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

Clear until sunrise, then cloudier from the morning and into the afternoon. Light snow arriving from mid-afternoon and persisting into the night, dying away, leaving patchy cloud around dawn. Cloudy towards early morning on Saturday. Temperatures falling to -5C during the morning with a high of around freezing during the afternoon. Cold again into Saturday. Easterly winds becoming fresh by mid-morning.

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

Cloudy throughout the day and into the night with snow anticipated into Sunday. Highest temperatures expected during the afternoon of around freezing with temperatures falling to -3C during the morning. Fresh to strong easterly winds throughout.

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. Fresh to strong east to southeasterly winds until nightfall.