Welcome to the Baltic Sea Ice Services
In the northern Bay of Bothnia there is up to 30 cm thick fast ice or level ice in the archipelagos. Further out, up to 15 cm thick, mostly open to close ice or new ice is drifting at sea. Further south, there is new ice and thin level ice in places along the coast to the Quark and the northern Sea of Bothnia. New ice and thin level ice at places are present in sheltered coastal places in all sea areas to the Southeastern Baltic in the south.