Heavy rain could cause travel disruption and flooding in Northern Ireland, north Wales, northern England and Scotland
Thunderstorms could bring lightning, hail and downpours to parts of the UK this weekend, following damp conditions at the start of August.
The Met Officeissued a yellow thunderstorm warning from 4am until midnight on Saturday, covering Northern Ireland, north Wales, northern England and up into central Scotland, with heavy showers potentially causing travel disruption and flooding in a few places.