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06.03.2020

In the Bay of Bothnia, there is up to 60 cm thick fast ice the archipelagos. Farther out in the west, there is an up to 35 nm wide lead with mostly new ice and some larger floes in the south. Otherwise, there is 15–45 cm thick, rafted and partly ridged, very close ice. In Norra Kvarken, there is fast ice at the coast and at sea mostly very open ice and new ice. In the Sea of Bothnia, down to the Archipelago Sea, there is level ice and fast ice at the coast. In the Gulf of Finland, there is up to 45 cm thick fast ice along the eastern and northern coast and 10–30 cm thick ice is present at sea in the east, in the west mostly open water. In the Gulf of Riga, there is 10–25 cm thick fast ice in Väinameri and Pärnu Bay. Off the northeastern coast, there is very close ice. Further south ice is still present in sheltered areas. In some Norwegian fjords there is 30 cm thick fast ice.

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Bundesamt für Seeschifffahrt und Hydrographie (BSH)