Coastal Waters Forecast for Texas National Weather Service Corpus Christi TX

 

1247 AM CST Wed Dec 3, 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.

 

 

GMZ200-031930-

 

1247 AM CST Wed Dec 3 2025

 

.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...

 

A gentle to moderate onshore breeze (BF 3-4) can be expected today through tonight across the coastal waters.

 

Another cold front is forecast to push through Thursday morning, bringing another wave of fresh to strong northeasterly flow in its wake through Thursday night.

 

This will likely warrant a Small Craft Advisory.

 

Winds weaken to gentle to moderate heading into the weekend, with the wind direction varying.

 

Moderate rain chances today will increase to medium to high, 60-90%, Thursday through Friday.

 

Low rain chances linger through Saturday morning.

 

$$

 

GMZ236-237-031930- Copano, Aransas, and Redfish Bays- San Antonio, Mesquite, and Espiritu Santo Bays-

 

1247 AM CST Wed Dec 3 2025

 

.TODAY...East winds 5 to 10 knots. Bay and inland waters smooth. A chance of showers early this afternoon. A chance of showers with a slight chance of thunderstorms late.

.TONIGHT...Southeast winds 5 to 10 knots, becoming west after midnight. Bay and inland waters smooth. A chance of showers. A chance of thunderstorms, mainly in the evening. Patchy fog.

.THURSDAY...North winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Bay and inland waters choppy to occasionally rough. Showers likely with a slight chance of thunderstorms.

.THURSDAY NIGHT...North winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Bay and inland waters choppy to occasionally rough. A chance of showers with a slight chance of thunderstorms.

.FRIDAY...North winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy. A chance of showers.

.FRIDAY NIGHT...North winds 5 to 10 knots. Bay and inland waters smooth to slightly choppy. A chance of showers.

.SATURDAY...North winds 5 to 10 knots. Bay and inland waters smooth to slightly choppy.

.SATURDAY NIGHT...Southeast winds around 5 knots, becoming west around 5 knots after midnight. Bay and inland waters smooth.

.SUNDAY...North winds around 5 knots. Bay and inland waters smooth.

.SUNDAY NIGHT...Northeast winds 5 to 10 knots, becoming north 10 to 15 knots after midnight. Bay and inland waters slightly choppy to occasionally choppy.

 

Winds and waves higher in and near thunderstorms.

 

$$

 

GMZ231-232-031930- Baffin Bay and Upper Laguna Madre-Corpus Christi and Nueces Bays-

 

1247 AM CST Wed Dec 3 2025

 

.TODAY...Northeast winds around 5 knots, becoming east late. Bay and inland waters smooth. A slight chance of showers early this afternoon. A chance of showers with a slight chance of thunderstorms late.

.TONIGHT...Southeast winds 5 to 10 knots, becoming southwest after midnight. Bay and inland waters smooth. A chance of showers. A chance of thunderstorms, mainly in the evening.

.THURSDAY...North winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Bay and inland waters choppy to occasionally rough. Showers likely with a slight chance of thunderstorms.

.THURSDAY NIGHT...North winds 15 to 20 knots with gusts up to 25 knots. Bay and inland waters choppy to occasionally rough. A slight chance of thunderstorms in the evening. A chance of showers.

.FRIDAY...North winds 10 to 15 knots with gusts up to 20 knots, diminishing to 5 to 10 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy. A chance of showers, mainly in the morning.

.FRIDAY NIGHT...North winds 5 to 10 knots. Bay and inland waters smooth to slightly choppy. A chance of showers.

.SATURDAY...North winds 5 to 10 knots. Bay and inland waters smooth to slightly choppy.

.SATURDAY NIGHT...Southeast winds 5 to 10 knots, becoming west after midnight. Bay and inland waters smooth.

.SUNDAY...Northwest winds around 5 knots, becoming north in the afternoon. Bay and inland waters smooth to slightly choppy.

.SUNDAY NIGHT...Northeast winds 5 to 10 knots, becoming north 10 to 15 knots after midnight. Bay and inland waters slightly choppy to occasionally choppy.

 

Winds and waves higher in and near thunderstorms.

 

$$

 

GMZ255-031930- Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM-

 

1247 AM CST Wed Dec 3 2025

 

.TODAY...Southeast winds 5 to 10 knots, increasing to 10 to 15 knots late. Seas 2 to 3 feet. Wave Detail: East 3 feet at 7 seconds and southeast 2 feet at 4 seconds. A chance of showers early this afternoon.

A chance of showers with a slight chance of thunderstorms late.

.TONIGHT...Southeast winds 10 to 15 knots, becoming southwest after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. A chance of thunderstorms. A chance of showers.

.THURSDAY...North winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet, building to 4 to 6 feet, occasionally to 8 feet in the afternoon.

Wave Detail: Southeast 3 feet at 6 seconds and north 2 feet at 2 seconds, becoming east 5 feet at 5 seconds. A chance of thunderstorms. Showers.

.THURSDAY NIGHT...North winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: North 5 feet at 5 seconds. Showers likely with a slight chance of thunderstorms.

.FRIDAY...North winds 15 to 20 knots, diminishing to around 10 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: North 4 feet at 5 seconds.

Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon.

.FRIDAY NIGHT...North winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at 6 seconds and northwest 1 foot at 3 seconds. A chance of showers.

.SATURDAY...North winds 5 to 10 knots. Seas 2 to 3 feet.

.SATURDAY NIGHT...North winds 5 to 10 knots, becoming west after midnight. Seas around 2 feet.

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

.SUNDAY NIGHT...Northeast winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Seas 2 to 3 feet.

 

Winds and seas higher in and near thunderstorms.

 

$$

 

GMZ250-031930- Coastal waters from Baffin Bay to Port Aransas out 20 NM-

 

1247 AM CST Wed Dec 3 2025

 

.TODAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 7 seconds. A chance of showers early this afternoon. A chance of showers with a slight chance of thunderstorms late.

.TONIGHT...Southeast winds around 10 knots, becoming southwest after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 3 feet at 5 seconds. A chance of showers.

A chance of thunderstorms, mainly in the evening.

.THURSDAY...North winds 10 to 15 knots, increasing to 20 to 25 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet, building to 5 to 7 feet, occasionally to 9 feet in the afternoon.

Wave Detail: Southeast 3 feet at 6 seconds and northwest 2 feet at 3 seconds, becoming northeast 6 feet at 5 seconds. A slight chance of thunderstorms. Showers.

.THURSDAY NIGHT...North winds 20 to 25 knots, diminishing to 15 to 20 knots after midnight. Seas 5 to 8 feet, occasionally to 10 feet.

Wave Detail: North 6 feet at 6 seconds. Showers likely with a slight chance of thunderstorms.

.FRIDAY...North winds 15 to 20 knots, diminishing to around 10 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet, subsiding to 2 to 4 feet, occasionally to 5 feet in the afternoon.

Wave Detail: North 4 feet at 5 seconds, becoming northeast 3 feet at 5 seconds. Showers likely, mainly in the morning.

.FRIDAY NIGHT...North winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 6 seconds and north 1 foot at 3 seconds. A chance of showers.

.SATURDAY...North winds 5 to 10 knots. Seas 2 to 3 feet.

.SATURDAY NIGHT...North winds 5 to 10 knots, becoming west after midnight. Seas around 2 feet.

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

.SUNDAY NIGHT...Northeast winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Seas 2 to 3 feet.

 

Winds and seas higher in and near thunderstorms.

 

$$

 

GMZ275-031930- Waters from Port Aransas to Matagorda Ship Channel from 20 to 60 NM-

 

1247 AM CST Wed Dec 3 2025

 

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

A slight chance of showers this morning, then a chance of showers and thunderstorms this afternoon.

.TONIGHT...Southeast winds 10 to 15 knots, becoming south after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 5 seconds. Showers likely with a chance of thunderstorms.

.THURSDAY...Northwest winds 10 to 15 knots, becoming north 15 to 20 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Southeast 5 feet at 6 seconds and north 3 feet at 5 seconds.

Showers with a chance of thunderstorms.

.THURSDAY NIGHT...North winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: North 5 feet at 6 seconds.

Showers with a chance of thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight.

.FRIDAY...North winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: North 4 feet at 6 seconds. A slight chance of thunderstorms. Showers.

.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: North 3 feet at 5 seconds. Showers likely.

.SATURDAY...North winds around 10 knots. Seas 2 to 3 feet. A chance of showers.

.SATURDAY NIGHT...North winds 5 to 10 knots, becoming northwest after midnight. Seas around 2 feet.

.SUNDAY...Northwest winds 5 to 10 knots, becoming north in the afternoon. Seas 2 to 3 feet.

.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet.

 

Winds and seas higher in and near thunderstorms.

 

$$

 

GMZ270-031930- Waters from Baffin Bay to Port Aransas from 20 to 60 NM-

 

1247 AM CST Wed Dec 3 2025

 

.TODAY...Southeast winds 10 to 15 knots. Seas around 3 feet. Wave Detail: East 3 feet at 7 seconds and southeast 2 feet at 4 seconds. A slight chance of showers late this morning. A chance of showers with a slight chance of thunderstorms early this afternoon, then showers likely with a chance of thunderstorms late.

.TONIGHT...Southeast winds 10 to 15 knots, becoming south after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 5 seconds. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight.

.THURSDAY...Northwest winds 10 to 15 knots, becoming north 15 to 20 knots in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet, building to 5 to 7 feet, occasionally to 9 feet in the afternoon. Wave Detail: Southeast 4 feet at 6 seconds and northwest 1 foot at 3 seconds, becoming north 5 feet at 5 seconds and east 5 feet at 6 seconds. A chance of thunderstorms. Showers.

.THURSDAY NIGHT...North winds 20 to 25 knots. Seas 5 to 8 feet, occasionally to 10 feet. Wave Detail: North 6 feet at 6 seconds. Showers. A chance of thunderstorms, mainly in the evening.

.FRIDAY...North winds 15 to 20 knots, diminishing to around 10 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet, subsiding to 3 to 4 feet, occasionally to 5 feet in the afternoon. Wave Detail: North 4 feet at 6 seconds, becoming north 3 feet at 6 seconds. Showers with a slight chance of thunderstorms in the morning, then showers likely in the afternoon.

.FRIDAY NIGHT...Northeast winds around 10 knots. Seas around 3 feet. Wave Detail: North 3 feet at 5 seconds. A chance of showers in the evening, then showers likely after midnight.

.SATURDAY...North winds around 10 knots. Seas 2 to 3 feet. A chance of showers in the morning.

.SATURDAY NIGHT...North winds 5 to 10 knots, becoming northwest after midnight. Seas 2 to 3 feet.

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

.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet.

 

Winds and seas higher in and near thunderstorms.