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Welcome to our M4 traffic search page.

The traffic news and updates for the M4 motorway are updated by the minute during the day and overnight to help you find the latest M4 traffic news for today.

We feature M4 traffic news relevant to today, current M4 traffic reports and updates.

Information about M4 roadworks.

Information about the latest congestion on the M4 that could delay your journey down the M4 motorway.

M4 accidents, incidents and other delays.

Thank you for using M4Traffic.co.uk we do our best to feature the latest M4 motorway news to help you avoid the congestion and delays using the M4.

Come regularly to see our latest M4 updates!

39 M4 Traffic News Updates

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m4 traffic news updatelink road from A329(M) eastbound to M4 J10 westbound | Westbound | Accident
Tue, 17 Feb 2026 04:18:53 GMT

M4 Current Traffic Incidents

Location : The M4 westbound entry slip at junction J10 . Reason : Road traffic collision. Status : Currently Active. Time To Clear : The event is expected to clear between 05:15 and 05:30 on 17 February 2026. Return To Normal : Normal traffic conditions are expected between 05:15 and 05:30 on 17 February 2026. Lanes Closed : All lanes are closed.
 
m4 traffic news updateM4 westbound between J10 and J11 | Westbound | Accident
Tue, 17 Feb 2026 04:18:22 GMT

M4 Current Traffic Incidents

Location : The M4 westbound between junctions J10 and J11 . Reason : Road traffic collision. Status : Currently Active. Time To Clear : The event is expected to clear between 05:00 and 05:15 on 17 February 2026. Return To Normal : Normal traffic conditions are expected between 05:00 and 05:15 on 17 February 2026. Lanes Closed : All lanes are closed.
 
m4 traffic news updatelink road from A329(M) westbound to M4 J10 westbound | Westbound | Accident
Tue, 17 Feb 2026 04:18:53 GMT

M4 Current Traffic Incidents

Location : The M4 westbound entry slip at junction J10 . Reason : Road traffic collision. Status : Currently Active. Time To Clear : The event is expected to clear between 05:15 and 05:30 on 17 February 2026. Return To Normal : Normal traffic conditions are expected between 05:15 and 05:30 on 17 February 2026. Lanes Closed : All lanes are closed.
 
m4 traffic news updateM4 eastbound between J5 and J4B | Eastbound | Road Works
Mon, 16 Feb 2026 22:27:32 GMT

M4 Roadworks

Location : The M4 eastbound between junctions J5 and J4B . Lane Closures : Lane one will be closed. Reason : Road repairs are planned. Status : Pending. Schedule : Expect disruption everyday between 22:00 and 05:30 from 23 February 2026 to 27 February 2026. Schedule : From 23:00 on 27 February 2026 to 06:00 on 28 February 2026. Schedule : Expect disruption everyday between 22:00 and 05:30 from 2 March 2026 to 6 March 2026. Schedule : From 23:00 on 6 March 2026 to 06:00 on 7 March 2026. ...
 
m4 traffic news updateM4 westbound between J16 and J17 | Westbound | Road Works
Mon, 16 Feb 2026 21:51:36 GMT

M4 Roadworks

Location : The M4 westbound between junctions J16 and J17 . Lane Closures : Lane one will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 23 February 2026 to 06:00 on 24 February 2026. Lanes Closed : There will be one of three lanes closed.
 
m4 traffic news updateM4 J4 eastbound access | Eastbound | Road Works
Mon, 16 Feb 2026 22:08:17 GMT

M4 Roadworks

Location : The M4 eastbound entry slip at junction J4 . Reason : Roadworks. Status : Currently Active. Period : from 22:06 on 16 February 2026 to 05:00 on 17 February 2026. Lanes Closed : All lanes are closed.
 
m4 traffic news updateM4 westbound between J15 and J16 | Westbound | Road Works
Mon, 16 Feb 2026 21:23:02 GMT

M4 Roadworks

Location : The M4 westbound between junctions J15 and J16 . Lane Closures : Lane one will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 23 February 2026 to 06:00 on 24 February 2026. Lanes Closed : There will be one of three lanes closed.
 
m4 traffic news updateM4 eastbound between J18 and J17 | Eastbound | Road Works
Mon, 16 Feb 2026 21:09:55 GMT

M4 Roadworks

Location : The M4 eastbound between junctions J18 and J17 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 20:00 and 06:00 from 23 February 2026 to 28 February 2026. Schedule : Expect disruption everyday between 20:00 and 06:00 from 2 March 2026 to 7 March 2026. Lanes Closed : There will be two of three lanes closed.
 
m4 traffic news updateM4 westbound between J14 and J15 | Westbound | Road Works
Mon, 16 Feb 2026 21:09:55 GMT

M4 Roadworks

Location : The M4 westbound between junctions J14 and J15 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 23 February 2026 to 06:00 on 24 February 2026. Lanes Closed : There will be two of three lanes closed.
 
m4 traffic news updateM4 westbound between J17 and J18 | Westbound | Road Works
Mon, 16 Feb 2026 21:09:56 GMT

M4 Roadworks

Location : The M4 westbound between junctions J17 and J18 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 20:00 and 06:00 from 23 February 2026 to 28 February 2026. Schedule : Expect disruption everyday between 20:00 and 06:00 from 2 March 2026 to 7 March 2026. Lanes Closed : There will be two of three lanes closed.
 
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