Saturday
Rain through Ireland and Wales early Saturday morning, soon spreading through the Midlands, southwest and southern England. The rain then heads into northern England as the morning progresses, possibly turning to snow over the Pennines, with some flakes of wet snow even at low levels. The rain could be heavy through north Wales and parts of northern England before clearing into East Anglia. Drier weather across southern Wales and southern England once the rain has cleared. Colder in Scotland, some showers in the north and west, these falling as snow on the hills. Sunshine elsewhere. Highs at 3 to 11C.

Saturday night
Cloud and some outbreaks of rain in southern Ireland, southern Wales and southern England. A few showers in northern Scotland but otherwise dry. Clear skies over much of Scotland and northern England with a touch of frost here. Lows at 0C in northern England and Scotland, 5C in southern England.
 

Sunday
A weak front across southern England bringing cloud and outbreaks of mostly light rain here through Sunday. Damp and cloudy in Wales as well as Ireland. Drier and brighter although chilly across northern England and most of Scotland, perhaps with a few brighter spells here. More persistent rain in western Ireland, this edging northeast and reaching western Scotland later. Highs at 3 to 11C.

Monday
Low pressure to the west of Ireland pushes fronts eastwards on Monday. This brings cloud and rain, some of it heavy at times. The rain reaching eastern areas by evening. Highs at 7 to 14C.