Temperatures will soar above 30C in parts of the UK by Monday with another exceptionally hot spell bringing a yellow health alert.
A fine day on Sunday will be followed by “strong August sunshine” for England and Wales in the new week, with even the chance of isolated thunderstorms developing, the Met Office said.
The forecaster previously said temperatures could reach the mid-30s across central, southern and eastern areas of the country in the coming days, and another heatwave was possible in some areas.
The UK Health Security Agency has issued a yellow heat health alert from 12pm on Monday until 6pm on Wednesday, covering London, Yorkshire and the Humber, the East Midlands, east of England, the South East and South West.
There could be a significant impact across health and social ca