Coastal Waters Forecast for Texas...UPDATED National Weather Service Corpus Christi TX

 

203 AM CST Fri Dec 5 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.

 

 

GMZ200-052115-

 

203 AM CST Fri Dec 5 2025

 

.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...

 

A fresh to strong northerly flow continues through the morning hours today before weakening to a moderate breeze by the afternoon.

 

Small Craft Advisory remains in effect through 9 AM for the open waters.

 

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

 

Rain chances today will increase to medium to high(60-70%) and persist through Saturday morning.

 

Dry conditions will then develop later in the weekend as another frontal boundary moves through, with these conditions continuing into next week.

 

Winds are forecast to strengthen to a strong to near gale breeze

 

Monday next week likely requiring another Advisory.

 

$$

 

GMZ236-237-052115- Copano, Aransas, and Redfish Bays- San Antonio, Mesquite, and Espiritu Santo Bays-

 

203 AM CST Fri Dec 5 2025

 

.TODAY...North winds 10 to 15 knots, diminishing to 5 to 10 knots late this morning and afternoon. Bay and inland waters slightly choppy to occasionally choppy. A chance of showers, mainly this morning.

.TONIGHT...Northeast winds around 5 knots, becoming north after midnight. Bay and inland waters smooth. A slight chance of showers in the evening, then a chance of showers after midnight.

.SATURDAY...North winds around 5 knots, becoming northeast in the afternoon. Bay and inland waters smooth.

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

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

.SUNDAY NIGHT...North winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Bay and inland waters choppy to rough.

.MONDAY...North winds 15 to 20 knots, becoming northeast 5 to 10 knots in the afternoon. Bay and inland waters choppy to occasionally rough.

.MONDAY NIGHT...Northeast winds 5 to 10 knots. Bay and inland waters smooth to slightly choppy.

.TUESDAY...Northeast winds 5 to 10 knots, becoming southeast in the afternoon. Bay and inland waters smooth.

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

 

$$

 

GMZ231-232-052115- Baffin Bay and Upper Laguna Madre-Corpus Christi and Nueces Bays-

 

203 AM CST Fri Dec 5 2025

 

.TODAY...North winds 10 to 15 knots, diminishing to 5 to 10 knots late this morning and afternoon. Bay and inland waters slightly choppy to occasionally choppy.

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

.TONIGHT...North winds 5 to 10 knots. Bay and inland waters smooth to slightly choppy. A slight chance of showers in the evening, then a chance of showers after midnight.

.SATURDAY...North winds 5 to 10 knots, becoming northeast in the afternoon. Bay and inland waters smooth to slightly choppy.

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

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

.SUNDAY NIGHT...North winds 20 to 25 knots with gusts up to 30 knots. Bay and inland waters choppy to rough.

.MONDAY...North winds 15 to 20 knots, becoming northeast 5 to 10 knots in the afternoon. Bay and inland waters choppy to occasionally rough.

.MONDAY NIGHT...Northeast winds 5 to 10 knots. Bay and inland waters smooth to slightly choppy.

.TUESDAY...Northeast winds 5 to 10 knots, becoming southeast in the afternoon. Bay and inland waters smooth.

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

 

$$

 

GMZ255-052115- Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM-

 

203 AM CST Fri Dec 5 2025

 

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING...

 

.TODAY...North winds around 20 knots early this morning, decreasing to 15 to 20 knots midday, diminishing to 5 to 10  knots late. Seas 3 to 5 feet, occasionally to 6 feet, subsiding  to 2 to 3 feet this afternoon. Wave Detail:  Northeast 4 feet at 6 seconds, becoming northeast 3 feet at 6  seconds. A chance of showers until late afternoon, then a slight  chance of showers late.

.TONIGHT...Northeast winds 5 to 10 knots, becoming north after midnight. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at 6 seconds. A slight chance of showers in the evening, then a chance of showers after midnight.

.SATURDAY...North winds 5 to 10 knots, becoming northeast in the afternoon. Seas 2 to 3 feet. Wave Detail: North 2 feet at 2 seconds and northeast 2 feet at 6 seconds. A slight chance of showers in the morning.

.SATURDAY NIGHT...Southeast winds around 5 knots, becoming southwest around 5 knots after midnight. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds.

.SUNDAY...Northwest winds 5 to 10 knots, becoming north 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Northwest 2 feet at 3 seconds and east 2 feet at 5 seconds.

.SUNDAY NIGHT...North winds 25 to 30 knots. Seas 3 to 5 feet, occasionally to 6 feet, building to 5 to 7 feet, occasionally to 9 feet after midnight.

Wave Detail: North 5 feet at 5 seconds, becoming north 7 feet at 6 seconds.

.MONDAY...North winds 20 to 25 knots, becoming northeast 10 to 15 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.

.MONDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to 3 feet.

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

.TUESDAY NIGHT...South winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Seas around 2 feet.

 

$$

 

GMZ250-052115- Coastal waters from Baffin Bay to Port Aransas out 20 NM-

 

203 AM CST Fri Dec 5 2025

 

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING...

 

.TODAY...North winds around 20 knots, diminishing to 10 to 15  knots late this morning and afternoon. Seas 4 to 6 feet,  occasionally to 8 feet, subsiding to 2 to 4 feet, occasionally to  5 feet this afternoon. Wave Detail: Northeast 5 feet at 6 seconds, becoming northeast 3 feet at 6 seconds. A chance of showers,  mainly this morning.

.TONIGHT...Northeast winds 5 to 10 knots, becoming north after midnight. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 6 seconds. A chance of showers.

.SATURDAY...North winds 5 to 10 knots, becoming northeast in the afternoon. Seas 2 to 3 feet. Wave Detail: North 2 feet at 3 seconds and northeast 2 feet at 6 seconds. A slight chance of showers in the morning.

.SATURDAY NIGHT...Southeast winds around 5 knots, becoming southwest after midnight. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds.

.SUNDAY...Northwest winds around 5 knots, becoming north 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Northwest 2 feet at 3 seconds and east 2 feet at 5 seconds.

.SUNDAY NIGHT...North winds 25 to 30 knots. Seas 4 to 6 feet, occasionally to 8 feet, building to 6 to 9 feet, occasionally to 11 feet after midnight.

Wave Detail: Northeast 6 feet at 6 seconds, becoming north 9 feet at 6 seconds.

.MONDAY...North winds 20 to 25 knots, becoming northeast 10 to 15 knots in the afternoon. Seas 5 to 8 feet, occasionally to 10 feet, subsiding to 4 to 6 feet, occasionally to 8 feet in the afternoon.

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

.TUESDAY...East winds 5 to 10 knots. Seas around 2 feet.

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

 

$$

 

GMZ270-275-052115- 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-

 

203 AM CST Fri Dec 5 2025

 

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING...

 

.TODAY...North winds around 20 knots, becoming northeast 10 to 15 knots with gusts up to 20 knots late this morning and afternoon.  

Seas 4 to 6 feet, occasionally to 8 feet, subsiding to 3 to 4 feet, occasionally to 5 feet this afternoon. Wave Detail: Northeast 5 feet at 6 seconds, becoming northeast 4 feet at 6 seconds. A chance of showers.

.TONIGHT...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 6 seconds. A chance of showers in the evening, then showers likely after midnight.

.SATURDAY...North winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: North 2 feet at 4 seconds. A chance of showers, mainly in the morning.

.SATURDAY NIGHT...East winds 5 to 10 knots, becoming southwest after midnight. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds.

.SUNDAY...Northwest winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest 3 feet at 4 seconds and east 2 feet at 5 seconds.

.SUNDAY NIGHT...North winds 25 to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet, building to 7 to 9 feet, occasionally to 11 feet after midnight.

Wave Detail: North 7 feet at 6 seconds, becoming north 9 feet at 7 seconds.

.MONDAY...North winds 20 to 25 knots, becoming northeast 15 to 20 knots in the afternoon. Seas 5 to 8 feet, occasionally to 10 feet, subsiding to 4 to 6 feet, occasionally to 8 feet in the afternoon.

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

.TUESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet.

.TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming south 10 to 15 knots after midnight. Seas 2 to 3 feet.