Overview: The U.S. is experiencing its first blast of summer as a heat wave that began on June 20 roasts the Great Plains and expands into parts of the Midwest, Great Lakes and the East Coast.

Forecasters issued the alert which will cover London, the East Midlands, the South East, the South West and the East of ...

Brits have been warned to brace for another boiling heatwave, with temperatures set to rocket again within a matter of days.