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
Fri
5AM - 9AM
15 May 2026
- SE 8–10 knots. Gusts up to 17 knots.
- Increasing from 5 to 9°C
- Calm sea
- UV Index: 0 - Low
- Sunny
Fri
9AM - 1PM
15 May 2026
- SE 10 knots decreasing to S 8 knots. Gusts up to 17 knots.
- 9 to 12°C
- Calm sea
- UV Index: 1 - Low
- Partly cloudy
Fri
1PM - 5PM
15 May 2026
- S 4–10 knots veering N 4-10 knots.
- 8 to 12°C
- Calm sea
- UV Index: 2 - Low
- Cloudy