The Met Office is warning of soaring temperatures across the UK this week, with southern England potentially hitting official heatwave thresholds as a high-pressure system draws warm continental air northwards.
A heatwave occurs when temperatures meet or exceed specific regional thresholds for at least three consecutive days. London and the South East need 28°C, whilst northern areas and Scotland require 25-26°C. Current forecasts suggest southern regions are most likely to reach these levels, though a nationwide heatwave remains uncertain.
The South East and East Anglia face the highest temperatures, potentially reaching the high 20s Celsius. The Midlands and northern England will see substantial warming into the mid-20s, whilst Wales expects pleasant conditions with coastal areas and valleys hitting low to mid-20s. Scotland and Northern Ireland will warm to high teens and low 20s, though heatwave criteria are less likely to be met in these regions.
The incoming high-pressure system will bring predominantly dry and sunny conditions across Britain, with only isolated showers possible in western areas. Light winds will add to the warmth, prompting health officials to urge the public to stay hydrated, seek shade during peak hours, and use high-factor sun protection—particularly for children and elderly residents.
Forecasters will continue monitoring the situation closely. The Met Office will issue updated warnings and advisories as needed, helping communities prepare for what could develop into a prolonged period of hot weather after a cooler start to summer.
Source: Wales Online