The M4 is a major motorway that connects London and South West England, running from London to South Wales. It is a vital part of the UK transport network and economy, but it can also be affected by roadworks, accidents and congestion.
Latest M4 Congestion Reports
M4 westbound between J13 and J14 | Westbound | Congestion | West Berkshire
Location : The M4 westbound between junctions J13 and J14 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 20:00 and 20:15 on 1 May 2024. Cause : Broken down vehicle. Delay : There are currently delays of 40 minutes against expected traffic.
West Berkshire M4 Live Travel Updates
Wed, 01 May 2024 19:07:25 GMT
If you are planning to travel on the M4 motorway, you need to stay updated with the latest traffic news and information.
Live M4 Accident Updates
- No Reported Accidents
Traffic delays for the M4 motorway in Southern England. Latest travel news from UK Traffic Delays official open source data.
Westbound M4 Roadworks and Delays
M4 westbound between J13 and J14 | Westbound | Broken down vehicle | West Berkshire
Location : The M4 westbound between junctions J13 and J14 . Reason : Broken down vehicle. Status : Currently Active. Time To Clear : The event is expected to clear between 20:45 and 21:00 on 1 May 2024. Return To Normal : Normal traffic conditions are expected between 21:45 and 22:00 on 1 May 2024. Delay : There are currently delays of 30 minutes against expected traffic. Lanes Closed : There are lane closures.
West Berkshire M4 Live Travel Updates
Wed, 01 May 2024 19:06:49 GMTM4 westbound between J12 and J13 | Westbound | Road Works | West Berkshire
Location : The M4 westbound between junctions J12 and J13 . Lane Closures : Lane one is closed. Reason : Barrier repairs. Status : Currently Active. Period : expect disruption until 06:00 on 2 May 2024. Lanes Closed : There is one of three lanes closed.
West Berkshire M4 Live Travel Updates
Wed, 01 May 2024 19:06:34 GMTM4 westbound within J12 | Westbound | Road Works | West Berkshire
Location : The M4 westbound. Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 1 May 2024 to 06:00 on 2 May 2024. Schedule : From 21:00 on 3 May 2024 to 06:00 on 4 May 2024. Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 May 2024 to 17 May 2024. Schedule : Expect disruption everyday between 21:00 and 06:00 from 20 May 2024 to 24 May 2024. Lanes Closed : All lanes will be closed.
West Berkshire M4 Live Travel Updates
Wed, 01 May 2024 15:35:30 GMTM4 westbound at the Reading services slip road between J11 and J12 | Westbound | Road Works | West Berkshire
Location : The M4 westbound exit slip at Reading Services. Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 1 May 2024 to 06:00 on 2 May 2024. Schedule : From 21:00 on 3 May 2024 to 06:00 on 4 May 2024. Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 May 2024 to 17 May 2024. Schedule : Expect disruption everyday between 21:00 and 06:00 from 20 May 2024 to 24 May 2024. Lanes Closed : All lanes will be closed.
West Berkshire M4 Live Travel Updates
Wed, 01 May 2024 15:35:29 GMTM4 westbound at the Reading services between J11 and J12 | Westbound | Road Works | West Berkshire
Location : The M4 westbound between junctions J11 and J12 . Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 1 May 2024 to 06:00 on 2 May 2024. Schedule : From 21:00 on 3 May 2024 to 06:00 on 4 May 2024. Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 May 2024 to 17 May 2024. Schedule : Expect disruption everyday between 21:00 and 06:00 from 20 May 2024 to 24 May 2024. Lanes Closed : All lanes will be closed.
West Berkshire M4 Live Travel Updates
Wed, 01 May 2024 15:35:29 GMTM4 J12 westbound exit | Westbound | Road Works | West Berkshire
Location : The M4 westbound exit slip at junction J12 . Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 1 May 2024 to 06:00 on 2 May 2024. Schedule : From 21:00 on 3 May 2024 to 06:00 on 4 May 2024. Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 May 2024 to 17 May 2024. Schedule : Expect disruption everyday between 21:00 and 06:00 from 20 May 2024 to 24 May 2024. Lanes Closed : All lanes will be closed.
West Berkshire M4 Live Travel Updates
Wed, 01 May 2024 15:35:29 GMTM4 westbound within J11 | Westbound | Road Works | Reading
Location : The M4 westbound at junction J11 . Lane Closures : Lanes 1, 2 and 3 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 1 May 2024 to 06:00 on 2 May 2024. Schedule : From 21:00 on 3 May 2024 to 06:00 on 4 May 2024. Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 May 2024 to 17 May 2024. Schedule : Expect disruption everyday between 21:00 and 06:00 from 20 May 2024 to 24 May 2024. Lanes Closed : All lanes will be closed.
Reading M4 Live Travel Updates
Wed, 01 May 2024 15:35:28 GMTM4 westbound within J12 | Westbound | Road Works | West Berkshire
Location : The M4 westbound. Reason : Roadworks scheme is planned. Status : Pending. Schedule : From 21:00 on 1 May 2024 to 06:00 on 19 July 2024.
West Berkshire M4 Live Travel Updates
Wed, 01 May 2024 15:35:28 GMTM4 westbound between J17 and J18 | Westbound | Road Works | South Gloucestershire
Location : The M4 westbound between junctions J17 and J18 . Lane Closures : Lane one will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 08:00 on 2 May 2024 to 15:00 on 2 May 2024. Lanes Closed : There will be one of three lanes closed.
South Gloucestershire Live M4 Travel News
Wed, 01 May 2024 14:01:28 GMTM4 westbound within J20 | Westbound | Road Works | South Gloucestershire
Location : The M4 westbound between junctions J19 and J20 . Reason : Roadworks scheme is planned. Status : Pending. Schedule : From 20:00 on 7 May 2024 to 06:00 on 8 May 2024.
South Gloucestershire Live M4 Travel News
Wed, 01 May 2024 10:14:25 GMTM4 westbound within J20 | Westbound | Road Works | South Gloucestershire
Location : The M4 westbound at junction J20 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 7 May 2024 to 06:00 on 8 May 2024. Lanes Closed : All lanes will be closed.
South Gloucestershire Live M4 Travel News
Wed, 01 May 2024 10:14:25 GMTM4 westbound between J19 and J20 | Westbound | Road Works | South Gloucestershire
Location : The M4 westbound between junctions J19 and J20 . Lane Closures : Lanes 1 and 2 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 7 May 2024 to 06:00 on 8 May 2024. Lanes Closed : There will be two of three lanes closed.
South Gloucestershire Live M4 Travel News
Wed, 01 May 2024 10:14:25 GMTM4 westbound between J5 and J6 | Westbound | Road Works | Slough
Location : The M4 westbound between junctions J5 and J6 . Lane Closures : Lanes 1, 2 and 3 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 15 May 2024 to 06:00 on 16 May 2024. Lanes Closed : There will be three of four lanes closed.
Slough M4 Live Travel Updates
Wed, 01 May 2024 09:03:40 GMTM4 westbound within J6 | Westbound | Road Works | Slough
Location : The M4 westbound at junction J6 . Lane Closures : Lanes 1, 2 and 3 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 15 May 2024 to 06:00 on 16 May 2024. Lanes Closed : All lanes will be closed.
Slough M4 Live Travel Updates
Wed, 01 May 2024 09:03:40 GMTM4 westbound within J6 | Westbound | Road Works | Slough
Location : The M4 westbound between junctions J5 and J6 . Reason : Roadworks scheme is planned. Status : Pending. Schedule : From 20:00 on 15 May 2024 to 06:00 on 16 May 2024.
Slough M4 Live Travel Updates
Wed, 01 May 2024 09:03:39 GMTM4 westbound between J7 and J8 | Westbound | Road Works | Windsor and Maidenhead
Location : The M4 westbound between junctions J7 and J8 . Lane Closures : Lanes 3 and 4 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 16 May 2024 to 06:00 on 17 May 2024. Lanes Closed : There will be two of four lanes closed.
Windsor and Maidenhead M4 Live Travel Updates
Wed, 01 May 2024 08:52:53 GMTM4 westbound within J20 | Westbound | Road Works | South Gloucestershire
Location : The M4 westbound at junction J20 . Lane Closures : Lane two will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 1 May 2024 to 06:00 on 2 May 2024. Lanes Closed : There will be one of two lanes closed.
South Gloucestershire Live M4 Travel News
Wed, 01 May 2024 06:09:55 GMTM4 westbound between J19 and J20 | Westbound | Road Works | South Gloucestershire
Location : The M4 westbound between junctions J19 and J20 . Lane Closures : Lanes 2 and 3 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 1 May 2024 to 06:00 on 2 May 2024. Lanes Closed : There will be two of three lanes closed.
South Gloucestershire Live M4 Travel News
Wed, 01 May 2024 06:09:55 GMTM4 westbound between J19 and J20 | Westbound | Road Works | South Gloucestershire
Location : The M4 westbound between junctions J19 and J20 . Lane Closures : Lane one will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 20:00 and 06:00 from 1 May 2024 to 3 May 2024. Schedule : From 21:00 on 3 May 2024 to 06:00 on 4 May 2024. Schedule : Expect disruption everyday between 20:00 and 06:00 from 7 May 2024 to 10 May 2024. Schedule : From 21:00 on 10 May 2024 to 06:00 on 11 May 2024. Lanes Closed : There will be one of three lanes closed.
South Gloucestershire Live M4 Travel News
Wed, 01 May 2024 05:59:23 GMTM4 westbound between J17 and J18 | Westbound | Road Works | South Gloucestershire
Location : The M4 westbound between junctions J17 and J18 . Lane Closures : Lane three will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 22:00 and 06:00 from 1 May 2024 to 4 May 2024. Schedule : Expect disruption everyday between 22:00 and 06:00 from 6 May 2024 to 11 May 2024. Schedule : Expect disruption everyday between 22:00 and 06:00 from 13 May 2024 to 18 May 2024. Schedule : Expect disruption everyday between 22:00 and 06:00 from 20 May 2024 to 25 May 2024. Lanes Closed : There will be one of three lanes closed.
South Gloucestershire Live M4 Travel News
Wed, 01 May 2024 05:40:27 GMTM4 westbound within J17 | Westbound | Road Works | Wiltshire
Location : The M4 westbound between junctions J16 and J17 . Lane Closures : Lanes 2 and 3 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 20:00 and 06:00 from 1 May 2024 to 3 May 2024. Lanes Closed : There will be two of three lanes closed.
Wiltshire Live M4 Travel News
Wed, 01 May 2024 05:01:19 GMTM4 J5 westbound exit | Westbound | Road Works | Slough
Location : The M4 westbound exit slip at junction J5 . Lane Closures : Lane one will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 22:00 and 05:00 from 1 May 2024 to 3 May 2024. Schedule : From 23:00 on 3 May 2024 to 06:00 on 4 May 2024. Lanes Closed : There will be one of two lanes closed.
Slough M4 Live Travel Updates
Wed, 01 May 2024 04:11:05 GMTM4 westbound between J15 and J16 | Westbound | Road Works | Swindon
Location : The M4 westbound between junctions J15 and J16 . Lane Closures : Lanes 2 and 3 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 20:00 and 06:00 from 7 May 2024 to 9 May 2024. Lanes Closed : There will be two of three lanes closed.
Swindon Live M4 Travel News
Tue, 30 Apr 2024 19:13:26 GMTM4 westbound between J4 and J4B | Westbound | Road Works | Greater London Authority
Location : The M4 westbound between junctions J4 and J4B . Lane Closures : Lane one will be closed. Reason : Emergency roadside equipment maintenance is planned. Status : Pending. Schedule : From 23:00 on 3 May 2024 to 05:00 on 4 May 2024. Lanes Closed : There will be one of five lanes closed.
Greater London Authority M4 Live Travel Updates
Tue, 30 Apr 2024 15:02:34 GMTM4 J12 westbound access | Westbound | Road Works | West Berkshire
Location : The M4 westbound entry slip at junction J12 . Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 21:00 and 06:00 from 1 June 2024 to 3 June 2024. Lanes Closed : All lanes will be closed.
West Berkshire M4 Live Travel Updates
Tue, 30 Apr 2024 10:14:12 GMTM4 westbound within J13 | Westbound | Road Works | West Berkshire
Location : The M4 westbound between junctions J12 and J13 . Lane Closures : Lanes 1, 2 and 3 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 21:00 and 06:00 from 1 June 2024 to 3 June 2024. Lanes Closed : All lanes will be closed.
West Berkshire M4 Live Travel Updates
Tue, 30 Apr 2024 10:14:12 GMTM4 J13 westbound exit | Westbound | Road Works | West Berkshire
Location : The M4 westbound exit slip at junction J13 . Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 21:00 and 06:00 from 1 June 2024 to 3 June 2024. Lanes Closed : All lanes will be closed.
West Berkshire M4 Live Travel Updates
Tue, 30 Apr 2024 10:14:12 GMTM4 westbound between J17 and J18 | Westbound | Road Works | South Gloucestershire
Location : The M4 westbound between junctions J17 and J18 . Lane Closures : Lane one will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 08:00 on 7 May 2024 to 15:00 on 7 May 2024. Lanes Closed : There will be one of three lanes closed.
South Gloucestershire Live M4 Travel News
Tue, 30 Apr 2024 07:12:37 GMTM4 westbound within J20 | Westbound | Road Works | South Gloucestershire
Location : The M4 westbound between junctions J19 and J20 . Reason : Roadworks scheme. Status : Currently Active. Period : from 20:11 on 29 April 2024 to 06:00 on 2 May 2024.
South Gloucestershire Live M4 Travel News
Mon, 29 Apr 2024 19:12:03 GMTM4 westbound within J11 | Westbound | Road Works | Reading
Location : The M4 westbound at junction J11 . Lane Closures : Lanes 1, 2 and 3 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 17 May 2024 to 06:00 on 20 May 2024. Lanes Closed : All lanes will be closed.
Reading M4 Live Travel Updates
Mon, 29 Apr 2024 17:24:35 GMTM4 westbound within J12 | Westbound | Road Works | West Berkshire
Location : The M4 westbound. Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 17 May 2024 to 06:00 on 20 May 2024. Lanes Closed : All lanes will be closed.
West Berkshire M4 Live Travel Updates
Mon, 29 Apr 2024 17:24:35 GMTM4 J16 westbound exit | Westbound | Road Works | Wiltshire
Location : The M4 westbound exit slip at junction J16 . Lane Closures : Lane two will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 19:00 on 3 May 2024 to 06:00 on 4 May 2024. Lanes Closed : There will be one of two lanes closed.
Wiltshire Live M4 Travel News
Mon, 29 Apr 2024 17:24:35 GMTM4 westbound at the Reading services between J11 and J12 | Westbound | Road Works | West Berkshire
Location : The M4 westbound between junctions J11 and J12 . Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 17 May 2024 to 06:00 on 20 May 2024. Lanes Closed : All lanes will be closed.
West Berkshire M4 Live Travel Updates
Mon, 29 Apr 2024 17:24:35 GMTM4 westbound at the Reading services slip road between J11 and J12 | Westbound | Road Works | West Berkshire
Location : The M4 westbound exit slip at Reading Services. Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 17 May 2024 to 06:00 on 20 May 2024. Lanes Closed : All lanes will be closed.
West Berkshire M4 Live Travel Updates
Mon, 29 Apr 2024 17:24:35 GMTM4 westbound between J14 and J15 | Westbound | Road Works | West Berkshire
Location : The M4 westbound between junctions J14 and J15 . Lane Closures : Lanes 2 and 3 will be closed. Reason : Barrier repairs are planned. Status : Pending. Schedule : From 20:00 on 3 June 2024 to 06:00 on 4 June 2024. Lanes Closed : There will be two of three lanes closed.
West Berkshire Live M4 Travel News
Mon, 29 Apr 2024 17:24:35 GMTM4 westbound between J12 and J13 | Westbound | Road Works | West Berkshire
Location : The M4 westbound between junctions J12 and J13 . Lane Closures : Lanes 2 and 3 will be closed. Reason : Roadside drains works are planned. Status : Pending. Schedule : From 20:00 on 2 May 2024 to 06:00 on 3 May 2024. Lanes Closed : There will be two of three lanes closed.
West Berkshire M4 Live Travel Updates
Mon, 29 Apr 2024 17:24:35 GMTM4 westbound within J17 | Westbound | Road Works | Wiltshire
Location : The M4 westbound at junction J17 . Lane Closures : The hard shoulder is closed. Reason : Roadworks. Status : Currently Active. Period : expect disruption until 15:00 on 10 May 2024.
Wiltshire Live M4 Travel News
Mon, 29 Apr 2024 17:24:35 GMTM4 westbound within J12 | Westbound | Road Works | West Berkshire
Location : The M4 westbound. Reason : Roadworks scheme is planned. Status : Pending. Schedule : From 21:00 on 17 May 2024 to 06:00 on 20 May 2024.
West Berkshire M4 Live Travel Updates
Mon, 29 Apr 2024 17:24:35 GMTM4 westbound between J16 and J17 | Westbound | Road Works | Wiltshire
Location : The M4 westbound between junctions J16 and J17 . Lane Closures : Lanes 1, 2 and 3 will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 1 May 2024 to 06:00 on 2 May 2024. Lanes Closed : There will be three of four lanes closed.
Wiltshire Live M4 Travel News
Mon, 29 Apr 2024 17:24:35 GMTconnector at M4 J4/M4 spur (Heathrow) | Westbound | Road Works | Greater London Authority
Location : The M4 westbound entry slip at junction J4 . Reason : Emergency barrier repairs are planned. Status : Pending. Schedule : From 22:00 on 1 May 2024 to 05:00 on 2 May 2024. Lanes Closed : All lanes will be closed.
Greater London Authority M4 Live Travel Updates
Mon, 29 Apr 2024 17:24:35 GMT
Eastbound M4 Roadworks and Delays
Traffic Incidents M4 Wales.
Information supplied direct by Traffic Wales.
M4 : Eastbound : J40 Taibach : Maintenance work : Entry slip road closed : 28/04/24-10/05/24 2000-0600 :
Description: M4 : Eastbound : J40 Taibach : Maintenance work : Entry slip road closed : 28/04/24-10/05/24 2000-0600 :, Start time: 28/04/2024 20:00 , End Date: 10/05/2024 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 29/04/2024 13:37
Travel delays Wales.M4 : Westbound : J40 Taibach : Maintenance work : Exit slip road closed : 28/04/24-03/05/24 2000-0600 :
Description: M4 : Westbound : J40 Taibach : Maintenance work : Exit slip road closed : 28/04/24-03/05/24 2000-0600 :, Start time: 28/04/2024 20:00 , End Date: 03/05/2024 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 29/04/2024 14:59Travel delays Wales.M4 : Westbound : J44 Lon Las : Maintenance work : Offslip closed : Local diversions in place 23/04/24-25/05/24 2000-0600 :
Description: M4 : Westbound : J44 Lon Las : Maintenance work : Offslip closed : Local diversions in place 23/04/24-25/05/24 2000-0600 :, Start time: 23/04/2024 20:00 , End Date: 25/05/2024 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 30/04/2024 8:05Travel delays Wales.
Travel delays Wales.M4 Motorway Map
Live traffic flow information. Avoid M4 travel congestion and plan a smarter route.
Traffic delay information supplied by UK Traffic Delays. Live traffic reports, roadworks and travel news for the M4 motorway in England.
Our M4 travel news is as up to date as possible but please do always check with local radio news sources and always allow plenty of time for your journey.
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Will M4 be closed at Pontabraham on Sunday 3rd September.Also what other roadworks the same day on M4.
On Saturday 19 March at approx midnight, I will drive from London to Windsor on the M4 hoping to exit at junction 6 for Windsor. Will I be able to do this smoothly or will there be deviations on my way to Windsor from London for M4 works on Saturday the 19th of March? Thanks