UK Heatwave Set to Be 'Exceptional' with Precise Start and End Times Announced Thursday, May 21, 2026 heatwave uk temperatures metoffice heathealth weather summer alerts health climate The UK is bracing for an exceptional heatwave, with temperatures expected to reach 30°C in some regions, prompting the issuance of heat health alerts. The UK Health Security Agency (UKHSA) has declared these alerts active … Read More