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Port of Thunder Bay

CATHU🇨🇦CA

Port Location

About Port of Thunder Bay

The Port of Thunder Bay (CATHU) is a maritime port facility located in CA. It features a maximum draft of 8.02m. Local time zone: UTC-5.

Vessel capacity and restrictions: The controlling depth at Thunder Bay is 8.02 meters. Vessel masters should confirm current draft restrictions with the port authority before arrival.

Position: 48.4000°N, 89.2333°W. UN/LOCODE: CATHU.

Geographic context: The Port of Thunder Bay is situated on the North Pacific Ocean. The location falls within the temperate maritime climate zone.

Vessel Limits

Max Draft
8.02m

General Information

Port Name
Thunder Bay
Country
🇨🇦CA
UNLOCODE
CATHU
Time Zone
UTC-5
Latitude
48.4000°
Longitude
-89.2333°

Navigation Aids Near Thunder Bay

Kaministiquia (Kamistikia) River Entrance Lighthouse

1.3 NME

Thunder Bay South Entrance Lighthouse

1.3 NMENE

Thunder Bay Main Lighthouse

2.4 NMNE

Mission Channel Entrance Lighthouse

3.3 NMSSE

Thunder Bay North Entrance Lighthouse

3.4 NMNE

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

What are the draft restrictions at the Port of Thunder Bay?+
The controlling depth at Thunder Bay is 8.02 meters. Draft restrictions should be confirmed with the port authority before arrival, as silting, dredging operations, and tidal conditions can affect available depths. Pilotage is typically required for larger vessels.
How do I navigate the approach to the Port of Thunder Bay?+
The approach to Thunder Bay is supported by 5 navigation aids within 50 nautical miles. The nearest is Kaministiquia (Kamistikia) River Entrance Lighthouse at 1.3 NM to the E. Other aids include Thunder Bay South Entrance (1.3 NM ENE), Thunder Bay Main (2.4 NM NE), Mission Channel Entrance (3.3 NM SSE), Thunder Bay North Entrance (3.4 NM NE). Mariners should consult the relevant chart and List of Lights for full approach details.
What sea or ocean is the Port of Thunder Bay on?+
The Port of Thunder Bay is situated on the North Pacific Ocean in CA. The area falls within the temperate maritime climate zone, which can influence port operations and seasonal shipping patterns.
How do I track vessels arriving at or departing from the Port of Thunder Bay?+
You can track vessels near Thunder Bay (CATHU) in real time using MarineRadar. The platform displays live AIS positions of nearby ships, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page or search for CATHU on the live map.
What are the operating hours and time zone for the Port of Thunder Bay?+
The Port of Thunder Bay operates in the UTC-5 time zone. Operating hours, VTS schedules, and pilot availability vary — vessel agents should confirm with the port authority in advance, especially for night arrivals or weekend operations.