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
Sun
5AM - 9AM
17 May 2026
- S 5 knots increasing to 8 knots.
- 7 to 10°C
- Calm sea
- UV Index: 1 - Low
- Mostly fine
Sun
9AM - 1PM
17 May 2026
- SW 7–9 knots veering W 7-9 knots.
- 10°C
- Calm sea
- UV Index: 3 - Moderate
- Sunny
Sun
1PM - 5PM
17 May 2026
- W 6–14 knots. Gusts up to 20 knots.
- 8 to 10°C
- Calm sea
- UV Index: 2 - Low
- Mostly fine