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Helping you find the latest M4 traffic news and updates.
We hope that the traffic news will help you avoid taffic jams and roadwords.
Our traffic news is designed to provide you with taffic news in a clear and informative way.
You can use the filter options below to find the latest traffic news for the M4 jourey you are planning to take.
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Hardshoulder closure
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 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 7 entry slip road closure
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 min ago
- Location
- M4 eastbound between J7 and J6
- Direction
- Eastbound
- Lanes closed
- Carriageway closed
- Reason
- Other
- Schedule
- 21:00 Tue 4 Aug → 06:00 Wed 5 Aug
Forecast — not confirmed
🚧HA scheduled: 21:00 Tue 4 Aug → 06:00 Wed 5 Aug starts in about 6 hours · lasts ~9h 00m -
M4 Eastbound Jct 3 to Jct 1 Carriageway closure
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 min ago
- Location
- M4 J2 eastbound access
- Direction
- Eastbound
- Lanes closed
- Carriageway closed
- Reason
- Roadworks
- Schedule
- 22:00 Tue 4 Aug → 05:30 Wed 5 Aug
Forecast — not confirmed
🚧HA scheduled: 22:00 Tue 4 Aug → 05:30 Wed 5 Aug starts in about 7 hours · lasts ~7h 30m -
M4 eastbound Jct 18 to 17 - single lane running (166/1 to 161/7)
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 min ago
- Location
- M4 eastbound between J18 and J17
- Direction
- Eastbound
- Lanes closed
- Restriction
- Reason
- Maintenance work
- Schedule
- 20:00 Tue 4 Aug → 06:00 Wed 5 Aug
Forecast — not confirmed
🚧HA scheduled: 20:00 Tue 4 Aug → 06:00 Wed 5 Aug starts in about 5 hours · lasts ~10h 00m -
M4 eastbound lane 3 closure (117/3 to 116/5)
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 min ago
- Location
- M4 eastbound between J15 and J14
- Direction
- Eastbound
- Lanes closed
- Lane closures
- Reason
- Repair work
- Schedule
- 20:00 Tue 4 Aug → 06:00 Wed 5 Aug
Forecast — not confirmed
🚧HA scheduled: 20:00 Tue 4 Aug → 06:00 Wed 5 Aug starts in about 5 hours · lasts ~10h 00m -
M4 eastbound lane 1 and lane 2 closure (81/3 to 80/4)
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 min ago
- Location
- M4 eastbound between J13 and J12
- Direction
- Eastbound
- Lanes closed
- Lane closures
- Reason
- Maintenance work
- Schedule
- 20:00 Tue 4 Aug → 06:00 Wed 5 Aug
Forecast — not confirmed
🚧HA scheduled: 20:00 Tue 4 Aug → 06:00 Wed 5 Aug starts in about 5 hours · lasts ~10h 00m -
M4 eastbound lanes 1 and 2 closed
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 min ago
- Location
- M4 eastbound between J19 and J18
- Direction
- Eastbound
- Lanes closed
- Lane closures
- Reason
- Construction work
- Schedule
- 20:00 Tue 4 Aug → 06:00 Wed 5 Aug
Forecast — not confirmed
🚧HA scheduled: 20:00 Tue 4 Aug → 06:00 Wed 5 Aug starts in about 5 hours · lasts ~10h 00m -
M4 both directions Jct 15 to 22 - mobile lane closure
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 min ago
- Location
- M4 eastbound between J18 and J17
- Direction
- Both directions
- Lanes closed
- Lane closures
- Reason
- Maintenance work
- Schedule
- 20:00 Tue 4 Aug → 06:00 Wed 5 Aug
Forecast — not confirmed
🚧HA scheduled: 20:00 Tue 4 Aug → 06:00 Wed 5 Aug starts in about 5 hours · lasts ~10h 00m -
M4 eastbound lane 1 closure (86/8 to 86/1)
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 min ago
- Location
- M4 eastbound between J13 and J12
- Direction
- Eastbound
- Lanes closed
- Lane closures
- Reason
- Maintenance work
- Schedule
- 20:00 Tue 4 Aug → 06:00 Wed 5 Aug
Forecast — not confirmed
🚧HA scheduled: 20:00 Tue 4 Aug → 06:00 Wed 5 Aug starts in about 5 hours · lasts ~10h 00m -
M4 eastbound lane 1 closure (99/4 to 98/7)
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 min ago
- Location
- M4 eastbound between J14 and J13
- Direction
- Eastbound
- Lanes closed
- Lane closures
- Reason
- Maintenance work
- Schedule
- 20:00 Tue 4 Aug → 06:00 Wed 5 Aug
Forecast — not confirmed
🚧HA scheduled: 20:00 Tue 4 Aug → 06:00 Wed 5 Aug starts in about 5 hours · lasts ~10h 00m -
M4 eastbound lane 1 and lane 2 closure ( 50/6 to 49/5)
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 min ago
- Location
- M4 eastbound between J10 and J8
- Direction
- Eastbound
- Lanes closed
- Lane closures
- Reason
- Maintenance work
- Schedule
- 20:00 Tue 4 Aug → 06:00 Wed 5 Aug
Forecast — not confirmed
🚧HA scheduled: 20:00 Tue 4 Aug → 06:00 Wed 5 Aug starts in about 5 hours · lasts ~10h 00m -
M4 eastbound lane 1, 2 and 3 closure (34/6 to 31/5)
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 min ago
- Location
- M4 eastbound between J6 and J5
- Direction
- Eastbound
- Lanes closed
- Lane closures
- Reason
- Other
- Schedule
- 21:00 Tue 4 Aug → 06:00 Wed 5 Aug
Forecast — not confirmed
🚧HA scheduled: 21:00 Tue 4 Aug → 06:00 Wed 5 Aug starts in about 6 hours · lasts ~9h 00m -
M4 eastbound lane 1, 2 and 3 closure (34/6 to 31/5)
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 min ago
- Location
- M4 eastbound between J6 and J5
- Direction
- Eastbound
- Lanes closed
- Lane closures
- Reason
- Other
- Schedule
- 21:00 Tue 4 Aug → 06:00 Wed 5 Aug
Forecast — not confirmed
🚧HA scheduled: 21:00 Tue 4 Aug → 06:00 Wed 5 Aug starts in about 6 hours · lasts ~9h 00m -
M4 southbound Jct 7 lane closure on Huntcombe Spur
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 min ago
- Location
- link road from A4 to M4 J7
- Direction
- Southbound
- Lanes closed
- Lane closures
- Reason
- Other
- Schedule
- 21:00 Tue 4 Aug → 06:00 Wed 5 Aug
Forecast — not confirmed
🚧HA scheduled: 21:00 Tue 4 Aug → 06:00 Wed 5 Aug starts in about 6 hours · lasts ~9h 00m -
M4 Eastbound Jct 4 to Jct 3 lane 2,3 closure
Time now: Tuesday, 4 August 2026, 14:5514:344 Aug 2026reported 21 min ago
- Location
- M4 eastbound between J4 and J3
- Direction
- Eastbound
- Lanes closed
- Lane closures
- Reason
- Roadworks
- Schedule
- 22:00 Tue 4 Aug → 05:30 Wed 5 Aug
Forecast — not confirmed
🚧HA scheduled: 22:00 Tue 4 Aug → 05:30 Wed 5 Aug starts in about 7 hours · lasts ~7h 30m
Updated 14:55, Tue 4 Aug 2026
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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.