Port Update
Corpus Christi, TX
October 08, 2025
Notices
🌅SUNRISE: 0730 hrs.
🌄SUNSET: 1915 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 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 85-25 for October 9, 2025, through Saturday October 11, 2025, the Harvest Moon Regatta will take place between Galveston, TX and Port Aransas, TX.
Please see attached for more information.
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Please find attached XX-25 As the Captain of the Port is establishing a safety zone in the Matagorda Ship Channel. Orion Marine has informed the U.S. Coast Guard that they will be installing submerged pipeline in the Matagorda Ship Channel on Oct 10 2025 from 0900 to 1200.
Please see attached for more information.
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Please find attached MSIB 87-25 as SpaceX has informed the U.S Coast Guard of a scheduled commercial spaceflight activities at their facility located south of Brownsville, Tx near Boca Chica Beach on October 13, 2025, 1400 – 2100.
Please see attached for more information.
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Please find attached MSIB 88-25 as the Captain of the Port is establishing a safety zone in the near shore region of the Hazard Area in the Gulf of Mexico extending to the 12nm line and all navigable waters of South Bay on October 13, from 1400 to 2100.
Please see attached for more information.
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Please find attached MSIB 88-25, Zona de Seguridad, Operciones de Space X
Tides / Currents
Coastal Waters Forecast for Texas National Weather Service Corpus Christi TX
1236 AM CDT Tue Oct 7 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.
GMZ200-071815-
1236 AM CDT Tue Oct 7 2025
.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...
A gentle to moderate onshore breeze (BF 3-4) tonight, will shift back northeasterly Wednesday, strengthening to a moderate to fresh breeze (BF 4-5),
becoming fresh to strong (BF 5-6) Thursday through Friday.
Low to moderate (20-50%) shower and thunderstorm chances remain in the forecast through Thursday.
Very low rain chances of 10-20% close out the rest of the week as drier air filters in.
$$
Coastal Waters Forecast for Texas National Weather Service Corpus Christi TX
102 PM CDT Wed Oct 8 2025
Middle Texas coastal waters from Baffin Bay to Matagorda ship channel out to 60 nautical miles.
Seas are provided as a range of the average height of the highest 1/3 of the waves
...along with occasional height of the average highest 10 percent of the waves.
GMZ200-090630-
102 PM CDT Wed Oct 8 2025
.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...
A gentle to moderate onshore breeze (BF 3-4) will continue through Wednesday morning and will shift northeasterly by Wednesday afternoon.
The northeast wind will strengthen to a fresh to strong (BF 5-6) flow Thursday through Friday, then weakening to a moderate (BF4) over the weekend.
Low to moderate (20-50%) shower and thunderstorm chances remain in the forecast through Thursday.
Very low rain chances of 10-20% close out the rest of the week as drier air filters across the region.
$$
GMZ236-237-090630- Copano, Aransas, and Redfish Bays- San Antonio, Mesquite, and Espiritu Santo Bays-
102 PM CDT Wed Oct 8 2025
.TONIGHT...East winds 10 to 15 knots with gusts up to 20 knots, becoming northeast with gusts up to 20 knots late. Bay and inland waters slightly choppy to occasionally choppy.
.THURSDAY...Northeast winds 15 to 20 knots. Bay and inland waters choppy. A slight chance of showers.
.THURSDAY NIGHT...East winds 10 to 15 knots, becoming northeast after midnight. Bay and inland waters slightly choppy to occasionally choppy.
.FRIDAY...Northeast winds 10 to 15 knots with gusts up to 20 knots. Bay and inland waters slightly choppy to occasionally choppy.
.FRIDAY NIGHT...East winds 5 to 10 knots. Bay and inland waters smooth.
.SATURDAY...Northeast winds 5 to 10 knots, becoming east in the afternoon. Bay and inland waters smooth.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Bay and inland waters smooth.
.SUNDAY...Southeast winds 5 to 10 knots. Bay and inland waters smooth.
.SUNDAY NIGHT...Southeast winds around 10 knots. Bay and inland waters slightly choppy.
.MONDAY...Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.
.MONDAY NIGHT...Southeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Bay and inland waters slightly choppy to occasionally choppy.
$$
GMZ231-232-090630- Baffin Bay and Upper Laguna Madre-Corpus Christi and Nueces Bays-
102 PM CDT Wed Oct 8 2025
.TONIGHT...East winds 10 to 15 knots with gusts up to 20 knots, becoming northeast late. Bay and inland waters slightly choppy to occasionally choppy.
.THURSDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Bay and inland waters choppy to occasionally rough.
A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon.
.THURSDAY NIGHT...East winds around 20 knots, becoming northeast 10 to 15 knots after midnight. Bay and inland waters choppy to occasionally rough. A slight chance of showers.
.FRIDAY...Northeast winds around 15 knots with gusts up to 20 knots. Bay and inland waters choppy. A slight chance of showers in the morning.
.FRIDAY NIGHT...East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Bay and inland waters slightly choppy to occasionally choppy.
.SATURDAY...Northeast winds 5 to 10 knots, becoming east in the afternoon. Bay and inland waters smooth.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Bay and inland waters smooth.
.SUNDAY...Southeast winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.
.MONDAY...Southeast winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Bay and inland waters slightly choppy to occasionally choppy.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Bay and inland waters slightly choppy to occasionally choppy.
Winds and waves higher in and near thunderstorms.
$$
GMZ255-090630- Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM-
102 PM CDT Wed Oct 8 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY MORNING...
.TONIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at 5 seconds.
.THURSDAY...Northeast winds around 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 6 seconds. A slight chance of thunderstorms in the morning.
A chance of showers.
.THURSDAY NIGHT...East winds around 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds.
.FRIDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 6 seconds.
.FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds.
.SATURDAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 7 seconds.
.SATURDAY NIGHT...Southeast winds around 10 knots. Seas around 3 feet.
.SUNDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 3 feet.
.MONDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 3 feet.
Winds and seas higher in and near thunderstorms.
$$
GMZ250-090630- Coastal waters from Baffin Bay to Port Aransas out 20 NM-
102 PM CDT Wed Oct 8 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
FRIDAY MORNING...
.TONIGHT...East winds 15 to 20 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds.
.THURSDAY...Northeast winds around 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds. A chance of showers.
.THURSDAY NIGHT...Northeast winds around 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds. A slight chance of showers.
.FRIDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 7 seconds. A slight chance of showers in the morning.
.FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 7 seconds.
.SATURDAY...East winds 5 to 10 knots. Seas around 3 feet. Wave Detail: East 3 feet at 7 seconds.
.SATURDAY NIGHT...Southeast winds around 10 knots. Seas 3 to 4 feet, occasionally to 5 feet.
.SUNDAY...Southeast winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas around 3 feet.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 3 feet.
.MONDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 3 feet.
$$
GMZ275-090630- Waters from Port Aransas to Matagorda Ship Channel from 20 to 60 NM-
102 PM CDT Wed Oct 8 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY MORNING...
.TONIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 4 feet at 6 seconds. A slight chance of showers and thunderstorms late.
.THURSDAY...Northeast winds around 20 knots with gusts up to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: Northeast 6 feet at 6 seconds. A slight chance of thunderstorms in the morning.
A chance of showers.
.THURSDAY NIGHT...Northeast winds around 20 knots with gusts up to 25 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at 7 seconds. A slight chance of showers.
.FRIDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at 6 seconds. A slight chance of showers in the morning.
.FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 6 seconds.
.SATURDAY...Northeast winds around 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 7 seconds.
.SATURDAY NIGHT...Southeast winds around 10 knots. Seas 3 to 4 feet, occasionally to 5 feet.
.SUNDAY...Southeast winds 5 to 10 knots. Seas around 3 feet.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 3 feet.
.MONDAY...Southeast winds 10 to 15 knots. Seas around 3 feet.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 3 feet.
Winds and seas higher in and near thunderstorms.
$$
GMZ270-090630- Waters from Baffin Bay to Port Aransas from 20 to 60 NM-
102 PM CDT Wed Oct 8 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY MORNING...
.TONIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 6 seconds. A slight chance of showers late.
.THURSDAY...Northeast winds around 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet, building to 6 to 7 feet, occasionally to 9 feet in the afternoon.
Wave Detail: East 6 feet at 7 seconds, becoming northeast 6 feet at 7 seconds. A chance of showers.
.THURSDAY NIGHT...Northeast winds around 20 knots with gusts up to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: Northeast 6 feet at 7 seconds. A chance of showers.
.FRIDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: Northeast 6 feet at 7 seconds. A slight chance of showers.
.FRIDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 7 seconds.
.SATURDAY...Northeast winds around 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 7 seconds.
.SATURDAY NIGHT...Southeast winds around 10 knots. Seas 3 to 4 feet, occasionally to 5 feet.
.SUNDAY...Southeast winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet.
.MONDAY...Southeast winds 10 to 15 knots. Seas around 3 feet.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 3 feet.
Attachments
- MSIB 88-25, Safety Zone, Space Operations.pdf(291 KB )
- MSIB 88-25, Zona de Seguridad, Operaciones de Space X (spanish).pdf(284 KB )
- MSIB xx-25, Safety Zone, Orion Marine Pipeline Closure, Matagorda.docx(495 KB )
- MSIB 85-25, HARVEST MOON REGATTA 2025.pdf(307 KB )
- MSIB 87-25, Hazard Area, Gulf of America and South Bay, TX.pdf(482 KB )
- MSIB 36-25 Hurricane Preparedness final.pdf(4.69 MB )
