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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!

17 M4 Traffic News Updates

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m4 traffic news updateM4 J18 eastbound exit | Eastbound | Congestion
Mon, 22 Dec 2025 14:06:28 GMT

M4 Current Traffic Incidents

Location : The M4 eastbound exit slip at junction J18 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 14:00 and 14:15 on 22 December 2025. Delay : There are currently delays of 10 minutes against expected traffic.
 
m4 traffic news updateM4 eastbound between J18 and J17 | Eastbound | Accident
Mon, 22 Dec 2025 14:03:52 GMT

M4 Current Traffic Incidents

Location : The M4 eastbound between junctions J18 and J17 . Reason : Road traffic collision. Status : Currently Active. Time To Clear : The event is expected to clear between 15:15 and 15:30 on 22 December 2025. Return To Normal : Normal traffic conditions are expected between 15:15 and 15:30 on 22 December 2025. Delay : There are currently delays of 1 hour against expected traffic. Lanes Closed : There are lane closures.
 
m4 traffic news updateM4 eastbound between J18 and J17 | Eastbound | Congestion
Mon, 22 Dec 2025 13:42:25 GMT

M4 Current Traffic Incidents

Location : The M4 eastbound between junctions J18 and J17 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 13:45 and 14:00 on 22 December 2025. Delay : There are currently delays of 30 minutes against expected traffic.
 
m4 traffic news updateM4 eastbound between J15 and J14 | Eastbound | Accident
Mon, 22 Dec 2025 10:14:33 GMT

M4 Current Traffic Incidents

Location : The M4 eastbound between junctions J15 and J14 . Lane Closures : The hard shoulder and lane 1 are closed. Reason : Road traffic collision. Status : Currently Active. Time To Clear : The event is expected to clear between 11:30 and 11:45 on 22 December 2025. Return To Normal : Normal traffic conditions are expected between 11:30 and 11:45 on 22 December 2025. Lanes Closed : There is one of three lanes closed.
 
m4 traffic news updateM4 J15 eastbound access | Eastbound | Congestion
Mon, 22 Dec 2025 09:16:18 GMT

M4 Current Traffic Incidents

Location : The M4 eastbound entry slip at junction J15 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 09:15 and 09:30 on 22 December 2025. Delay : There are currently delays of 10 minutes against expected traffic.
 
m4 traffic news updateM4 J19 westbound access | Westbound | Congestion
Mon, 22 Dec 2025 08:57:17 GMT

M4 Current Traffic Incidents

Location : The M4 westbound entry slip at junction J19 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 09:00 and 09:15 on 22 December 2025. Delay : There are currently delays of 10 minutes against expected traffic.
 
m4 traffic news updateM4 westbound within J19 | Westbound | Congestion
Mon, 22 Dec 2025 08:56:18 GMT

M4 Current Traffic Incidents

Location : The M4 westbound at junction J19 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 09:00 and 09:15 on 22 December 2025. Delay : There are currently delays of 10 minutes against expected traffic.
 
m4 traffic news updateM4 eastbound between J15 and J14 | Eastbound | Congestion
Mon, 22 Dec 2025 08:51:29 GMT

M4 Current Traffic Incidents

Location : The M4 eastbound between junctions J15 and J14 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 08:45 and 09:00 on 22 December 2025. Delay : There are currently delays of 10 minutes against expected traffic.
 
m4 traffic news updateM4 eastbound within J15 | Eastbound | Congestion
Mon, 22 Dec 2025 08:49:18 GMT

M4 Current Traffic Incidents

Location : The M4 eastbound at junction J15 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 08:45 and 09:00 on 22 December 2025. Delay : There are currently delays of 10 minutes against expected traffic.
 
m4 traffic news updateM4 westbound between J19 and J20 | Westbound | Broken down vehicle
Mon, 22 Dec 2025 08:31:30 GMT

M4 Current Traffic Incidents

Location : The M4 westbound between junctions J19 and J20 . Lane Closures : The hard shoulder and lane 1 are closed. Reason : Broken down vehicle. Status : Currently Active. Time To Clear : The event is expected to clear between 09:15 and 09:30 on 22 December 2025. Return To Normal : Normal traffic conditions are expected between 09:15 and 09:30 on 22 December 2025. Lanes Closed : There is one of three lanes closed.
 
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