M40 road closures & live traffic incidents

No live incident closures on the M40 right now, but 5 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 lane closures southbound (up to 3.99k)

Planned Roadworks National Highways
Stratford-Upon-Avon M40 · M40 Southbound Between M42 And J16

Expected to clear in 7 hours 51 minutes

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

M40 lane closures southbound (up to 3.99k)

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

Expected to clear in 7 hours 51 minutes

Started 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

Expected to clear in 7 hours 51 minutes

Started 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 to A46 northbound link road closure

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

Expected to clear in 7 hours 51 minutes

Started 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 12 to Jct 10, lane 3 and 2 closure.

Planned Roadworks National Highways
Bicester M40 · M40 Southbound Between J12 And J11

Expected to clear in 7 hours 51 minutes

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

M40 Southbound, Jct 12 to Jct 10, lane 3 and 2 closure.

Category: Road Maintenance
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M40 closures planned this week

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 6 minutes 36 seconds

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 6 minutes 36 seconds

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 Between J3 And J2

Starts in 6 minutes 36 seconds

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 6 minutes 36 seconds

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 6 minutes 36 seconds

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 6 minutes 36 seconds

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 6 minutes 36 seconds

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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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 6 minutes 36 seconds

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

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

Category: Road Maintenance
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Recently cleared on the M40