Heat-health alert for London

Last updated on Thursday, 28 May 2026 at 11:01am

Yellow Heat-health alert has been issued

Alert is in effect from 28 May 2026 at 04:00pm to 30 May 2026 at 08:00pm

• Type: Heat Health Alert
• Risk Score: 8
• Impact: Low
• Likelihood: High
• Start: 28 May 2026 at 04:00pm
• End: 30 May 2026 at 08:00pm

Risk Description

Minor impacts are expected across health and social care services, including:

• increased use of healthcare services by vulnerable people
• greater risk to life of vulnerable people
• increased potential for indoor environments to become very warm
• water‑related incidents may increase, including risks from cold‑water shock and drowning

Risk Matrix

Related content

Learn more about UKHSA data dashboard topics

• Heat-Health Alert action card for the voluntary and community sector

• Heat-Health Alert action card for commissioners

• Heat-Health Alert action card for health and social care providers

• Heat-Health Alert action card for national government