Met Office forecast for Wales this week as country braces for torrential downpour

Wales is bracing for some more unsettled weather this week14:54, 31 Aug 2026Wales is facing a wet and unsettled start to September, with heavy rain and torrential downpours set to affect parts of the country this week.‌The Met Office is forecasting a changeable few days, with the worst of the weather expected from Wednesday onwards. Weather maps are showing the potential for bands of heavy rain to move across Wales on Wednesday morning, with further spells of wet weather continuing into Thursday and Friday.‌Monday will bring showers, with some heavy or thundery downpours possible before conditions gradually improve during the afternoon. Brighter spells are expected to develop as high pressure builds, with temperatures reaching around 21C.‌Tuesday should start largely dry and bright, but cl