About Port De LAGADEN
small port with a sailing club and a large oyster farming center. Four islands in the Gulf of Morbihan are attached to the town: Radenec and Île Longue, which are now private property, Gavrinis Island which is home to the famous cairn and finally Berder Island.
Facilities
HauloutCOORDINATES
47.58465 N, -2.90012 E
Port Information
Telephone
Berth Sizes
< 10m, 10-20m
Depth at MLW
2 - 3m
Manoeuvrability
Fair
Channel Marking
Fair
Overseas Visitor Berths
Yes
Catamaran Berths
Yes
Dock Type
Fixed
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Sat
5AM - 9AM
07 February 2026
S 13–24 knots. Gusts up to 30 knots.
9°C
SW 3.0m at 11s period
UV Index: 0 - Low
Chance of showers
Sat
9AM - 1PM
07 February 2026
- S 17 knots decreasing to W 10 knots. Gusts up to 26 knots.
- 10°C
- SW 2.6-3.0m at 11s period
- UV Index: 0 - Low
- Chance of showers
Sat
1PM - 5PM
07 February 2026
- W 12 knots decreasing to 10 knots. Gusts up to 19 knots.
- 10°C
- W 2.3-2.6m at 12s period
- UV Index: 0 - Low
- Partly cloudy