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
Sun
5AM - 9AM
15 March 2026
E 13 knots increasing to 19 knots. Gusts up to 29 knots.
−1°C
E 0.5-0.9m at 3s period
UV Index: 0 - Low
Chance of showers
Sun
9AM - 1PM
15 March 2026
- E 20–24 knots. Gusts up to 30 knots.
- −2 to 1°C
- E 1.0m at 3s period
- UV Index: 0 - Low
- Chance of showers
Sun
1PM - 5PM
15 March 2026
- SE 16–22 knots. Gusts up to 30 knots.
- 0 to 3°C
- E 0.8m at 3s period
- UV Index: 3 - Moderate
- Cloudy