Port Update
Corpus Christi, TX
September 08, 2025
Notices
🌅SUNRISE: 0715 hrs.
🌄SUNSET: 1945 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 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 MSIB 76-25 as the Port of Harlingen noticed the Coast Guard that construction has begun on their main dock in the turning basin, work commenced 4 August 2025 and will continue through 25 April 2026.
Monday – Saturday 0700 to 1730.
Please see attached for more information.
Weather / Marine Zone Forecast
Coastal Waters Forecast for Texas National Weather Service Corpus Christi TX
106 AM CDT Mon Sep 8 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.
GMZ200-081915-
106 AM CDT Mon Sep 8 2025
.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...
A fresh breeze (BF 5) Monday will weaken to gentle to moderate (BF 3-4) levels Tuesday and persist through the end of the week.
Elevated rain chances Monday and Tuesday will decrease Wednesday before increasing back to medium levels Thursday and Friday across the Gulf waters.
$$
GMZ236-237-081915- Copano, Aransas, and Redfish Bays- San Antonio, Mesquite, and Espiritu Santo Bays-
106 AM CDT Mon Sep 8 2025
.TODAY...Northeast winds 10 to 15 knots, becoming east late. Bay and inland waters slightly choppy to occasionally choppy. A chance of showers.
A chance of thunderstorms until late afternoon, then a slight chance of thunderstorms late.
.TONIGHT...East winds 10 to 15 knots, becoming northeast 5 to 10 knots after midnight. Bay and inland waters slightly choppy to
occasionally choppy.
.TUESDAY...Northeast winds around 10 knots, becoming east in the afternoon. Bay and inland waters slightly choppy. A slight chance of showers in the morning.
.TUESDAY NIGHT...East winds 5 to 10 knots. Bay and inland waters smooth.
.WEDNESDAY...East winds 5 to 10 knots. Bay and inland waters smooth. A slight chance of showers in the afternoon.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Bay and inland waters smooth.
.THURSDAY...East winds 5 to 10 knots. Bay and inland waters smooth. A chance of showers.
.THURSDAY NIGHT...East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Bay and inland waters slightly choppy to occasionally choppy. A chance of showers after midnight.
.FRIDAY...East winds 5 to 10 knots. Bay and inland waters smooth. A chance of showers in the morning.
.FRIDAY NIGHT...East winds 5 to 10 knots. Bay and inland waters smooth.
Winds and waves higher in and near thunderstorms.
$$
GMZ231-232-081915- Baffin Bay and Upper Laguna Madre-Corpus Christi and Nueces Bays-
106 AM CDT Mon Sep 8 2025
.TODAY...Northeast winds 10 to 15 knots with gusts up to 20 knots, becoming east with gusts up to 20 knots late. Bay and inland waters slightly choppy to occasionally choppy.
A chance of thunderstorms. Showers likely early this morning, then a chance of showers late this morning and afternoon.
.TONIGHT...East winds 10 to 15 knots with gusts up to 20 knots, becoming northeast 5 to 10 knots after midnight. Bay and inland waters slightly choppy to occasionally choppy. A slight chance of thunderstorms.
A chance of showers, mainly in the evening.
.TUESDAY...Northeast winds around 10 knots. Bay and inland waters slightly choppy. A slight chance of thunderstorms. A chance of showers, mainly in the morning.
.TUESDAY NIGHT...East winds 5 to 10 knots. Bay and inland waters smooth. A slight chance of showers after midnight.
.WEDNESDAY...East winds 5 to 10 knots. Bay and inland waters smooth. A slight chance of showers. A slight chance of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Bay and inland waters smooth. A chance of showers after midnight.
.THURSDAY...Northeast winds 5 to 10 knots, becoming east 10 to 15 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy. A chance of showers.
.THURSDAY NIGHT...East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Bay and inland waters slightly choppy to occasionally choppy. A chance of showers after midnight.
.FRIDAY...East 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. A chance of thunderstorms in the afternoon.
.FRIDAY NIGHT...East winds 10 to 15 knots, becoming southeast 5 to 10 knots after midnight. Bay and inland waters slightly choppy to occasionally choppy. A chance of showers after midnight.
Winds and waves higher in and near thunderstorms.
$$
GMZ255-081915- Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM-
106 AM CDT Mon Sep 8 2025
.TODAY...Northeast winds 10 to 15 knots with gusts up to 25 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 3 feet at 5 seconds.
A chance of thunderstorms. Showers likely early this morning, then a chance of showers late this morning and afternoon.
.TONIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 5 seconds. A slight chance of showers in the evening.
.TUESDAY...Northeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. A slight chance of showers.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. A slight chance of showers after midnight.
.WEDNESDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. A slight chance of showers.
.WEDNESDAY NIGHT...East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. A chance of showers.
.THURSDAY...East winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas 2 to 3 feet. A chance of showers.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers.
.FRIDAY...East winds 10 to 15 knots. Seas around 2 feet. A chance of showers in the morning.
.FRIDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers after midnight.
Winds and seas higher in and near thunderstorms.
$$
GMZ250-081915- Coastal waters from Baffin Bay to Port Aransas out 20 NM-
106 AM CDT Mon Sep 8 2025
.TODAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. Thunderstorms likely this morning. Showers. A chance of thunderstorms this afternoon.
.TONIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms.
.TUESDAY...Northeast winds around 10 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 5 seconds. A slight chance of thunderstorms. A chance of showers, mainly in the morning.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. A slight chance of showers.
.WEDNESDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. A chance of showers, mainly in the morning.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. A chance of showers.
.THURSDAY...East winds 5 to 10 knots, becoming northeast 10 to 15 knots in the afternoon. Seas around 2 feet. Showers likely, mainly in the morning.
.THURSDAY NIGHT...East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas around 2 feet. A chance of showers.
.FRIDAY...East winds 5 to 10 knots. Seas around 2 feet. A chance of showers.
.FRIDAY NIGHT...East winds around 10 knots. Seas around 2 feet. A chance of showers.
Winds and seas higher in and near thunderstorms.
$$
GMZ270-275-081915- 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-
106 AM CDT Mon Sep 8 2025
.TODAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 3 feet at 5 seconds and south 1 foot at 5 seconds. Thunderstorms likely this morning. Showers. A chance of thunderstorms this afternoon.
.TONIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 3 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms.
.TUESDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. A slight chance of showers in the evening, then a chance of showers after midnight.
.WEDNESDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. A chance of showers.
.WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. A chance of showers.
.THURSDAY...East winds 10 to 15 knots. Seas 2 to 3 feet. A chance of thunderstorms. Showers likely, mainly in the morning.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers.
.FRIDAY...East winds around 10 knots. Seas around 2 feet. A chance of showers.
.FRIDAY NIGHT...East winds 10 to 15 knots. Seas around 2 feet. A chance of showers.
Winds and seas higher in and near thunderstorms.
