Europe Met Office experts warn exactly when ‘heavy downpours’ will hit London in 15-hour thunderstorm alert There could also be road closures, delays and power-cuts across the UK My London – WeatherRead More About Author See author's posts Post navigation Previous A Piece of Rhode Island in the AtlanticNext Met Office London humidity forecast shows exactly when it’ll be most uncomfortable Related Stories London Easter weather latest as BBC forecasts 10 days of grim rain in a row All Regions Europe London Easter weather latest as BBC forecasts 10 days of grim rain in a row March 30, 2026 BBC Weather forecasts when exactly sunny weather will end – sooner than you think All Regions Europe BBC Weather forecasts when exactly sunny weather will end – sooner than you think March 29, 2026 Exact date thunderstorms will roll over London amid 5-day rain forecast All Regions Europe Exact date thunderstorms will roll over London amid 5-day rain forecast March 28, 2026