UK heatwave expected as temperatures near record highs for May

Forecasters say temperatures could hit 34C on Monday, with amber health alerts in place across much of England

A heatwave is expected to be declared in parts of the UK on Sunday, with temperatures nearing May records.

The Met Office said readings at Heathrow at midday on Sunday showed temperatures had reached 28C (82F) across three consecutive days – the threshold for declaring a heatwave.