Coastal Waters Forecast for Texas National Weather Service Corpus Christi TX
1251 AM CST Thu Jan 22 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.
GMZ200-221915-
1251 AM CST Thu Jan 22 2026
.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...
Light variable winds this morning may allow for patchy to areas of fog inland to overrun into the bays.
Light to gentle onshore flow tonight will increase Friday ahead of a strong Arctic cold front.
Winds are expected to shift to a northerly direction and increase to a strong to near gale (BF 6-7) flow Saturday afternoon into evening behind the cold front.
Small Craft Advisory conditions are expected through the weekend into early next week.
A Gale Watch may be necessary. Low rain chances linger today, lull tonight, then increase to a moderate to high chance over the weekend as the arctic front pushes through the region.
Temperatures will be around freezing along the coast with wind chill values feeling well below freezing during late Saturday night through Monday morning.
$$
GMZ236-237-221915- Copano, Aransas, and Redfish Bays- San Antonio, Mesquite, and Espiritu Santo Bays-
1251 AM CST Thu Jan 22 2026
.TODAY...North winds around 5 knots, becoming east late. Bay and inland waters smooth.
.TONIGHT...East winds 5 to 10 knots. Bay and inland waters smooth.
.FRIDAY...Southeast winds 5 to 10 knots, becoming east 10 to 15 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy.
A slight chance of showers in the morning, then a chance of showers in the afternoon.
.FRIDAY NIGHT...East winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.
A chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight.
.SATURDAY...East winds 10 to 15 knots, becoming north 15 to 20 knots in the afternoon. Bay and inland waters choppy to occasionally rough.
Showers with a chance of thunderstorms in the morning, then showers likely with a slight chance of thunderstorms in the afternoon.
.SATURDAY NIGHT...North winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Bay and inland waters choppy to rough. Showers.
.SUNDAY...North winds 20 to 25 knots. Bay and inland waters choppy to rough. A chance of drizzle and freezing drizzle in the morning.
.SUNDAY NIGHT...North winds 20 to 25 knots, diminishing to 15 to 20 knots after midnight. Bay and inland waters choppy to rough.
.MONDAY...North winds 15 to 20 knots, diminishing to 5 to 10 knots in the afternoon. Bay and inland waters choppy to occasionally rough.
.MONDAY NIGHT...Northeast winds 5 to 10 knots. Bay and inland waters smooth to slightly choppy.
Winds and waves higher in and near thunderstorms.
$$
GMZ231-232-221915- Baffin Bay and Upper Laguna Madre-Corpus Christi and Nueces Bays-
1251 AM CST Thu Jan 22 2026
.TODAY...North winds around 5 knots, becoming east this afternoon. Bay and inland waters smooth.
.TONIGHT...Southeast winds 5 to 10 knots. Bay and inland waters smooth.
.FRIDAY...Southeast winds 5 to 10 knots, increasing to 10 to 15 knots with gusts up to 20 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy.
A slight chance of showers in the afternoon.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.
A chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight.
.SATURDAY...Southeast winds 10 to 15 knots, becoming northeast 20 to 25 knots in the afternoon. Bay and inland waters choppy to rough.
A chance of thunderstorms. Showers likely, mainly in the morning.
.SATURDAY NIGHT...North winds 20 to 25 knots, increasing to 25 to 30 knots after midnight. Bay and inland waters rough to occasionally very rough. Showers and drizzle likely.
.SUNDAY...North winds 25 to 30 knots, diminishing to 20 to 25 knots in the afternoon. Bay and inland waters rough to occasionally very rough. A chance of drizzle in the morning.
.SUNDAY NIGHT...North winds 20 to 25 knots. Bay and inland waters choppy to rough.
.MONDAY...North winds 15 to 20 knots, diminishing to 10 to 15 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.
Winds and waves higher in and near thunderstorms.
$$
GMZ255-221915- Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM-
1251 AM CST Thu Jan 22 2026
.TODAY...North winds around 5 knots, becoming east late. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 7 seconds. A slight chance of showers early this morning.
.TONIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 3 feet at 7 seconds.
.FRIDAY...Southeast winds 5 to 10 knots, becoming east 10 to 15 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 3 feet at 8 seconds.
A slight chance of showers in the morning, then a chance of showers in the afternoon.
.FRIDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds.
A chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight.
.SATURDAY...Southeast winds around 15 knots, becoming northeast in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 5 feet at 6 seconds.
A chance of thunderstorms. Showers.
.SATURDAY NIGHT...North winds 20 to 25 knots, increasing to 25 to 30 knots after midnight. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: North 7 feet at 6 seconds. Showers likely in the evening, then showers after midnight.
.SUNDAY...North winds 25 to 30 knots. Seas 5 to 8 feet, occasionally to 10 feet. A chance of drizzle and freezing drizzle in the morning.
.SUNDAY NIGHT...North winds 25 to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet.
.MONDAY...North winds 20 to 25 knots, diminishing to 10 to 15 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet, subsiding to 2 to 4 feet, occasionally to 5 feet in the afternoon.
.MONDAY NIGHT...Northeast winds around 10 knots. Seas 2 to 4 feet, occasionally to 5 feet.
Winds and seas higher in and near thunderstorms.
$$
GMZ250-221915- Coastal waters from Baffin Bay to Port Aransas out 20 NM-
1251 AM CST Thu Jan 22 2026
.TODAY...North winds around 5 knots, becoming east late. Seas around 3 feet. Wave Detail: East 3 feet at 8 seconds and south 1 foot at 5 seconds. A slight chance of showers early this morning.
.TONIGHT...East winds around 10 knots, becoming southeast after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 8 seconds.
.FRIDAY...Southeast winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 8 seconds.
A slight chance of showers in the morning, then a chance of showers in the afternoon.
.FRIDAY NIGHT...Southeast winds around 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds and southeast 3 feet at 5 seconds.
A chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight.
.SATURDAY...Southeast winds 15 to 20 knots, becoming east 20 to 25 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Southeast 6 feet at 6 seconds.
Showers likely with a chance of thunderstorms.
.SATURDAY NIGHT...North winds 25 to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet, building to 7 to 10 feet, occasionally to 13 feet after midnight.
Wave Detail: North 7 feet at 5 seconds, becoming north 8 feet at 7 seconds. Showers.
.SUNDAY...North winds 25 to 30 knots. Seas 8 to 11 feet, occasionally to 14 feet. A chance of drizzle in the morning.
.SUNDAY NIGHT...North winds 25 to 30 knots. Seas 7 to 10 feet, occasionally to 13 feet.
.MONDAY...North winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet.
Winds and seas higher in and near thunderstorms.
$$
GMZ270-275-221915- 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-
1251 AM CST Thu Jan 22 2026
.TODAY...South winds 5 to 10 knots, becoming northeast late this morning and afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds.
A chance of showers this morning, then a slight chance of showers early this afternoon.
.TONIGHT...East winds around 10 knots, becoming southeast after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 9 seconds and south 1 foot at 5 seconds.
.FRIDAY...Southeast winds around 10 knots, becoming 10 to 15 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 8 seconds and south 1 foot at 4 seconds.
A chance of showers.
.FRIDAY NIGHT...Southeast winds around 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. A chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight.
.SATURDAY...Southeast winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 5 feet at 6 seconds.
Showers likely with a chance of thunderstorms.
.SATURDAY NIGHT...Northeast winds 20 to 25 knots, becoming north 25 to 30 knots after midnight. Seas 5 to 7 feet, to 9 feet, building to 7 to 10 feet, occasionally to 13 feet after midnight.
Wave Detail: Northeast 6 feet at 6 seconds and south 5 feet at 6 seconds, becoming north feet at 7 seconds. Showers.
.SUNDAY...North winds 25 to 30 knots. Seas 8 to 11 feet, occasionally to 14 feet. Showers and drizzle likely in the morning, then a chance of drizzle in the afternoon.
.SUNDAY NIGHT...North winds 25 to 30 knots. Seas 7 to 10 feet, occasionally to 13 feet. A chance of drizzle.
.MONDAY...North winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Seas 6 to 9 feet, occasionally to 11 feet, subsiding to 4 to 6 feet, occasionally to 8 feet in the afternoon.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet.
Winds and seas higher in and near thunderstorms.