Saturday
Cloud and rain across much of England and Wales as well as Ireland through the morning. Drier further north although expect rain across central parts of Scotland too. The far southeast corner of England should also stay largely dry. The afternoon will see more rain push in from the west and southwest and spread across the country affecting southeast England later on in the day. Sunny spells and showers will develop behind the rain across Ireland, Northern Ireland as well as parts of Wales and southwest England. It should remain dry for northern Scotland until evening. A windy day in the south but also mild with highs between 11 and 15C.

Saturday night
Rain will gradually clear to the east through the first part of the night, allowing for some clear spells and dry conditions across central and eastern areas. More rain and cloud though pushing into western areas later. A reasonably mild night for many with lows between 5 and 10C in the north and between 7 and 12C further south.
 

Sunday
A wet morning for most places, particularly so across the southeast of England where heavy spells of rain are expected before pushing offshore. Rain should clear with sunny spells but also showers developing behind. More rain psuhsing across Ireland and into Wales and western parts of England later on. Gale force winds expected across southern Ireland, parts of Wales and south England. A cooler day with highs between 7 to 12C.

Monday
Low pressure tracking across northern Scotland will push away allowing for a weak and brief ridge of high pressure to push up from the south through the day. Rain across northern England and Scotland should clear and winds ease allowing for a drier rest of the day here. Staying largely dry across much of England during the morning, however, rain will spread across Ireland, Northern Ireland and Wales then across western and central parts of England later. Highs at 9 to 13C.