M4 road closures & live traffic incidents

No live incident closures on the M4 right now, but 1 roadwork is currently in force.

Live M4 updates from National Highways and Traffic Wales: incident closures, roadworks in force, planned closures for the week ahead and recently cleared disruption.

Live incident

Active roadworks

Planned

Cleared

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M4 roadworks in force now

M4 eastbound Jct 23 to 22 lane 1 and 2 closed (203/3B to 195/7B)

Planned Roadworks National Highways

Monmouthshire M4 · M4 Eastbound Within J22

Expected to clear in 9 hours 39 minutes

Started 7 Jul 2026, 19:00 Expected clear 8 Jul 2026, 05:00

M4 eastbound Jct 23 to 22 lane 1 and 2 closed (203/3B to 195/7B)

Category: Road Maintenance

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M4 closures planned this week

M4 Jct 10 Slip 7 road closure

Planned Roadworks National Highways

Wokingham M4 · Link Road From M4 J10 Eastbound To A329(M) Eastbound

Starts in 39 minutes 16 seconds

Starts 7 Jul 2026, 20:00 Expected clear 8 Jul 2026, 05:00

M4 Jct 10 Slip 7 road closure

Category: Road Maintenance

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M4 eastbound Jct 8/9 entry slip road closure

Planned Roadworks National Highways

Windsor And Maidenhead M4 · M4 J8 Eastbound Exit

Starts in 39 minutes 16 seconds

Starts 7 Jul 2026, 20:00 Expected clear 8 Jul 2026, 05:00

M4 eastbound Jct 8/9 entry slip road closure

Category: Road Maintenance

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Recently cleared on the M4

All live closures M4 closure history