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
Sat
5AM - 9AM
04 April 2026
- NE 4–9 knots veering SE 4-9 knots.
- 2 to 4°C
- N 0.4m at 4s period
- Rain
Sat
9AM - 1PM
04 April 2026
- SE 4–11 knots. Gusts up to 18 knots.
- Increasing from 3 to 8°C
- NE 0.4m at 3s period
- Rain
Sat
1PM - 5PM
04 April 2026
- S 6–12 knots. Gusts up to 18 knots.
- 9 to 14°C
- Calm sea
- UV Index: 2 - Low
- Chance of showers