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M40 road closures & live traffic incidents

No live incident closures on the M40 right now, but 1 roadwork is currently in force.

Live M40 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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M40 roadworks in force now

Hard shoulder closure southbound

Planned Roadworks National Highways
Royal Leamington Spa M40 · M40 Southbound Between J16 And J15

Expected to clear in 2 days 11 hours

Started 2 Sep 2026, 04:00 Expected clear 4 Sep 2026, 19:00

Hard shoulder closure southbound

Category: Road Maintenance
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M40 closures planned this week

M40 Southbound Jct 11 to Jct 10 lane 3 and 2 closure

Planned Roadworks National Highways
Bicester M40 · M40 Southbound Between J11 And J10

Starts in 11 hours 34 minutes

Starts 2 Sep 2026, 19:00 Expected clear 3 Sep 2026, 05:00

M40 Southbound Jct 11 to Jct 10 lane 3 and 2 closure

Category: Road Maintenance
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M40 Southbound Jct 5 to Jct 4 lane 3 and 2 closure

Planned Roadworks National Highways
Wycombe M40 · M40 Southbound Between J5 And J4

Starts in 12 hours 34 minutes

Starts 2 Sep 2026, 20:00 Expected clear 3 Sep 2026, 05:00

M40 Southbound Jct 5 to Jct 4 lane 3 and 2 closure

Category: Road Maintenance
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M40 Southbound Jct 1a to Jct 1 lane 1 closure

Planned Roadworks National Highways
South Bucks M40 · M40 Southbound Between J1A And J1

Starts in 13 hours 49 minutes

Starts 2 Sep 2026, 21:15 Expected clear 3 Sep 2026, 05:00

M40 Southbound Jct 1a to Jct 1 lane 1 closure

Category: Road Maintenance
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M40 Southbound Jct 1 exit slip road closure

Planned Roadworks National Highways
Hillingdon M40 · M40 J1 Southbound Exit

Starts in 13 hours 49 minutes

Starts 2 Sep 2026, 21:15 Expected clear 3 Sep 2026, 05:00

M40 Southbound Jct 1 exit slip road closure

Category: Road Maintenance
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M40 Southbound Jct 12 to Jct 9 lane 3and 2 closure

Planned Roadworks National Highways
Bicester M40 · M40 Southbound Between J11 And J10

Starts in 13 hours 49 minutes

Starts 2 Sep 2026, 21:15 Expected clear 3 Sep 2026, 05:00

M40 Southbound Jct 12 to Jct 9 lane 3and 2 closure

Category: Road Maintenance
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Recently cleared on the M40

All live closures M40 closure history