Overview

• The Met Office forecasts a warm, mostly sunny Bank Holiday with temperatures peaking on Monday at about 29–31°C, especially in southern and south-eastern England.
• Forecasters expect Erin’s remnants to begin influencing the UK from Tuesday, with a band of rain moving west to east and a turn to more changeable conditions through midweek.
• Met Office guidance highlights the potential for very large waves, with swells reaching four to five metres around the western isles of Scotland and Ireland.
• Safety advice from the RNLI stresses using lifeguarded beaches and being alert to powerful rip currents, with hazards heightened by bigger surf and spring tides.
• WXCharts maps, cited by multiple outlets, indicate several south-eastern counties could exceed 30°C on Monday and suggest a late-afternoon peak around 6pm.