About Windmill Marina Association Inc
We are directly east of Minneapolis and St. Paul. We provide public access for boating adventures on the St. Croix River. This National Scenic Riverway offers some of the best boating experiences in the region. Cruise north to see the sites in Stillwater, MN, or travel south to Prescott, WI, and continue your explorations on the Mississippi River. Windmill Marina provides boat slips, boat storage and public access to the St. Croix River in Afton, MN. Additionally, we provide mechanical and maintenance services through our service department. All slips include summer dockage with water and electric, winter storage (wet storage or land storage), Fall pull out, next spring launch. No Trailer storage available.



Installations
COORDINATES
44.90165 N, -92.78078 E
Port Information
Téléphone
Berth Sizes
< 10m, 10-20m
Profondeur à la marée basse moyenne
2 - 3m
Manœuvrabilité
Good
Channel Marking
Excellent
Port d'entrée
No
Overseas Visitor Berths
Yes
Type de quai
Floating
Style Side To
Yes
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Fri
5AM - 9AM
27 March 2026
- W 14–26 knots.
- −5 to −1°C
- Sunny
Fri
9AM - 1PM
27 March 2026
- NW 21 knots decreasing to 17 knots. Gusts up to 33 knots.
- Increasing from −3 to 1°C
- UV Index: 4 - Moderate
- Sunny
Fri
1PM - 5PM
27 March 2026
- NW 16 knots. Gusts up to 24 knots.
- 2°C
- UV Index: 4 - Moderate
- Mostly fine