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
13 June 2026
- S 5–7 knots. Gusts up to 16 knots.
- 16 to 20°C
- UV Index: 0 - Low
- Cloudy
Sat
9AM - 1PM
13 June 2026
- S 5–8 knots.
- Increasing from 20 to 26°C
- UV Index: 8 - Very High
- Chance of showers
Sat
1PM - 5PM
13 June 2026
- SW 6–8 knots.
- 25 to 28°C
- UV Index: 4 - Moderate
- Cloudy