The UK is preparing for a more intense heatwave than initially forecast, with the Met Office now predicting that temperatures in parts of Southeast England could soar to 34C. This upgraded forecast indicates a significant period of hot weather across much of the country, prompting health warnings and advice for the public.
Across England, amber heat health alerts are in effect for multiple regions, including London, the South East, East of England, and the East Midlands. These alerts signify that the prolonged heat could have a noticeable impact on health services and a range of potential health impacts for the wider population, particularly those most vulnerable to heat-related illness. The Met Office has highlighted that the peak temperatures are expected mid-week, with high overnight temperatures also a concern, potentially remaining above 20C in some urban areas.
While Southeast England is set to experience the highest temperatures, other UK regions will also see significantly warm weather. Wales is forecast to experience temperatures in the high 20s, with some areas potentially reaching 30C. Northern Ireland and Scotland will also see temperatures well above average for the time of year, with forecasts indicating highs in the mid-20s, though not reaching the extreme levels expected further south.
The elevated temperatures are attributed to a plume of hot air originating from mainland Europe. This weather pattern is expected to remain dominant for several days, leading to a sustained period of hot and humid conditions. The Met Office has warned that while the heat will be widespread, the intensity will vary, with the southern and eastern parts of England bearing the brunt of the extreme heat.
In response to the updated forecast, public health bodies are reiterating advice to help people cope with the heat. This includes staying hydrated by drinking plenty of water, seeking shade during the hottest parts of the day (typically between 11 am and 3 pm), and wearing light, loose-fitting clothing. Individuals with underlying health conditions, the elderly, and young children are particularly advised to take extra precautions and check on vulnerable neighbours and relatives.