Latest M4 traffic news, updates & roadworks

M4 Traffic

Latest M4 Traffic News

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Latest M4 Traffic News Updates

16 matching items - showing 1-10 of 16 total available news items

  • M4 eastbound lane 3 and 2 closure (82/7 to 80/1)

    Active nowUpdateEastbound
    Time now: Thursday, 20 August 2026, 20:50

    20:3520 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J13 and J12
    Direction
    Eastbound
    Lanes closed
    Lane closures
    Reason
    Repair work
    Schedule
    19:40 Thu 20 Aug → 06:00 Fri 21 Aug
    ⏳Expected to clear in ~9h 09m HA planned end: 06:00 Fri 21 Aug

  • M4 westbound Jct 17 exit and entry slip roads lane closures

    Active nowRoadworksWestbound Slip road closed
    Time now: Thursday, 20 August 2026, 20:50

    20:3520 Aug 2026reported 14 min ago

    Location
    M4 J17 westbound exit
    Direction
    Westbound
    Lanes closed
    Slip road closed
    Reason
    Maintenance work
    Schedule
    19:46 Thu 20 Aug → 06:00 Fri 21 Aug
    ⏳Expected to clear in ~9h 09m HA planned end: 06:00 Fri 21 Aug

  • M4 eastbound Jct 17 exit and entry slip roads lane closures

    Active nowRoadworksEastbound Slip road closed
    Time now: Thursday, 20 August 2026, 20:50

    20:3520 Aug 2026reported 14 min ago

    Location
    M4 J17 eastbound exit
    Direction
    Eastbound
    Lanes closed
    Slip road closed
    Reason
    Maintenance work
    Schedule
    19:44 Thu 20 Aug → 06:00 Fri 21 Aug
    ⏳Expected to clear in ~9h 09m HA planned end: 06:00 Fri 21 Aug

  • M4 eastbound Jct 18 to Jct 17 lane closure 154/2-152/5

    Active nowRoadworksEastbound
    Time now: Thursday, 20 August 2026, 20:50

    20:3520 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J18 and J17
    Direction
    Eastbound
    Lanes closed
    Lane closures
    Reason
    Maintenance work
    Schedule
    19:44 Thu 20 Aug → 06:00 Fri 21 Aug
    ⏳Expected to clear in ~9h 09m HA planned end: 06:00 Fri 21 Aug

  • Hardshoulder closure

    Active nowRoadworksEastbound
    Time now: Thursday, 20 August 2026, 20:50

    20:3520 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J17 and J16
    Direction
    Eastbound
    Lanes closed
    Hard shoulder closed
    Reason
    Roadworks
    Schedule
    23:59 Tue 27 Apr 2021 → 18:00 Fri 30 Jul 2027
    ⏳Long-term works - HA planned end: 18:00 Fri 30 Jul 2027.

  • single lane running

    Active nowRoadworksEastbound
    Time now: Thursday, 20 August 2026, 20:50

    20:3520 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J19 and J18
    Direction
    Eastbound
    Lanes closed
    Restriction
    Reason
    Maintenance work
    Schedule
    19:42 Thu 20 Aug → 06:00 Fri 21 Aug
    ⏳Expected to clear in ~9h 09m HA planned end: 06:00 Fri 21 Aug

  • M4 eastbound lanes 1 and 2 closed

    Active nowRoadworksEastbound
    Time now: Thursday, 20 August 2026, 20:50

    20:3520 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J19 and J18
    Direction
    Eastbound
    Lanes closed
    Lane closures
    Reason
    Construction work
    Schedule
    19:51 Thu 20 Aug → 06:00 Fri 21 Aug
    ⏳Expected to clear in ~9h 09m HA planned end: 06:00 Fri 21 Aug

  • M4 eastbound lane 3 and 2 closure (82/7 to 80/1)

    PlannedUpdateEastbound
    Time now: Thursday, 20 August 2026, 20:50

    20:3520 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J13 and J12
    Direction
    Eastbound
    Lanes closed
    Lane closures
    Reason
    Repair work
    Schedule
    20:00 Thu 20 Aug → 06:00 Fri 21 Aug

    Forecast - not confirmed

    🚧HA scheduled: 20:00 Thu 20 Aug → 06:00 Fri 21 Aug underway until 06:00 Fri 21 Aug

  • M4 eastbound lanes 1 and 2 closed

    PlannedRoadworksEastbound
    Time now: Thursday, 20 August 2026, 20:50

    20:3520 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J19 and J18
    Direction
    Eastbound
    Lanes closed
    Lane closures
    Reason
    Construction work
    Schedule
    20:00 Thu 20 Aug → 06:00 Fri 21 Aug

    Forecast - not confirmed

    🚧HA scheduled: 20:00 Thu 20 Aug → 06:00 Fri 21 Aug underway until 06:00 Fri 21 Aug

  • M48 Eastbound Jct 1 to M4 Jct 21 mobile lane closure 194/3-189/5

    PlannedRoadworksEastbound
    Time now: Thursday, 20 August 2026, 20:50

    20:3520 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J21 and J20
    Direction
    Eastbound
    Lanes closed
    Lane closures
    Reason
    Tree and vegetation cutting work
    Schedule
    21:00 Thu 20 Aug → 06:00 Fri 21 Aug

    Forecast - not confirmed

    🚧HA scheduled: 21:00 Thu 20 Aug → 06:00 Fri 21 Aug starts in about 9 minutes · lasts ~9h 00m

    • Updated 20:50 Thu 20 Aug

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    Latest M4 Traffic News Updates

    How to find the latest M4 traffic news

    Our live M4 feed updates throughout the day with the latest reports on delays, roadworks, accidents, closures and congestion along the M4 motorway. Search by junction number and direction — eastbound or westbound — to focus on the stretch you’re travelling, whether that’s the M25 interchange at Junction 4b, the Severn crossing, the M5 at Almondsbury, or the run into Cardiff and Swansea. A quick check before you leave can save you sitting in avoidable traffic.