Welcome to the Baltic Sea Ice Services
The northern Bay of Bothnia is covered by very close drift ice and fast ice. Along the coast, ice occurs up to Norra Kvarken, which is covered by fast ice in the archipelagos and further out by very open to very close ice. Further south there is ice in the archipelagos. In the Gulf of Finland ice occurs up to about 27°E and in the northern archipelagos, in the Gulf of Riga, the Moonsund and the eastern coast is covered by ice. Further south, some ice can be found in the Curonian, the Vistula and the Szczecin Lagoon.