Britain is set for its hottest day of the decade today, SIA informs citing the Sky news.
Highs of 35C (95F) are anticipated in the South East and into the Midlands - close to the July record of 36.5C (98F) set in Wisley, Surrey in 2006.
The beach-towel weather will continue into the weekend, though Thursday will be slightly cooler.
Britons may also need to dig out their brollies, with thunder spells predicted for some areas later in the week.
A level-three heatwave alert could be issued today - one level below a national emergency. Public Health England (PHE) warned there could be an increase in illness and deaths.