The warning is in place from Friday to Monday and advises people to drink plenty of water, avoid direct sun exposure, and draw curtains in rooms facing the sun.
The hottest day of the year so far was on June 10, when 32.2C was recorded in Surrey.
LONDON DAILY ARCHIVE
Heat Health Warning Issued for Parts of England as Temperatures Soar to 30C
The UK Health and Safety Agency and the Met Office have issued a heat health warning for parts of England, including London, due to forecasted temperatures of up to 30C on Saturday and highs in the mid-20s for large parts of the country.
24 June 2023 · 03:46 UTC
