It will be sunny across the region on Sunday, with increasing cloud cover from the west in the afternoon. The northerly wind will ease, but it will remain very cold for the time of year. Monday will be very cloudy and there may be light snowfall in some areas. Tuesday will continue to be changeable. There will be lots of clouds and a few sunny spells. On Wednesday, the high wind will shift to the north and it will be widely sunny. It will be foehn in many valleys.