River Island Marina
Facilities & Weather Forecast



River Island Marina
Marina in United States
38.91186° N, 90.49404° W Boat/Rv services St. Charles, MO The River Island Marina offers a family friendly environment in an open and natural setting with covered slips that look across the channel into our private, wooded island. We have excellent boat launch ramps, plenty of parking, 24-hour restroom access, and a great environment.
River Island Marina Facilities
Electricity
Water
Toilets
38.91205 N, -90.49376 E
River Island Marina Information
Active Winter Community?
Yes
Manoeuvrability
Fair
Approaches & Channel Marking
Fair
Dock Type
Floating
Depth at MLW
2 - 3m
Current/Tidal Flow
Negligible
Port of Entry
No
Visitor Berths
No
Telephone
+1 (636) 250-4480River Island Marina Weather Forecast
Tue
5AM - 9AM
13 January 2026
- SW 9–11 knots. Gusts up to 22 knots.
- 5 to 8°C
- UV Index: 0 - Low
- Cloudy
Tue
9AM - 1PM
13 January 2026
- W 9–12 knots. Gusts up to 23 knots.
- Increasing from 7 to 14°C
- UV Index: 1 - Low
- Cloudy
Tue
1PM - 5PM
13 January 2026
- W 8–12 knots. Gusts up to 19 knots.
- 12 to 15°C
- UV Index: 0 - Low
- Cloudy
