Friday
High pressure builds over the the British Isles with mostly dry conditions over England and Wales as well as the Republic of Ireland. Some sunny spells in the morning over England. A few showers over Scotland to start with, but thicker cloud will spread east in the afternoon with outbreaks of rain, this possibly heavy over Sutherland and Caithness. Some light and patchy rain over Northern Ireland too. Light west-northwest wind, becoming fresh southwest through the afternoon. Temperatures will rise up to 7C in north but 9C In south.

Friday Night
A cloudy evening and night for most, maybe some clear spells towards eastern counties of England. Outbreaks of rain or drizzle mostly over western exposure. Minimum temperatures at 7C in north and 9C in south.

 
 
 

Saturday
A rather cloudy day on Saturday with any brightness towards eastern counties of England and Scotland. Some light rain or drizzle is expected over western exposure, this may get more persistent over high ground in Wales and over the Highlands. Fresh to strong westerly winds with maximum temperatures at 8C in north but 12C in south.
 

Sunday
Another mostly cloudy day with outbreaks of light rain in the morning. Rain will become confined to the west soon, and more specifically over West Scotland where it will be persistent too with some high rainfall totals over West Highlands. Rain will spread over the whole Scotland in the evening and overnight, while elsewhere it will remain dry. Breezy with tops of 8C in north and 13C in south.