Weather in Jämsänkoski for a week

Thin branches and tree trunks sway, and the wind is felt by the hand.The sea is rough, not very large waves are well developed in length; many white horses are formed.

The wind picks up dust and small pieces of paper; small branches are moved.The sea is moderately rough. Waves appear in the form of elongated ridges, some of which are overturned; fairly frequent white horses.

The thin branches and leaves on the trees fluctuate continuously; wind extends light flag.Light and short waves are clearly visible at sea. Foam of glassy appearance. Perhaps scattered white horses.

There is a light continuous stream of wind that is felt by the face; leaves rustle; ordinary vanes moved by wind.Weak and short waves in the sea, still short, but more pronounced. Crests have a glassy appearance and do not break.

Direction of wind shown by smoke drift, but not by wind vanes.There are very weak waves at sea. Ripples with the appearance of scales are formed, but without foam crests.