The Met Office has escalated its heat warning to a rare red level across certain regions of the UK, signalling a significant and widespread risk to life from extreme heat. This comes as forecasts indicate temperatures could soar above 30C in areas such as Liverpool today, bringing with it a heightened risk of heat-related illnesses.
The red warning, which is the highest alert level, implies that widespread impacts on people and infrastructure are expected, not just for the most vulnerable. It urges the public to take immediate and substantial action to protect themselves and others. The high temperatures are attributed to a heat dome effect, trapping warm air over the country and leading to a prolonged period of intense heat.
Across England, particularly in the North West, West Midlands, and parts of the South East, temperatures are predicted to reach between 30C and 34C. In Wales, coastal areas and urban centres could see temperatures of 28C to 30C, with inland regions also experiencing significant heat. Northern Ireland is also expected to feel the heat, with Belfast and surrounding areas potentially reaching 25C to 27C, while Scotland, though generally cooler, may still see temperatures in the low 20s in southern parts.
The elevated temperatures pose a serious health risk, particularly for the elderly, young children, and those with underlying health conditions. The UK Health Security Agency (UKHSA) has advised people to stay hydrated, seek shade, and avoid strenuous activity during the hottest parts of the day. Pets are also at risk, and owners are reminded to ensure they have access to water and shade, and to avoid walking dogs during peak heat.
Practical safety advice includes wearing light, loose-fitting clothing, keeping curtains closed to block out the sun, and checking on vulnerable neighbours, friends, and family. Public transport may also face disruption due to overheating infrastructure, with speed restrictions potentially imposed on rail lines to prevent tracks from buckling. Wind speeds are generally expected to remain light, typically below 10 mph, offering little respite from the heat.