Weather forecast for shipping

4.2.2012

Weather forecast for shipping 040500 UTC

Ice accretion warning:

Severe icing in Western part of Gulf of Finland, Eastern part of Northern Baltic, Sea of Archipelago and Southern Sea of Bothnia.

Moderate icing in Western part of Northern Baltic, Sea of Åland and Northern Sea of Bothnia.

Inference:

Ridge of high extending from Northern Russia to Finland. Low over southern Baltic Sea moving slowly south.

Forecast for next 24 hours:

Gulf of Finland:

East to southeast 4-8 m/s, from afternoon 2-6. Snow showers, at times moderate vis.

Eastern part of Northern Baltic and Sea of Archipelago:

Mainly east 3-7 m/s, in the evening or night veering mainly south. Visible is reduced locally by snow showers.

Western part of Northern Baltic and Sea of Åland:

Mainly east 3-7 m/s. From afternoon variable 1-5, at night mainly west. Visible is reduced locally by snow showers.

Southern Sea of Bothnia:

Mainly southeast 4-8 m/s, at night increasing, tomorrow morning 6-10. Snow showers locally, mostly good vis.

Southern Sea of Bothnia and Quark:

Mainly southeast 4-8 m/s, in the evening increasing, after midnight southeast 7-11. Snow showers locally, mostly good vis.

Bay of Bothnia:

Mainly southeast 2-5 m/s. In the evening increasing, at night 4-8. Mostly good vis.

Lake Saimaa:

Mainly east 0-4 m/s. Mostly good vis.