About Grindstone City Marina
25 Docks available for rent. Check with office for availability. WE CANNOT ACCOMMODATE TRANSIENT BOATS OVER 25′ IN LENGTH.
Facilities
Wifi
FoodCOORDINATES
44.05547 N, -82.89511 E
Port Information
Telephone
Berth Sizes
< 10m
Depth at MLW
2 - 3m
Manoeuvrability
Good
Channel Marking
Fair
Port of Entry
No
Overseas Visitor Berths
Yes
Dock Type
Fixed
Style Side To
Yes
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Thu
9AM - 1PM
14 May 2026
N 12–17 knots. Gusts up to 28 knots.
6 to 9°C
N 1.0m at 4s period
Sunny
Thu
1PM - 5PM
14 May 2026
- N 15 knots decreasing to 11 knots. Gusts up to 24 knots.
- 8 to 10°C
- N 0.7-1.0m at 4s period
UV Index: 6 - High- Sunny
Thu
5PM - 9PM
14 May 2026
- N 11 knots decreasing to 7 knots. Gusts up to 17 knots.
- 9°C
- N 0.6m at 4s period
- UV Index: 0 - Low
- Sunny