10 knots, becoming southeast in the afternoon. Seas around 2 feet.

SUNDAY NIGHT
South winds 10 to 15 knots. Seas around 2 feet.

MONDAY
South winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Seas around 2 feet.

MONDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet.

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GMZ270-275-201915
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
157 AM CDT Thu Aug 20 2026

TODAY
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 5 seconds and southeast 1 foot at 9 seconds.

TONIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds and southeast 1 foot at 8 seconds.

FRIDAY
South winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: South 2 feet at 5 seconds and southeast 1 foot at 8 seconds.

FRIDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 6 seconds.

SATURDAY
South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds.

SATURDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 6 seconds.

SUNDAY
South winds 5 to 10 knots. Seas around 2 feet.

SUNDAY NIGHT
South winds 5 to 10 knots. Seas around 2 feet.

MONDAY
South winds 5 to 10 knots. Seas around 2 feet.

MONDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet.