Latest M4 traffic news, updates & roadworks

M4 Traffic

Latest M4 Traffic News

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Latest M4 Traffic News Updates

13 matching items - showing 1-10 of 13 total available news items

  • M4 eastbound lane 1 and lane 2 closure (107/1 to 106/2)

    Active nowRoadworksEastbound
    Time now: Wednesday, 12 August 2026, 20:25

    20:1112 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J15 and J14
    Direction
    Eastbound
    Lanes closed
    Lane closures
    Reason
    Maintenance work
    Schedule
    20:00 Wed 12 Aug → 06:00 Thu 13 Aug
    ⏳Expected to clear in ~9h 34m HA planned end: 06:00 Thu 13 Aug

  • M4 eastbound lane 1 and 2 closure (47/0 to 44/6) and lane closure on Jct 8/9 exit/entry slip

    Active nowRoadworksEastbound Slip road closed
    Time now: Wednesday, 12 August 2026, 20:25

    20:1112 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J8 and J7
    Direction
    Eastbound
    Lanes closed
    Slip road closed
    Reason
    Maintenance work
    Schedule
    20:00 Wed 12 Aug → 06:00 Thu 13 Aug
    ⏳Expected to clear in ~9h 34m HA planned end: 06:00 Thu 13 Aug

  • M4 Eastbound Jct 17 to 16 lane 3 closure 147/5b - 146/7b

    Active nowUpdateEastbound
    Time now: Wednesday, 12 August 2026, 20:25

    20:1112 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J17 and J16
    Direction
    Eastbound
    Lanes closed
    Lane closures
    Reason
    Repair work
    Schedule
    19:49 Wed 12 Aug → 06:00 Thu 13 Aug
    ⏳Expected to clear in ~9h 34m HA planned end: 06:00 Thu 13 Aug

  • Hardshoulder closure

    Active nowRoadworksEastbound
    Time now: Wednesday, 12 August 2026, 20:25

    20:1112 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.

  • M4 eastbound Jct 22 to Jct 23 Prince of Wales bridge - lane closure 201/8-196/8

    Active nowRoadworksEastbound
    Time now: Wednesday, 12 August 2026, 20:25

    20:1112 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J23 and J22
    Direction
    Eastbound
    Lanes closed
    Lane closures
    Reason
    Roadworks
    Schedule
    19:41 Wed 12 Aug → 06:00 Thu 13 Aug
    ⏳Expected to clear in ~9h 34m HA planned end: 06:00 Thu 13 Aug

  • M4 eastbound Jct 5 entry slip road lane closures

    PlannedRoadworksEastbound Slip road closed
    Time now: Wednesday, 12 August 2026, 20:25

    20:1112 Aug 2026reported 14 min ago

    Location
    M4 J5 eastbound access
    Direction
    Eastbound
    Lanes closed
    Slip road closed
    Reason
    Roadworks
    Schedule
    20:00 Wed 12 Aug → 06:00 Thu 13 Aug

    Forecast - not confirmed

    🚧HA scheduled: 20:00 Wed 12 Aug → 06:00 Thu 13 Aug underway until 06:00 Thu 13 Aug

  • M4 eastbound lane 1 and 2 closure (34/0 to 31/4)

    PlannedRoadworksEastbound
    Time now: Wednesday, 12 August 2026, 20:25

    20:1112 Aug 2026reported 14 min ago

    Location
    M4 eastbound within J5
    Direction
    Eastbound
    Lanes closed
    Lane closures
    Reason
    Roadworks
    Schedule
    20:00 Wed 12 Aug → 06:00 Thu 13 Aug

    Forecast - not confirmed

    🚧HA scheduled: 20:00 Wed 12 Aug → 06:00 Thu 13 Aug underway until 06:00 Thu 13 Aug

  • M25 Clockwise Jct 15 to Jct 16 and M4 Eastbound and westbound link road closure to M25 Anti-clockwise

    PlannedRoadworksAnticlockwise Road closed
    Time now: Wednesday, 12 August 2026, 20:25

    20:1112 Aug 2026reported 14 min ago

    Location
    link road from M4 J4B eastbound to M25 J15
    Direction
    Anticlockwise
    Lanes closed
    Carriageway closed
    Reason
    Roadworks
    Schedule
    22:00 Wed 12 Aug → 05:30 Thu 13 Aug

    Forecast - not confirmed

    🚧HA scheduled: 22:00 Wed 12 Aug → 05:30 Thu 13 Aug starts in about 2 hours · lasts ~7h 30m

  • M4 Eastbound Jct 5 to Jct 4B Lane 1 closure

    PlannedRoadworksEastbound
    Time now: Wednesday, 12 August 2026, 20:25

    20:1112 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J5 and J4B
    Direction
    Eastbound
    Lanes closed
    Lane closures
    Reason
    Roadworks
    Schedule
    22:00 Wed 12 Aug → 05:30 Thu 13 Aug

    Forecast - not confirmed

    🚧HA scheduled: 22:00 Wed 12 Aug → 05:30 Thu 13 Aug starts in about 2 hours · lasts ~7h 30m

  • M4 eastbound Jct 18 to 17 - single lane running (166/1 to 161/7)

    PlannedRoadworksEastbound
    Time now: Wednesday, 12 August 2026, 20:25

    20:1112 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J18 and J17
    Direction
    Eastbound
    Lanes closed
    Restriction
    Reason
    Maintenance work
    Schedule
    20:00 Wed 12 Aug → 06:00 Thu 13 Aug

    Forecast - not confirmed

    🚧HA scheduled: 20:00 Wed 12 Aug → 06:00 Thu 13 Aug underway until 06:00 Thu 13 Aug

  • M4 both directions Jct 15 to 22 - mobile lane closure

    PlannedRoadworksBoth directions
    Time now: Wednesday, 12 August 2026, 20:25

    20:1112 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J18 and J17
    Direction
    Both directions
    Lanes closed
    Lane closures
    Reason
    Maintenance work
    Schedule
    20:00 Wed 12 Aug → 06:00 Thu 13 Aug

    Forecast - not confirmed

    🚧HA scheduled: 20:00 Wed 12 Aug → 06:00 Thu 13 Aug underway until 06:00 Thu 13 Aug

  • M4 Jct 8/9 Roundabout partial closure

    PlannedRoadworks Road closed
    Time now: Wednesday, 12 August 2026, 20:25

    20:1112 Aug 2026reported 14 min ago

    Location
    roundabout at M4 J8/A404(M) J9/A308(M)
    Direction
    Not available
    Lanes closed
    Carriageway closed
    Reason
    Maintenance work
    Schedule
    21:00 Wed 12 Aug → 06:00 Thu 13 Aug

    Forecast - not confirmed

    🚧HA scheduled: 21:00 Wed 12 Aug → 06:00 Thu 13 Aug starts in about 34 minutes · lasts ~9h 00m

  • M4 eastbound lane 3 closure ( 95.9 to 95.2)

    PlannedUpdateEastbound
    Time now: Wednesday, 12 August 2026, 20:25

    20:1112 Aug 2026reported 14 min ago

    Location
    M4 eastbound between J14 and J13
    Direction
    Eastbound
    Lanes closed
    Lane closures
    Reason
    Repair work
    Schedule
    20:00 Wed 12 Aug → 06:00 Thu 13 Aug

    Forecast - not confirmed

    🚧HA scheduled: 20:00 Wed 12 Aug → 06:00 Thu 13 Aug underway until 06:00 Thu 13 Aug

    • Updated 20:25 Wed 12 Aug

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    Latest M4 Traffic News Updates

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    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.