About Grindstone City Marina
25 Docks available for rent. Check with office for availability. WE CANNOT ACCOMMODATE TRANSIENT BOATS OVER 25′ IN LENGTH.

Installations
COORDINATES
44.05547 N, -82.89511 E
Port Information
Téléphone
Berth Sizes
< 10m
Profondeur à la marée basse moyenne
2 - 3m
Manœuvrabilité
Good
Channel Marking
Fair
Port d'entrée
No
Overseas Visitor Berths
Yes
Type de quai
Fixed
Style Side To
Yes
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Tue
5AM - 9AM
12 May 2026
- SE 5 knots increasing to 7 knots.
- 1 to 5°C
- Calm sea
- UV Index: 0 - Low
- Mostly fine
Tue
9AM - 1PM
12 May 2026
- SE 8 knots increasing to 12 knots.
- 5 to 8°C
- Calm sea
- UV Index: 2 - Low
- Cloudy
Tue
1PM - 5PM
12 May 2026
- SE 10–15 knots. Gusts up to 20 knots.
- 6 to 8°C
- SE 0.4m at 2s period
- UV Index: 2 - Low
- Chance of showers