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M40 road closures & live traffic incidents

No live closures are reported on the M40 right now.

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 closures planned this week

M25 Anticlockwise Jct 16 to M40 Eastbound Jct 1A Hardshoulder Closure

Planned Roadworks National Highways
South Bucks M40 · Link Road From M25 J16 Anti-Clockwise To M40 J1A Southbound

Starts in 33 minutes 42 seconds

Starts 7 Jul 2026, 08:30 Expected clear 7 Jul 2026, 15:00

M25 Anticlockwise Jct 16 to M40 Eastbound Jct 1A Hardshoulder Closure

Category: Road Maintenance
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M40 southbound to A46 northbound link road closure

Planned Roadworks National Highways
Royal Leamington Spa M40 · M40 J15 Southbound Exit (After Fast Slip)

Starts in 12 hours 3 minutes

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

M40 southbound to A46 northbound link road closure

Category: Road Maintenance
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M40 Southbound Jct 11 to Jct 10 lane 3 and lane 2 closures.

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

Starts in 12 hours 3 minutes

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

M40 Southbound Jct 11 to Jct 10 lane 3 and lane 2 closures.

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

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

Starts in 12 hours 3 minutes

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

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

Category: Construction Work
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M40 southbound, Jct 6 to Jct 4, hard shoulder, lane 1 and 2 closure

Planned Roadworks National Highways
Wycombe M40 · M40 Southbound Between J6 And J5

Starts in 13 hours 18 minutes

Starts 7 Jul 2026, 21:15 Expected clear 8 Jul 2026, 05:00

M40 southbound, Jct 6 to Jct 4, hard shoulder, lane 1 and 2 closure

Category: Construction Work
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M40 Southbound Jct 2 to Jct 1 lane 3 closure

Planned Roadworks National Highways
South Bucks M40 · M40 Southbound Between J2 And J1A

Starts in 13 hours 18 minutes

Starts 7 Jul 2026, 21:15 Expected clear 8 Jul 2026, 05:00

M40 Southbound Jct 2 to Jct 1 lane 3 closure

Category: Road Maintenance
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M40 Southbound Jct 2 to Jct 1 lane 3 and 2 closure

Planned Roadworks National Highways
South Bucks M40 · M40 Southbound Within J1A After M25 J16 Clockwise Access

Starts in 13 hours 18 minutes

Starts 7 Jul 2026, 21:15 Expected clear 8 Jul 2026, 05:00

M40 Southbound Jct 2 to Jct 1 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 13 hours 18 minutes

Starts 7 Jul 2026, 21:15 Expected clear 8 Jul 2026, 05:00

M40 northbound, Jct 5 exit slip road closure

Category: Construction Work
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M40 Northbound Jct 8a entry slip road closure

Planned Roadworks National Highways
Benson M40 · M40 J8A Northbound Access

Starts in 13 hours 18 minutes

Starts 7 Jul 2026, 21:15 Expected clear 8 Jul 2026, 05:00

M40 Northbound Jct 8a entry slip road closure

Category: Road Maintenance
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M40 Northbound Jct 8 to Jct 9 carriageway closure

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

Starts in 13 hours 18 minutes

Starts 7 Jul 2026, 21:15 Expected clear 8 Jul 2026, 05:00

M40 Northbound Jct 8 to Jct 9 carriageway closure

Category: Road Maintenance
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M40 southbound, Jct 5 entry slip road closure

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

Starts in 13 hours 18 minutes

Starts 7 Jul 2026, 21:15 Expected clear 8 Jul 2026, 05:00

M40 southbound, Jct 5 entry slip road closure

Category: Construction Work
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Recently cleared on the M40

All live closures M40 closure history