About Port des Mouches, Hermance, Genève
Entrance width: Geneva side 30 m. Thonon side 20 m. Depth: 3 m. at the dike 0.5 m against the edges. Total capacity of the port 159 places + 20 at the old port.


Facilities
COORDINATES
46.29943 N, 6.24237 E
Port Information
Telephone
Berth Sizes
< 10m
Depth at MLW
2 - 3m
Manoeuvrability
Fair
Channel Marking
Fair
Port of Entry
Yes
Overseas Visitor Berths
Yes
Dock Type
Floating
Style Stern To
Yes
Tidal Flow
Negligible
Weather Forecast
Fri
5AM - 9AM
27 February 2026
- S 6 knots decreasing to SW 2 knots.
- Increasing from 3 to 7°C
- UV Index: 0 - Low
- Sunny
Fri
9AM - 1PM
27 February 2026
- Light and variable.
- Increasing from 8 to 15°C
- UV Index: 2 - Low
- Sunny
Fri
1PM - 5PM
27 February 2026
- SW 4–8 knots.
- 14 to 16°C
- UV Index: 1 - Low
- Mostly fine