the baltic sea ice services

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Ice Information


Welcome to the Baltic Sea Ice Services


The Bay of Bothnia is completely covered by 15-50 cm thick, very close ice, 5-15 cm thick, level ice, up to 60 cm thick fast ice and new ice. Further south there is fast ice, level ice and new ice along the coasts. The Gulf of Finland is completely covered by up to 30 cm thick ice and new ice up to about 26° 20‘E and westward along the northern coast. The ice coverage in the Gulf of Riga has further increased.