Traffic Alerts
Last updated by National Highways on 16/07/2025 11:09
M4 westbound between J20 (M5 / Bristol Filton Airport) and J21 (M48 / Chepstow) • Vehicle Recovery
There is one of two lanes closed. Normal traffic conditions are expected between 12:30 and 12:45 on 16 July 2025.
M4 westbound between J20 (M5 / Bristol Filton Airport) and J21 (M48 / Chepstow) • Congestion
Normal traffic conditions are expected between 12:15 and 12:30 on 16 July 2025.
M4 westbound between J10 (Bracknell / Reading) and J11 (Reading (S)) • Carriageway Lane Management
There is one of four lanes closed. Normal traffic conditions are expected between 13:30 and 13:45 on 16 July 2025.
Twitter Traffic