The Met Office has issued a yellow thunderstorm warning following days of glorious sunshine.
The warning - which covers all of Greater Manchester as well as most of England and Wales - will come into force at 12am on Sunday (June 18). It will last all day, until 11.59pm.
Forecasters predict heavy rain and thunderstorms throughout the day 'will bring a chance of disruption to parts of England and Wales'. There is a 'small chance of flooding' in the areas covered by the warning.