Port Update
Corpus Christi, TX
July 31, 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.
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Please find attached 73-25 as the Texas International Fishing Tournament will take place on 1 August and 2 August as per attached schedule.
Please see attached for more information.
Weather / Marine Zone Forecast
Coastal Waters Forecast for Texas National Weather Service Corpus Christi TX
1229 AM CDT Thu Jul 31 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.
GMZ200-311815-
1229 AM CDT Thu Jul 31 2025
.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...
A southwesterly to southeasterly flow will be light to gentle (BF 2-3) today.
Flow is then expected to become gentle to moderate (BF 3-4) into next week.
There is a low 10-15% chance of showers and thunderstorms through early next week mainly over the offshore waters.
Chances then increase to around 25-35% early next week.
$$
GMZ236-237-311815- Copano, Aransas, and Redfish Bays- San Antonio, Mesquite, and Espiritu Santo Bays-
1229 AM CDT Thu Jul 31 2025
.TODAY...Southwest winds 5 to 10 knots, becoming south this afternoon. Bay and inland waters smooth. A slight chance of showers and thunderstorms late this morning and early afternoon.
.TONIGHT...South winds 5 to 10 knots. Bay and inland waters smooth.
.FRIDAY...Southwest winds 5 to 10 knots, becoming south in the afternoon. Bay and inland waters smooth.
.FRIDAY NIGHT...South winds 5 to 10 knots. Bay and inland waters smooth.
.SATURDAY...Southwest winds around 5 knots, becoming south in the afternoon. Bay and inland waters smooth.
.SATURDAY NIGHT...South winds 5 to 10 knots. Bay and inland waters smooth.
.SUNDAY...Southwest winds around 5 knots, becoming south in the afternoon. Bay and inland waters smooth.
.SUNDAY NIGHT...South winds 5 to 10 knots. Bay and inland waters smooth.
.MONDAY...South winds 5 to 10 knots, becoming southeast in the afternoon. Bay and inland waters smooth.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Bay and inland waters smooth.
Winds and waves higher in and near thunderstorms.
$$
GMZ231-232-311815- Baffin Bay and Upper Laguna Madre-Corpus Christi and Nueces Bays-
1229 AM CDT Thu Jul 31 2025
.TODAY...South winds 5 to 10 knots, becoming southeast early this afternoon, then increasing to 10 to 15 knots late. Bay and inland waters slightly choppy to occasionally choppy.
A slight chance of showers and thunderstorms late this morning and early afternoon.
.TONIGHT...Southeast winds 10 to 15 knots, becoming south 5 to 10 knots after midnight. Bay and inland waters slightly choppy to occasionally choppy.
.FRIDAY...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.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to 20 knots, becoming south 5 to 10 knots after midnight. Bay and inland waters slightly choppy to occasionally choppy.
.SATURDAY...South winds around 5 knots, becoming southeast 10 to 15 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots, becoming south 5 to 10 knots after midnight. 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 5 to 10 knots after midnight. Bay and inland waters slightly choppy to occasionally choppy.
Winds and waves higher in and near thunderstorms.
$$
GMZ255-311815- Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM-
1229 AM CDT Thu Jul 31 2025
.TODAY...Southwest winds 5 to 10 knots, becoming south late. Seas around 2 feet this morning, then around 2 feet or less. Wave Detail: South 2 feet at 5 seconds, becoming south 1 foot at 5 seconds.
A slight chance of showers and thunderstorms late this morning and early afternoon.
.TONIGHT...South winds around 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 4 seconds and southeast 1 foot at 7 seconds.
.FRIDAY...South winds 5 to 10 knots. Seas around 2 feet in the morning, then around 2 feet or less. Wave Detail: South 2 feet at 4 seconds, becoming south 1 foot at 4 seconds.
.FRIDAY NIGHT...South winds around 10 knots, becoming 5 to 10 knots after midnight. Seas around 2 feet or less. Wave Detail: South 1 foot at 4 seconds.
.SATURDAY...Southwest winds 5 to 10 knots, becoming south in the afternoon. Seas around 2 feet or less. Wave Detail: South 1 foot at 4 seconds.
.SATURDAY NIGHT...South winds around 10 knots. Seas around 2 feet or less. Wave Detail: South 1 foot at 3 seconds.
.SUNDAY...Southwest winds 5 to 10 knots, becoming south in the afternoon. Seas around 2 feet or less.
.SUNDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
.MONDAY...South winds 5 to 10 knots, becoming southeast in the afternoon. Seas around 2 feet.
.MONDAY NIGHT...Southeast winds around 10 knots. Seas around 2 feet.
Winds and seas higher in and near thunderstorms.
$$
GMZ250-311815- Coastal waters from Baffin Bay to Port Aransas out 20 NM-
1229 AM CDT Thu Jul 31 2025
.TODAY...South winds 5 to 10 knots. Seas around 2 feet this morning, then around 2 feet or less. Wave Detail: Southeast 2 feet at 5 seconds, becoming southeast 1 foot at 5 seconds.
A slight chance of showers and thunderstorms late this morning and early afternoon.
.TONIGHT...Southeast winds around 10 knots, becoming south after midnight. Seas around 2 feet. Wave Detail: Southeast 2 feet at 4 seconds.
.FRIDAY...South winds 5 to 10 knots, becoming southeast in the afternoon. Seas around 2 feet in the morning, then around 2 feet or less. Wave Detail: South 2 feet at 4 seconds, becoming south 1 foot at 4 seconds.
.FRIDAY NIGHT...Southeast winds around 10 knots, becoming south after midnight. Seas around 2 feet. Wave Detail: Southeast 2 feet at 4 seconds.
.SATURDAY...South winds 5 to 10 knots, becoming southeast in the afternoon. Seas around 2 feet or less. Wave Detail: South 1 foot at 4 seconds.
.SATURDAY NIGHT...Southeast winds around 10 knots, becoming south after midnight. Seas around 2 feet. Wave Detail: Southeast 2 feet at 3 seconds.
.SUNDAY...South winds 5 to 10 knots, becoming southeast in the afternoon. Seas around 2 feet in the morning, then around 2 feet or less.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet.
.MONDAY...South winds 5 to 10 knots, becoming southeast in the afternoon. Seas around 2 feet.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 2 feet.
Winds and seas higher in and near thunderstorms.
$$
GMZ270-275-311815- 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-
1229 AM CDT Thu Jul 31 2025
.TODAY...Southwest winds 5 to 10 knots, becoming south late. Seas around 2 feet this morning, then around 2 feet or less.
Wave Detail: South 1 foot at 3 seconds and southeast 1 foot at 6 seconds, becoming south 1 foot at 3 seconds and southeast 1 foot at 7 seconds.
.TONIGHT...South winds 5 to 10 knots. Seas around 2 feet or less, then around 2 feet after midnight. Wave Detail: South 1 foot at 3 seconds and southeast 1 foot at 7 seconds.
.FRIDAY...South winds 5 to 10 knots. Seas around 2 feet in the morning, then around 2 feet or less. Wave Detail: South 1 foot at 4 seconds.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming south after midnight. Seas around 2 feet or less. Wave Detail: South 1 foot at 4 seconds.
.SATURDAY...Southwest winds 5 to 10 knots, becoming south in the afternoon. Seas around 2 feet or less. Wave Detail: South 1 foot at 3 seconds.
.SATURDAY NIGHT...South winds 5 to 10 knots, becoming around 10 knots after midnight. Seas around 2 feet or less. Wave Detail: Southeast 1 foot at 5 seconds.
.SUNDAY...Southwest winds 5 to 10 knots, becoming south in the afternoon. Seas around 2 feet or less.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet or less, then around 2 feet after midnight.
.MONDAY...South winds 5 to 10 knots, becoming southeast in the afternoon. Seas around 2 feet in the morning, then around 2 feet or less.
.MONDAY NIGHT...Southeast winds around 10 knots. Seas around 2 feet.
