A yellow weather warning has been issued for Glasgow this weekend.
The MET Office has warned of "heavy showers and thunderstorms" across most of the UK, including the city.
This comes as tens of thousands will flock to Glasgow Green as Sam Fender, Kasabian, Aitch, Mimi Webb and more are due to take the stage.
Forecasters warned residents to expect flooding, lightning, delays to train and bus services and power cuts.
The warning is in place between 9am and midnight tomorrow, Saturday July 8.