Overview

• A deep low pressure system is expected to bring windy and wet weather to western and northwestern areas early next week.
• Forecasts from the Met Office and WXCharts project high pressure will settle in by August 11, initiating the UK’s fourth heatwave.
• Temperatures are likely to surpass regional heatwave thresholds for at least three consecutive days between August 11 and 15, peaking at 35–36 °C in southern and eastern counties.
• Counties such as Essex and eastern Hertfordshire face the highest temperatures, while northern and western regions may remain marginally cooler.
• This summer’s heatwaves have triggered heat-health alerts and water restrictions, and forecasters caution that model uncertainties could shift the timing or severity of the upcoming heat.