From the Head Seer at Met Office:
Headline:
Drizzly rain dying out leaving frosty conditions. Bright on Monday.
This Evening and Tonight:
Patchy drizzly rain, with some snow over hillier parts, will die out this evening leaving a dry clear and cold night with widespread frost forming and some ice. Light or moderate Northeast winds settling Easterly. Minimum temperature -5 °C.
Monday:
Bright and frosty with some crisp winter sunshine. However across the Outer Hebrides becoming cloudy with strong Southwest winds, and Lewis and Sutherland will catch some rain later Maximum temperature 4 °C.
Updated: 1453 on Sun 4 Jan 2009
Probably skatey in the shadows all day.