M40 road closures & live traffic incidents

No live incident closures on the M40 right now, but 3 roadworks are 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

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

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

Expected to clear in 1 hour 35 minutes

Started 4 Aug 2026, 21:15 Expected clear 5 Aug 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 9 to Jct 8a, hard shoulder closure.

Planned Roadworks National Highways
Bicester M40 · M40 Southbound Between J9 And J8A

Expected to clear in 1 day 19 hours

Started 4 Aug 2026, 06:00 Expected clear 6 Aug 2026, 22:59

M40 Southbound, Jct 9 to Jct 8a, hard shoulder closure.

Category: Road Maintenance
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M40 southbound, Jct 7 to Jct 6, hard shoulder closure

Active Roadworks National Highways
Benson M40 · M40 Southbound Between J7 And J6

Expected to clear in 19 hours 34 minutes

Started 2 Aug 2026, 08:55 Expected clear 5 Aug 2026, 22:59

M40 southbound, Jct 7 to Jct 6, hard shoulder closure

Category: Road Maintenance
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M40 closures planned this week

M40 Southbound Jct 14 to Jct 13 hardshoulder closure.

Planned Roadworks National Highways
Royal Leamington Spa M40 · M40 Southbound Between J14 And J13

Starts in 2 hours 35 minutes

Starts 5 Aug 2026, 06:00 Expected clear 7 Aug 2026, 22:59

M40 Southbound Jct 14 to Jct 13 hardshoulder closure.

Category: Road Maintenance
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M40 Southbound, Jct 8a exit slip road lane one closure

Planned Roadworks National Highways
Benson M40 · M40 J8A Southbound Exit

Starts in 2 hours 35 minutes

Starts 5 Aug 2026, 06:00 Expected clear 5 Aug 2026, 18:00

M40 Southbound, Jct 8a exit slip road lane one closure

Category: Road Maintenance
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M40 exit slip road lane closure northbound

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

Starts in 15 hours 35 minutes

Starts 5 Aug 2026, 19:00 Expected clear 6 Aug 2026, 05:00

M40 exit slip road lane closure northbound

Category: Road Maintenance
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M40 exit slip road lane closure southbound

Planned Roadworks National Highways
Bicester M40 · M40 J10 Northbound Exit

Starts in 15 hours 35 minutes

Starts 5 Aug 2026, 19:00 Expected clear 6 Aug 2026, 05:00

M40 exit slip road lane closure southbound

Category: Road Maintenance
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M40 northbound, Jct 9 to Jct 10, lane 3 and 2 closure

Planned Roadworks National Highways
Bicester M40 · M40 Northbound Between J9 And J10

Starts in 16 hours 35 minutes

Starts 5 Aug 2026, 20:00 Expected clear 6 Aug 2026, 05:00

M40 northbound, Jct 9 to Jct 10, lane 3 and 2 closure

Category: Road Maintenance
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M40 Southbound Jct 11 to Jct 10 lane 1 and lane 2 closures.

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

Starts in 16 hours 35 minutes

Starts 5 Aug 2026, 20:00 Expected clear 6 Aug 2026, 05:00

M40 Southbound Jct 11 to Jct 10 lane 1 and lane 2 closures.

Category: Road Maintenance
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Lane 3 closure southbound

Planned Roadworks National Highways
Royal Leamington Spa M40 · Link Road From M42 J3A Northbound To M40 Southbound

Starts in 16 hours 35 minutes

Starts 5 Aug 2026, 20:00 Expected clear 6 Aug 2026, 05:00

Lane 3 closure southbound

Category: Road Maintenance
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M40 Southbound, Jct 11 to Jct 10, hard shoulder, lane 1 and 2 closure.

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

Starts in 16 hours 35 minutes

Starts 5 Aug 2026, 20:00 Expected clear 6 Aug 2026, 05:00

M40 Southbound, Jct 11 to Jct 10, hard shoulder, lane 1 and 2 closure.

Category: Road Maintenance
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M40 Southbound, Jct 11 to Jct 10, hard shoulder, lane 3 and 2 closure.

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

Starts in 16 hours 35 minutes

Starts 5 Aug 2026, 20:00 Expected clear 6 Aug 2026, 05:00

M40 Southbound, Jct 11 to Jct 10, hard shoulder, lane 3 and 2 closure.

Category: Road Maintenance
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M40 northbound, Jct 5 exit slip road closure

Planned Roadworks National Highways
Wycombe M40 · M40 J5 Northbound Exit

Starts in 17 hours 50 minutes

Starts 5 Aug 2026, 21:15 Expected clear 6 Aug 2026, 05:00

M40 northbound, Jct 5 exit slip road 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 17 hours 50 minutes

Starts 5 Aug 2026, 21:15 Expected clear 6 Aug 2026, 05:00

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

Category: Road Maintenance
View update

Recently cleared on the M40