About Sarnia Bay Marina
Sarnia Bay Marina has over 30 magnificent landscaped acres with spectacular views of Blue Water Bridges. Sarnia Bay Marina offers boaters a full service marina that includes over 350 boat slips for both seasonal members and transient boaters.

Facilities
COORDINATES
42.98145 N, -82.41092 E
Port Information
Telephone
Berth Sizes
< 10m, 10-20m, 20m+
Depth at MLW
< 2m
Manoeuvrability
Fair
Channel Marking
Fair
Overseas Visitor Berths
Yes
Catamaran Berths
Yes
Dock Type
Floating
Style Side To
Yes
Style Stern To
Yes
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Thu
5AM - 9AM
09 April 2026
- S 12–16 knots. Gusts up to 33 knots.
- 7°C
- S 0.5m at 3s period
- UV Index: 0 - Low
- Cloudy
Thu
9AM - 1PM
09 April 2026
- SW 12–16 knots. Gusts up to 26 knots.
- Increasing from 8 to 11°C
- Calm sea
- UV Index: 0 - Low
- Chance of showers
Thu
1PM - 5PM
09 April 2026
- SW 14 knots decreasing to 11 knots. Gusts up to 23 knots.
- 11 to 15°C
- Calm sea
- UV Index: 1 - Low
- Cloudy