About John's Boat Harbor
Located at 2407 Hwy C, St Charles, MO 63301, United States Member only Marina on the Mississppi River Upper Mississippi River Mile Marker 231.8



Servizi
COORDINATES
38.87821 N, -90.62325 E
Port Information
Telefono
Berth Sizes
< 10m, 10-20m
Profondità alla Bassa Marea Media
< 2m
Manovrabilità
Fair
Channel Marking
Fair
Porto di Entrata
No
Overseas Visitor Berths
Yes
Tipo di Molo
Floating
Style Side To
Yes
Tidal Flow
Beware
Active Winter
Yes
Weather Forecast
Sat
5AM - 9AM
07 February 2026
- NE 3–6 knots.
- −5 to −2°C
- UV Index: 0 - Low
- Sunny
Sat
9AM - 1PM
07 February 2026
- E 3–6 knots veering SE 3-6 knots.
- Increasing from −3 to 1°C
- UV Index: 2 - Low
- Sunny
Sat
1PM - 5PM
07 February 2026
- SE 4–6 knots.
- 0 to 3°C
- UV Index: 1 - Low
- Mostly fine