M4 Traffic
Welcome to the M4 Traffic website.
M4 Traffic is dedicated to featuring the latest M4 traffic news,
traffic updates, traffic reports, details of roadworks and other M4 news of interest
to motorists using the M4 motorway. Information about the M4 Motorway.
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The M4 Traffic aims to bring you you the latest traffic updates
released quickly and clearly. Easy and speed of use is the main aim of
the M4 Traffic website. M4 news and updates at a glance.
M4 Traffic is part of the UK Traffic News network.
Latest M4 Traffic Reports and M4 Traffic Updates
The aim of M4 Traffic.co.uk is simple.....
Feature the latest M4 traffic reports and M1 traffic updates. You can search our website for the latest M4 traffic news.
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The Latest M4 Traffic News in about M4 Delays, M4 Accidents, M4 Roadworks
Below are some of the latest M4 traffic reports in.
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latest M4 traffic news and M4 traffic reports.
M4 westbound between J19 and J20 | Westbound | CongestionSun, 29 Mar 2026 21:07:06 GMT
M4 Current Traffic Incidents
Location : The M4 westbound between junctions J19 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 22:00 and 22:15 on 29 March 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
M4 westbound between J19 and J20 | Westbound | CongestionSun, 29 Mar 2026 20:47:35 GMT
M4 Current Traffic Incidents
Location : The M4 westbound between junctions J19 and J20 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 21:45 and 22:00 on 29 March 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
M4 westbound between J4B and J5 | Westbound | CongestionSun, 29 Mar 2026 16:37:21 GMT
M4 Current Traffic Incidents
Location : The M4 westbound between junctions J4B and J5 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:30 and 17:45 on 29 March 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
M4 westbound between J4 and J4B | Westbound | AccidentSun, 29 Mar 2026 17:29:54 GMT
M4 Current Traffic Incidents
Location : The M4 westbound between junctions J4 and J4B .
Lane Closures : Lanes 1 and 2 are closed.
Reason : Road traffic collision.
Status : Currently Active.
Lanes Closed : There are two of five lanes closed.
link road from M25 J15 clockwise to M4 J4B westbound | Westbound | Vehicle RecoverySun, 29 Mar 2026 17:37:44 GMT
M4 Current Traffic Incidents
Location : The M4 westbound entry slip at junction J4B from M25 clockwise.
Reason : Vehicle tyre change.
Status : Currently Active.
Time To Clear : The event is expected to clear between 19:15 and 19:30 on 29 March 2026.
Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 29 March 2026.
Lanes Closed : There are lane closures.
M4 eastbound between J10 and J8 | Eastbound | AccidentSun, 29 Mar 2026 18:57:18 GMT
M4 Current Traffic Incidents
Location : The M4 eastbound between junctions J10 and J8 .
Reason : Road traffic collision.
Status : Currently Active.
Time To Clear : The event is expected to clear between 21:00 and 21:15 on 29 March 2026.
Return To Normal : Normal traffic conditions are expected between 21:00 and 21:15 on 29 March 2026.
Lanes Closed : There are lane closures.
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