India, Aug. 18 -- Active traffic incidents on the M4 include a westbound lane closure between Junction 1 and Junction 2 alongside planned overnight maintenance closures across multiple junctions. Here's everything you need to know about the M4 traffic update today, affected routes, junctions, diversions, alternative routes, and more.

Active Disruptions

Junction 1 to Junction 2 (Westbound): A lane closure is causing localized delays.

Peak Congestion: Slow-moving traffic is building during typical afternoon rush hour windows (16:30-19:30), especially near persistent bottlenecks like the Almondsbury Interchange (J20) and the Brynglas Tunnels (J25A/J26).

M4 Traffic Update Today: Scheduled Roadworks & Overnight Closures

The following main...