About Alma Marina
Alma Marina is a friendly, full service marina. Our home port is in Alma, Wisconsin just above lock and dam #4. We have marine mechanics on staff for all your boating needs. We can handle boats up to 60′ in length and have transient slips available as well. Our marina is located at mile marker 754 on the Mississippi River. Our slips have water and electricity available, with convertible power of 30-50 amps. Our marina hosts boats slips up to 50 feet. We offer annual slip contracts with winter storage available on land. Just steps away from the marina you can enjoy the beautiful swimming beach, tennis, basketball and volleyball courts and baseball field!




Facilities
COORDINATES
44.34086 N, -91.93044 E
Port Information
Telephone
Berth Sizes
< 10m, 10-20m
Depth at MLW
2 - 3m
Manoeuvrability
Good
Channel Marking
Fair
Port of Entry
No
Overseas Visitor Berths
Yes
Dock Type
Floating
Style Side To
Yes
Tidal Flow
Negligible
Weather Forecast
Fri
5AM - 9AM
06 February 2026
- NW 12–16 knots. Gusts up to 28 knots.
- 0°C
- UV Index: 0 - Low
- Cloudy
Fri
9AM - 1PM
06 February 2026
- N 14–16 knots. Gusts up to 26 knots.
- −1 to 2°C
- UV Index: 2 - Low
- Cloudy
Fri
1PM - 5PM
06 February 2026
- N 15 knots decreasing to 11 knots. Gusts up to 25 knots.
- Decreasing from 0 to −4°C
- UV Index: 0 - Low
- Sunny