Port Update
Corpus Christi, TX
August 13, 2025
Notices
🌅SUNRISE: 0700 hrs.
🌄SUNSET: 2015 hrs.
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Central Daylight Time
GMT-5
MARSEC LEVEL 1
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When Outbound Passages are restricted to pilot boarding no earlier than Sunrise and later than the time detailed below for the various locations:
FROM VIOLA BASIN: -5 1/2 HOURS BEFORE SUNSET
FROM TULE BASIN: - 5 HOURS BEFORE SUNSET
FROM CHEMICAL BASIN: 4 1/2 HOURS BEFORE SUNSET
FROM AVERY BASIN: 4 HOURS BEFORE SUNSET
FROM MAIN BASIN: 3 1/2 HOURS BEFORE SUNSET
FROM INGLESIDE: 2 1/2 HOURS BEFORE SUNSET
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PORT OF CORPUS CHRISTI OPEN
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Please see attached MSIB 90-24 The Coast Guard is advising all mariners to exercise caution and remain within the skin of the ship while transiting under the Corpus Christi New Harbor Bridge due to fall hazards created during construction.
It is recommended practice until further notice to ensure safety of vessel and crew during transit.
Please see attached for more information.
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Please find attached MSIB 17-25 regarding Vessel Surge Events – Safety Recommendations from the U.S. Coast Guard.
Please read attached Vessel Surge Recommendations.
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Please find attached MSIB 111-23 for GANGWAY SAFETY REQUIREMENTS
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Please find attached MSIB 36-25 as the 2025 Hurricane Season commences 1st JUNE and continues thru 30 NOVEMBER.
Please see attached for more information.
Weather / Marine Zone Forecast
Coastal Waters Forecast for Texas National Weather Service Corpus Christi TX
1208 AM CDT Wed Aug 13 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.
GMZ200-131730-
1208 AM CDT Wed Aug 13 2025
.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...
A light to gentle (BF 2-3) southeasterly breeze with 1-2 ft seas will persist through Wednesday.
By Wednesday night, winds will pick up to mostly moderate (BF 4) strength, with seas increasing to 2-3 ft persisting through the remainder of the week.
A disturbance is expected to track towards the area heading into this weekend leading to increased rain chances (30-50%) Friday and Saturday.
$$
GMZ236-237-131730- Copano, Aransas, and Redfish Bays- San Antonio, Mesquite, and Espiritu Santo Bays-
1208 AM CDT Wed Aug 13 2025
.TODAY...Southwest winds around 5 knots, becoming southeast this afternoon. Bay and inland waters smooth.
.TONIGHT...Southeast winds around 10 knots, becoming south after midnight. Bay and inland waters smooth.
.WEDNESDAY...Southwest winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy. A slight chance of showers and thunderstorms in the morning.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.
.THURSDAY...South winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.
.FRIDAY...Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy. A chance of showers and thunderstorms in the morning.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.
.SATURDAY...Southeast winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy. A chance of showers and thunderstorms in the morning.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Bay and inland waters slightly choppy to occasionally choppy.
Winds and waves higher in and near thunderstorms.
$$
GMZ231-232-131730- Baffin Bay and Upper Laguna Madre-Corpus Christi and Nueces Bays-
1208 AM CDT Wed Aug 13 2025
.TODAY...Southwest winds around 5 knots, becoming south late this morning, then becoming southeast early this afternoon, increasing to 10 to 15 knots late. Bay and inland waters slightly choppy to occasionally choppy.
.TONIGHT...Southeast winds 10 to 15 knots, becoming south after midnight. Bay and inland waters slightly choppy to occasionally choppy.
.WEDNESDAY...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.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to 20 knots, becoming south after midnight. Bay and inland waters slightly choppy to occasionally choppy.
.THURSDAY...South winds around 10 knots, becoming southeast with gusts up to 20 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.
.FRIDAY...Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy. A chance of showers and thunderstorms in the morning.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.
.SATURDAY...Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy. A chance of showers and thunderstorms in the morning.
.SATURDAY 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.
$$
GMZ255-131730- Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM-
1208 AM CDT Wed Aug 13 2025
.TODAY...Southwest winds 5 to 10 knots, becoming southeast this afternoon. Seas around 2 feet or less. Wave Detail: South 1 foot at 4 seconds.
.TONIGHT...Southeast winds around 10 knots, becoming south after midnight. Seas around 2 feet or less. Wave Detail: Southeast 1 foot at 4 seconds.
.WEDNESDAY...Southwest winds 5 to 10 knots, becoming south in the afternoon. Seas around 2 feet or less. Wave Detail: South 1 foot at 4 seconds. A slight chance of showers and thunderstorms in the morning.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet. Wave Detail: South 2 feet at 4 seconds.
.THURSDAY...South winds 10 to 15 knots. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds.
.THURSDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers and thunderstorms in the morning.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers and thunderstorms after midnight.
.SATURDAY...Southeast winds 10 to 15 knots. Seas around 3 feet. A chance of showers and thunderstorms in the morning.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet.
Winds and seas higher in and near thunderstorms.
$$
GMZ250-131730- Coastal waters from Baffin Bay to Port Aransas out 20 NM-
1208 AM CDT Wed Aug 13 2025
.TODAY...Southwest winds 5 to 10 knots, becoming southeast this afternoon. Seas around 2 feet. Wave Detail: Southeast 1 foot at 5 seconds.
.TONIGHT...Southeast winds 10 to 15 knots, becoming south after midnight. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds.
.WEDNESDAY...South winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Seas around 2 feet. Wave Detail: South 2 feet at 4 seconds.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds.
.THURSDAY...South winds 10 to 15 knots. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers and thunderstorms in the morning.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers and thunderstorms after midnight.
.SATURDAY...Southeast winds 10 to 15 knots. Seas around 3 feet. A chance of showers and thunderstorms in the morning.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet.
Winds and seas higher in and near thunderstorms.
$$
GMZ270-275-131730- 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-
1208 AM CDT Wed Aug 13 2025
.TODAY...Southwest winds 5 to 10 knots, becoming northwest early this afternoon, then becoming southeast around 5 knots late. Seas around 2 feet this morning, then around 2 feet or less.
Wave Detail: South 1 foot at 4 seconds and east 1 foot at 5 seconds, becoming southeast 1 foot at 5 seconds. A slight chance of showers and thunderstorms early this morning.
.TONIGHT...Southeast winds 5 to 10 knots, becoming south after midnight. Seas around 2 feet or less. Wave Detail: Southeast 1 foot at 5 seconds.
.WEDNESDAY...Southwest winds 5 to 10 knots, becoming south in the afternoon. Seas around 2 feet or less. Wave Detail: South 1 foot at 4 seconds. A slight chance of showers and thunderstorms in the morning.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds. A slight chance of showers after midnight.
.THURSDAY...South winds around 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds. A slight chance of showers and thunderstorms in the morning.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers and thunderstorms in the morning.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 3 feet. A chance of showers and thunderstorms after midnight.
.SATURDAY...Southeast winds 10 to 15 knots. Seas around 3 feet. A chance of showers and thunderstorms in the morning.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Winds and seas higher in and near thunderstorms.
