About Köpmanholmen
On the way north from Pietarsaari before the Köpmanholmen excursion port, there is a Sonamo fuel distribution point, which also has a guest dock. There is a marina in the immediate vicinity of the distribution point, which can also accommodate 61 of guest boats.

Facilities
COORDINATES
63.80689 N, 22.67131 E
Port Information
Telephone
Berth Sizes
< 10m
Depth at MLW
< 2m
Manoeuvrability
Good
Channel Marking
Fair
Port of Entry
No
Overseas Visitor Berths
Yes
Dock Type
Floating
Tidal Flow
Nil
Weather Forecast
Sat
5AM - 9AM
25 April 2026
- S 10 knots increasing to NE 16 knots. Gusts up to 24 knots.
- 1°C
- NE 0.5m at 3s period
- UV Index: 0 - Low
- Chance of showers
Sat
9AM - 1PM
25 April 2026
- NE 17 knots increasing to 21 knots. Gusts up to 30 knots.
- 1°C
- NE 0.6m at 4s period
- UV Index: 1 - Low
- Chance of showers
Sat
1PM - 5PM
25 April 2026
- N 19–24 knots. Gusts up to 31 knots.
- 1°C
- N 0.7m at 4s period
- UV Index: 2 - Low
- Cloudy