Temperatures could reach as high as 34C in parts of the country today as the fourth heatwave of the summer continues, while thunderstorms are also set to hit the UK this week. An amber heat health alert remains in place for the West Midlands, East Midlands, South East, London, and East of England until 6pm on Wednesday, while much of the rest of England is already under yellow alerts. Now, a thunderstorm warning has also been issued by the Met Office.
