27.5.2017

Weather forecast for shipping 271700 UTC

Strong wind advisory:

Western Gulf of Finland, Northern Baltic and Sea of Åland:

Southwest strong wind 13 m/s from the afternoon.

Eastern Gulf of Finland and Sea of Archipelago:

Southwest strong wind 11 m/s from the afternoon.

Inference:

Minor high building over Lapland. During Sunday low pressure area moving from Norwegian Sea eastward toward Gulf of Bothnia.

Forecast for next 24 hours:

Gulf of Finland:

South to southeast 3-7 m/s, at night variable 1-4. In the morning increasing southeast, before noon 5-9. During afternoon becoming southwest, later in the afternoon and evening 8-11, over western part up to 13 m/s. Good vis, from the morning showers locally.

Northern Baltic, Sea of Åland and Sea of Archipelago:

Decreasing mainly south, at night variable 1-5 m/s. In the morning increasing southeast, from the afternoon mainly southwest 8-11, at Northern Baltic and Sea of Åland 10-13 m/s. Good vis., mist locally from the night on, in the morning isolated showers.

Sea of Bothnia:

Decreasing and becoming north to east, at night 4-7. Before noon gradually increasing southeast, from the afternoon mainly south 6-10 m/s. Some rain at times, otherwise mostly good vis.

Quark and Bay of Bothnia:

East to northeast 3-7. In the morning increasing southeast, by day 6-10 m/s. During evening weakening. Some rain locally, otherwise mostly good vis.

Lake Saimaa:

Variable 1-5 m/s. In the morning becoming southeast and gradually increasing, in the afternoon 4-9. Some rain locally, otherwise mostly good vis.

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