A spectator covers up from the sun in the warm weather on day five of the 2026 Wimbledon Championships at the All England Lawn Tennis and Croquet Club (Picture: PA) Parts of the UK will bake under another heatwave beginning this weekend, with health alerts in place for vulnerable people. A yellow heat health alert had already been issued by the UK Health Security Agency (UKHSA), covering the East Midlands, east, south-east and south-west England, including London, from midday today until 5pm on Wednesday. But the UKHSA has since extended it to the West Midlands and run until next Saturday. The agency said the heatwave could bring ‘increased use of healthcare services’ by and ‘greater risk to life’ of vulnerable people. There is also ‘increased potential for indoor environments to become ve