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M4 Motorway Traffic Cameras, News and Alerts

Choose a carriageway on the M4 motorway.

 M4 Eastbound
(90 Cameras) 
 M4 Westbound
(84 Cameras) 

Traffic Alerts

Last updated by National Highways on 23/01/2025 10:06

High Traffic

M4 eastbound between J5 (Slough (E) / Heathrow Airport (W)) and J4B • Accident

There are two of five lanes closed. Normal traffic conditions are expected between 13:45 and 14:00 on 23 January 2025.
Medium Traffic

M4 eastbound within J5 (Slough (E) / Heathrow Airport (W)) • Congestion

Normal traffic conditions are expected between 10:00 and 10:15 on 23 January 2025.

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