Glastonbury Festival Braced For Heavy, Thundery Downpours - VIDEO

Fans have been warned to expect a “heavy, thundery downpour” on the opening day of the Glastonbury festival this Friday.

The Met Office – see video below – has said conditions for the site in Somerset are expected to remain fair until the event gets under way.

As well as a high risk of rain on Friday, fans should also prepare for shorter showers across the weekend.

Despite the threat of rain, however, temperatures will remain pleasant at about 24 degrees.

You can see today's advance forecast below – and keep checking back to Gigwise for the latest video forecast every day in the build up to the festival.

Glastonbury weather forecast - Tuesday: