UK heatwave to end as heavy rain and thunderstorms forecast this weekend

Today:

Low cloud mostly clearing to leave another very warm or hot day with sunny spells, though temperatures a little for most than earlier this week. Isolated thundery showers may develop in the west. Windy across the southwest later.

Tonight:

Heavy rain and thunderstorms spreading north across southwest England into south Wales and the Midlands by morning. Mainly dry elsewhere, but rather cloudy in northeast.

Saturday:

Dry, sunny and very warm in the north, but cooler near North Sea coasts. Heavy showers and thunderstorms in the south.

Outlook for Sunday to Tuesday:

Heavy showers in the south Sunday, mainly dry elsewhere. Further heavy showers Monday, mainly in the east, and in the south Tuesday. Rain at times in the far north.