00:00 Fri 01 May 2015 - 06:00 Sat 02 May 2015

Clear until sunrise. Snow arriving, heavy at times, from the morning, persisting during the afternoon and into the night but with drier sunny intervals at times. Lowest temperatures of -4C during the morning with a maximum temperature during the afternoon of around freezing. Cold again into Saturday. Fresh northeasterly winds around the early hours.

06:00 Sat 02 May 2015 - 06:00 Sun 03 May 2015

Snow anticipated during the morning but clearing, leaving it cloudy during the afternoon. Snow anticipated from early evening and into Sunday. Highest temperatures expected during the afternoon of around freezing with temperatures dipping down to -3C overnight. Easterly winds may become gale-force from dawn.

06:00 Sun 03 May 2015 - 06:00 Mon 04 May 2015

Sleet and snow are expected throughout the day and into the night but with a brief pause during the afternoon. Maximum temperatures of around freezing expected during the evening. Gale-force easterly winds until late morning.