The M5 at Junction 19 (Portishead) is expected to be particularly busy as traffic heads towards Ashton Court via the A369. Visitors are urged to plan journeys before travelling (Image: Bristol Balloon Fiesta)What time do the balloons fly? Nightglow displays will light up Ashton Court again (Image: Bristol Balloon Fiesta)What else is happening? Organisers' messageBen Hardy, executive director of Bristol International Balloon Fiesta, said: "The Fiesta is all about creating unforgettable memories, and a little preparation can make a big difference. The Bristol International Balloon Fiesta takes place at Ashton Court from August 7 to 9, with organisers expecting another busy weekend for one of the South West's most popular summer events.