Low pressure north of Scotland on Friday. A cold front will be moving south through the country taking cloud and periods of rain with it. Most of the rain over southern Ireland, Wales and northern England, tending to become more showery to the south. Heavy showers and brighter weather follows into Scotland and Northern Ireland as well as northern England later. A breezy day with colder conditions following from the north. Highs at 18C in southeast England but more generally 13 to 16C. Cooler to the northwest.
Rain easing overnight though a few spots of drizzle may affect northeastern parts of Scotland and England and the southwest UK at times. A mixture of broken cloud and clear skies across the country coupled with a northerly breeze will allow temperatures to drop widely to 6 to 10C. Cooler in more rural areas.
Low pressure east of the UK on Saturday with higher pressure over Ireland and the western UK brings a cool northerly flow. With it comes a mix of sunny spells, broken cloud and a few showers in the east at first. A mostly dry day with good spells of sunshine for many. Increasing cloud in the northwest later as an area of low pressure approaches from the Atlantic. Light rain and drizzle in western Ireland and western Scotland later in the evening. Highs at 12 or 13C in northern Scotland, 19C in southern England.
A warm front passes east through Scotland bringing cloud and some outbreaks of drizzle in northern and western Scotland. Lower cloud with some drizzle in southern Wales and southwest England too. Elsewhere it should be dry with bright or sunny spells, the best of these in the east and south. A cold front arrives to the west of Ireland later bringing outbreaks of rain to western Ireland through the evening. High temperatures at 14 to 19C.