Saturday
After a dry, sunny start, a number of showers will develop quite quickly and become widespread across much of the United Kingdom this morning though much of East Anglia and the south east will remain dry. These showers will be heaviest across western parts of Wales and south west England but there will be some sunshine as well. Very unsettled through the afternoon with plenty of heavy showers and occasional sunnier spells. Some of the showers will be accompanied with thunder or hail. Feeling chilly especially in the southwest where it will be rather breezy. Expect highs of 7 to 10C in the north, 10 to 13C in the south.
Saturday Night
Most of the showers across inland areas will become dry with any showers tending to become confined to western coasts of Scotland, England and Wales. Overnight showers will persist around the western coasts of Britain tonight with a sharp frost in the north and patchy frost in the south. Lows down to 0 to -4C in the north, 2 to 5C in the south.
Sunday
Low pressure over the country will keep it unsettled. Plenty of showers are going to develop quite quickly in most parts of the United Kingdom. These look heavy, across Wales and Scotland. All areas will be at risk of some quite heavy, possibly thundery showers and hail in the afternoon. Some dry, sunnier spells will be found in between the showers. Most of the showers will be fading away this evening with a dry, clear night though snow showers will affect northern Scotland. A frost is expected for most areas tonight. Highs of 9 to 14C. Highs of 8 to 13C.
Monday
An area of rain across East Anglia in the morning will push into south east England in the afternoon. After a mainly dry, sunny morning, showers will develop across Scotland and eastern parts of England in the afternoon. A few showers too across Northern Ireland with western areas having the best of the sunshine. Some rain will spread into northern Scotland tonight with snow over the Highlands. Dry overnight wit a risk of frost across England and Wales. Highs of 7 to 11C.