STFI41 EFKL 050942
FINNISH ICE REPORT 5.2.2012
New ice formation continues. Ice gets thicker.
In the northern Bay of Bothnia there is 2040 cm thick
fast ice in the archipelago. Farther out 1530 cm thick
ridged compact ice, approximately to the line Malren
Marjaniemi. Farther out 1020 cm thick level ice and
very close ice. In the southern part of Bay of Bothnia
there is 1030 cm thick fast ice in the archipelago and
farther out 515 cm thick level ice.
In the Quark there is 1020 cm thick level ice and new
ice to Sydostbrotten. In Vaasa archipelago there is 1030
cm thick fast ice. Farther out to Norrskr 1020 cm thick
level ice.
In the Sea of Bothnia there is 520 cm thick fast ice in
the archipelago. Farther out an approximately 5
15 nautical miles wide zone of thin level ice and new ice.
In the Archipelago Sea there is thin fast ice and new ice.
In the Gulf of Finland there is 530 thick fast ice in
the inner archipelago. In the outer archipelago and
further out there are new ice and new ice formation. In
the Bay of Vyborg and the Bay of St. Petersburg there is
1030 cm thick fast ice. Farther out thin level ice and
new ice to Sommers.
Icebreakers: Otso, Frej and Kontio assists in the Bay of
Bothnia. Voima assists in the eastern Gulf of Finland.
Traffic restrictions: Minimum ice class and deadweight
required of assisted vessels:
Tornio, Kemi, Oulu and Raahe, IA of more than 2000 tons.
Kokkola, Pietarsaari and Vaasa, IA and IB of more than
2000 tons.
Kaskinen, I and II of more than 2000 tons.
Pori, Rauma, Uusikaupunki, Loviisa, Kotka and Hamina, I
and II of more than 2000 tons.
Alterations to the restrictions: Minimum ice class and
deadweight required of assisted vessels from
8th February:
Naantali, Turku, Hanko, Koverhar, Inkoo, Kantvik,
Helsinki and Porvoo, I and II of more than 2000 tons.
Vessels bound for Gulf of Bothnia ports in which traffic
restrictions apply shall, when passing Svenska Bjrn,
report their nationality, name, port of destination, ETA
and speed to ICE INFO on VHF channel 84. This report can
also be given directly by phone + 46 31 699 100.
Vessels bound for Finnish or Swedish ports with traffic
restrictions in the Quark or the Bay of Bothnia shall, 20
nautical miles before Nordvalen Lighthouse, report in
accordance with the instructions for winter navigation to
Bothnia VTS on VHF channel 67.