About City of Alpena Marina
Incorporated in 1871, the City of Alpena overlooks Lake Huron's picturesque Thunder Bay. The wood, cement, and heavy machinery industries of Alpena stemmed from a long industrial heritage that started with logging of the 1800s. Besides these industries, Alpena offers to the public an abundance of businesses along with a community college and a regional medical center. Throughout the 8.93 square miles that make up the City of Alpena are many inviting residential areas and recreational activities for its more than 10,000 residents and visitors to continuously enjoy. Thus, the City welcomes you to come and see how Alpena truly is the sanctuary of the Great Lakes.


Facilities
COORDINATES
45.05820 N, -83.42917 E
Port Information
Telephone
Depth at MLW
3m+
Manoeuvrability
Fair
Channel Marking
Excellent
VHF Channel
9
Port of Entry
Yes
Overseas Visitor Berths
Yes
Catamaran Berths
Yes
Dock Type
Floating
Style Side To
Yes
Tidal Flow
Nil
Active Winter
No
Weather Forecast
Fri
5AM - 9AM
06 February 2026
- W 6 knots.
- −1°C
- Cloudy
Fri
9AM - 1PM
06 February 2026
- NW 5 knots increasing to 16 knots. Gusts up to 29 knots.
- −3 to 0°C
- UV Index: 1 - Low
- Cloudy
Fri
1PM - 5PM
06 February 2026
- NW 14–22 knots. Gusts up to 35 knots.
- Decreasing from −3 to −11°C
- UV Index: 0 - Low
- Cloudy