Live updates as heavy traffic builds on M4 with 50 minutes delays ahead of Billy Joel concert

Traffic is building on the M4 as thousands descend on Cardiff to see global music superstar Billy Joel perform.

Delays are being reported on the roads in different areas of Wales on Friday afternoon. The American singer-songwriter, best known for hits including Piano Man, takes to the stage at the Principality Stadium this evening, his only European gig of the year.

Roads are also busy across Wales with holiday traffic building ahead of the weekend when temperatures as high as 33C are forecast. Here, we'll provide live updates on how the roads are coping in the build up to the event. Join our WhatsApp news community here for the latest breaking news

Follow latest updates below: