It seems like you will stop off in Iceland, the Faroes, and then to the Shetlands before Norway. I would winter in Lerwick in the Shetlands and avoid starting the Schengen clock until the next spring. We found Lerwick to be great city and an international crossroads for high latitude sailors.
Consider that once you hit Norway the price
of a beer
is $12 to $15 in a pub. Other expenses (food, coffee) are proportionally just as high.
We found the stretch of water
from the Kiel Canal to the UK to be fairly nasty so we skipped Amsterdam