London is bracing itself for an intense heatwave this Tuesday, with forecasters predicting temperatures that could notably surpass those in Mediterranean cities like Rome and Madrid. The capital is expected to reach a swelmaing 30°C, marking what could be the warmest September day the UK has experienced in 14 years. This surge in temperatures follows a period of unseasonably warm weather across much of the country.
The Met Office has issued a yellow heat-health alert for several regions of England, including London, the South East, East Midlands, West Midlands, East of England, and Yorkshire and the Humber. This alert, which came into effect on Monday and is expected to remain in place until Thursday, highlights potential health risks for vulnerable individuals, particularly older people and those with pre-existing health conditions.
While Tuesday is expected to be the peak of this heatwave, high temperatures are forecast to persist throughout the week. Wednesday and Thursday will likely see temperatures remain in the high 20s across London and the South East. However, the prolonged heat also brings with it the increased risk of thunderstorms developing, particularly towards the end of the week, as cooler air begins to push in.
This current spell of hot weather is attributed to an area of high pressure drawing warm air from continental Europe. Experts advise the public to take precautions, such as staying hydrated, wearing light clothing, and avoiding strenuous activity during the hottest parts of the day. The unusual intensity of this September heatwave has led to discussions about the broader implications of climate change on seasonal weather patterns in the UK.
The last time the UK experienced such high temperatures in September was in 2009, when the mercury hit 30.2°C. While the current forecast falls just shy of the all-time September record of 35.6°C, set in 1906, it serves as a stark reminder of the variability and extremes now being observed in British weather.