On Friday, the clouds will tend to clear with fairly sunny weather.
On Saturday, the sky will be very cloudy or overcast with light precipitation, snowing above 1000/1400 m. Towards evening, the Föhn wind will begin to blow from the north and precipitation in the valleys will tend to subside.
On Sunday, the weather will be sunny, but with strong and cold winds from the north at times.
On Monday, cloud cover will tend to increase again with snowfall in the north.