The Met Office says the two alerts, which cover most major cities like London, Cardiff, and Manchester, mean flooding could happen quickly ahead of the Bank Holiday weekend

The Met Office has warned conditions will turn unsettled from Wednesday with outbreaks of rain becoming widespread as warm and humid air spreads northwards across the country.

Brits will be hit by blustery thunderstorms following five back-to-back heatwaves over the summer with as many as 134 areas forecast to be completely soaked this weekend