Port Update

Corpus Christi, TX

October 31, 2025

Notices

🌅SUNRISE: 0745 hrs.
🌄SUNSET:  1845 hrs.
===================
Central Daylight Time – 2 days until Day Lights Saving
GMT-5
MARSEC LEVEL 1
========================================
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
==================
PORT OF CORPUS CHRISTI IS OPEN
=================================================
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.
===========================================
Please find attached MSIB 92-25 update 5 – FINAL as the barge PROMETHEUS has cleared the entrance of the Corpus Christi Inner Harbor and is enroute to Bay Ltd.
Please see attached for more information.

Weather / Marine Zone Forecast

Coastal Waters Forecast for Texas National Weather Service Corpus Christi TX
 
1252 PM CDT Thu Oct 30 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.
 
 
GMZ200-310615-
 
1252 PM CDT Thu Oct 30 2025
 
.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...
 
A gentle breeze (BF 3) is expected tonight. The gentle breeze is expected to continue through Saturday before re-strengthening to
 
mostly strong breezes (BF 6) Saturday night into Sunday morning, likely leading to Small Craft Advisory conditions.
 
Dry conditions are expected through Saturday with medium chances (40- 60%) for rain returning Saturday night across the Gulf waters.
 
$$
 
Coastal Waters Forecast for Texas National Weather Service Corpus Christi TX
 
1233 PM CDT Fri Oct 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.
 
 
GMZ200-010630-
 
1233 PM CDT Fri Oct 31 2025
 
.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...
 
A light to gentle breeze (BF 2-3) is expected across the local waters through Saturday afternoon,
 
shifting to the northeast and strengthening to fresh to strong (BF 5-6) levels Saturday evening through Sunday in the wake of a cold front.
 
Winds will shift back to the southeast Monday and decrease to a gentle to moderate breeze.
 
Dry conditions are expected through Saturday with medium to high chances (50-75%) for rain returning Saturday night across the Gulf  waters.
 
$$
 
GMZ236-237-010630- Copano, Aransas, and Redfish Bays- San Antonio, Mesquite, and Espiritu Santo Bays-
 
1233 PM CDT Fri Oct 31 2025
 
.TONIGHT...Southeast winds 5 to 10 knots, becoming south after midnight. Bay and inland waters smooth.
.SATURDAY...South winds 5 to 10 knots, becoming east in the afternoon. Bay and inland waters smooth. A chance of showers with a slight chance of thunderstorms in the afternoon.
.SATURDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Bay and inland waters choppy to occasionally rough.
A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight.
.SUNDAY...North winds 15 to 20 knots, becoming northeast 10 to 15 knots in the afternoon. Bay and inland waters choppy to occasionally rough.
.SUNDAY NIGHT...Northeast winds 5 to 10 knots. Bay and inland waters smooth.
.MONDAY...East winds 5 to 10 knots. Bay and inland waters smooth.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Bay and inland waters smooth.
.TUESDAY...Southeast winds 5 to 10 knots. Bay and inland waters smooth.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Bay and inland waters smooth.
.WEDNESDAY...South winds 5 to 10 knots. Bay and inland waters smooth.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Bay and inland waters smooth.
 
Winds and waves higher in and near thunderstorms.
 
$$
 
GMZ231-232-010630- Baffin Bay and Upper Laguna Madre-Corpus Christi and Nueces Bays-
 
1233 PM CDT Fri Oct 31 2025
 
.TONIGHT...Southeast winds 5 to 10 knots, becoming south after midnight. Bay and inland waters smooth.
.SATURDAY...South winds 5 to 10 knots, becoming southeast in the afternoon. Bay and inland waters smooth. A slight chance of showers and thunderstorms in the afternoon.
.SATURDAY NIGHT...Northeast winds 15 to 20 knots. Gusts up to 30 knots. Bay and inland waters choppy to occasionally rough.
A chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight.
.SUNDAY...North winds 15 to 20 knots with gusts up to 30 knots, becoming northeast 10 to 15 knots with gusts up to 20 knots in the afternoon. Bay and inland waters choppy to occasionally rough.
.SUNDAY NIGHT...East winds 5 to 10 knots. Bay and inland waters smooth.
.MONDAY...East winds 5 to 10 knots. Bay and inland waters smooth.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Bay and inland waters smooth.
.TUESDAY...Southeast winds 5 to 10 knots. Bay and inland waters smooth.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south 5 to 10 knots after midnight. Bay and inland waters slightly choppy to occasionally choppy.
.WEDNESDAY...South winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy.
.WEDNESDAY 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.
 
$$
 
GMZ255-010630- Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM-
 
1233 PM CDT Fri Oct 31 2025
 
.TONIGHT...Southeast winds 5 to 10 knots, becoming south 10 to 15 knots with gusts up to 20 knots after midnight. Seas around 2 feet or less. Wave Detail: Southeast 1 foot at 4 seconds.
.SATURDAY...South winds 10 to 15 knots with gusts up to 20 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 southeast 1 foot at 4 seconds. A chance of showers with a slight chance of thunderstorms in the afternoon.
.SATURDAY NIGHT...Northeast winds 20 to 25 knots with gusts up to 35 knots. Seas 2 to 4 feet, occasionally to 5 feet, building to 4 to 6 feet, occasionally to 8 feet after midnight.
Wave Detail: Northeast 4 feet at 5 seconds and south 1 foot at 4 seconds, becoming northeast 6 feet at 6 seconds.
Showers likely with a chance of thunderstorms in the evening, then a slight chance of showers after midnight.
.SUNDAY...Northeast winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at 6 seconds and northwest 2 feet at 4 seconds.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 6 seconds.
.MONDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 6 seconds.
.MONDAY NIGHT...Southeast winds around 10 knots. Seas around 2 feet.
.TUESDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas around 2 feet.
.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 2 feet.
 
Winds and seas higher in and near thunderstorms.
 
$$
 
GMZ250-010630- Coastal waters from Baffin Bay to Port Aransas out 20 NM-
 
1233 PM CDT Fri Oct 31 2025
 
.TONIGHT...Southeast winds 5 to 10 knots, becoming south 10 to 15 knots with gusts up to 20 knots after midnight. Seas around 2 feet or less, then around 2 feet after midnight.
Wave Detail: East 1 foot at 4 seconds, becoming east 2 feet at 4 seconds.
.SATURDAY...South winds 10 to 15 knots with gusts up to 20 knots, becoming southeast in the afternoon. Seas around 2 feet. Wave Detail: South 2 feet at 4 seconds.
A slight chance of showers and thunderstorms in the afternoon.
.SATURDAY NIGHT...Northeast winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Gusts up to 35 knots. Seas 2 to 3 feet, building to 4 to 6 feet, occasionally to 8 feet after midnight. Wave Detail: Northeast 3 feet at 4 seconds and south 1 foot at 5 seconds, becoming northeast 6 feet at 6 seconds and south 1 foot at 5 seconds.
Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight.
.SUNDAY...Northeast winds 20 to 25 knots with gusts up to 35 knots, diminishing to 15 to 20 knots with gusts up to 25 knots in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet.
Wave Detail: Northeast 7 feet at 7 seconds and northwest 3 feet at 4 seconds.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at 7 seconds.
.MONDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 6 seconds.
.MONDAY NIGHT...Southeast winds around 10 knots. Seas around 2 feet.
.TUESDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas around 2 feet.
.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 2 feet.
 
Winds and seas higher in and near thunderstorms.
 
$$
 
GMZ275-010630- Waters from Port Aransas to Matagorda Ship Channel from 20 to 60 NM-
 
1233 PM CDT Fri Oct 31 2025
 
.TONIGHT...Southeast winds 5 to 10 knots, becoming south after midnight. Seas around 2 feet or less. Wave Detail: East 1 foot at 3 seconds.
.SATURDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 4 seconds. A chance of showers with a slight chance of thunderstorms in the afternoon.
.SATURDAY NIGHT...Northeast winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Seas 2 to 3 feet, building to 4 to 6 feet, occasionally to 8 feet after midnight.
Wave Detail: Northeast 3 feet at 4 seconds and south 2 feet at 5 seconds, becoming northeast 6 feet at 6 seconds and south 1 foot at 5 seconds.
Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight.
.SUNDAY...Northeast winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at 7 seconds and southwest 1 foot at 6 seconds.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at 6 seconds.
.MONDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Northeast 2 feet at 6 seconds.
.MONDAY NIGHT...East winds around 10 knots. Seas around 2 feet.
.TUESDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas around 2 feet.
.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Seas around 2 feet.
 
Winds and seas higher in and near thunderstorms.
 
$$
 
GMZ270-010630- Waters from Baffin Bay to Port Aransas from 20 to 60 NM-
 
1233 PM CDT Fri Oct 31 2025
 
.TONIGHT...Southeast winds 5 to 10 knots, becoming south 10 to 15 knots with gusts up to 20 knots after midnight. Seas around 2 feet or less, then around 2 feet after midnight.
Wave Detail: East 1 foot at 3 seconds, becoming southeast 2 feet at 3 seconds and northeast 1 foot at 3 seconds.
.SATURDAY...South winds around 10 knots with gusts up to 20 knots, becoming southeast in the afternoon. Seas around 2 feet.
Wave Detail: South 2 feet at 4 seconds. A slight chance of showers and thunderstorms in the afternoon.
.SATURDAY NIGHT...Northeast winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Gusts up to 35 knots. Seas around 2 feet, building to 4 to 6 feet, occasionally to 8 feet after midnight. Wave Detail: Northeast 2 feet at 4 seconds and south 2 feet at 5 seconds, becoming northeast 6 feet at 6 seconds and south 1 foot at 6 seconds.
Showers with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight.
.SUNDAY...Northeast winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: Northeast 7 feet at 7 seconds and southwest 3 feet at 6 seconds.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at 7 seconds and northwest 2 feet at 4 seconds.
.MONDAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 6 seconds.
.MONDAY NIGHT...East winds around 10 knots. Seas around 2 feet.
.TUESDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas around 2 feet.
.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 2 feet.
 
Winds and seas higher in and near thunderstorms.

Attachments

  • MSIB 92-25, Update 5 - Final, Safety Zone, CC Old Harbor Bridge Center Span Removal.pdf(328 KB )
  • MSIB 36-25 Hurricane Preparedness final.pdf(4.69 MB )

Disclaimer: For quality assurance purposes please note well that while the information contained in this website is regularly vetted for accuracy it is not intended to replace the local knowledge or expertise pertaining to port conditions of our marine operations personnel.

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