M40 road closures & live traffic incidents

No live incident closures on the M40 right now, but 2 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
Hover or tap markers for full details

M40 roadworks in force now

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

Planned Roadworks National Highways
Benson M40 · M40 J8A Southbound Exit

Expected to clear in 11 hours 28 minutes

Started 4 Aug 2026, 06:00 Expected clear 4 Aug 2026, 18:00

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

Category: Road Maintenance
View update

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 1 day 16 hours

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
View update

M40 closures planned this week

M40 southbound, Jct 12 to Jct 11, lane 1 and 2 closure

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

Starts in 13 hours 28 minutes

Starts 4 Aug 2026, 20:00 Expected clear 5 Aug 2026, 05:00

M40 southbound, Jct 12 to Jct 11, lane 1 and 2 closure

Category: Road Maintenance
View update

M40 Southbound, Jct 13 to Jct 12 lane 2 and 3 closure

Planned Roadworks National Highways
Stratford-Upon-Avon M40 · M40 Southbound Between J13 And J12

Starts in 13 hours 28 minutes

Starts 4 Aug 2026, 20:00 Expected clear 5 Aug 2026, 05:00

M40 Southbound, Jct 13 to Jct 12 lane 2 and 3 closure

Category: Road Maintenance
View update

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 13 hours 28 minutes

Starts 4 Aug 2026, 20:00 Expected clear 5 Aug 2026, 05:00

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

Category: Road Maintenance
View update

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 13 hours 28 minutes

Starts 4 Aug 2026, 20:00 Expected clear 5 Aug 2026, 05:00

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

Category: Road Maintenance
View update

Lane 3 closure southbound

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

Starts in 13 hours 28 minutes

Starts 4 Aug 2026, 20:00 Expected clear 5 Aug 2026, 05:00

Lane 3 closure southbound

Category: Road Maintenance
View update

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 14 hours 43 minutes

Starts 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
View update

M40 northbound, Jct 5 exit slip road closure

Planned Roadworks National Highways
Wycombe M40 · M40 J5 Northbound Exit

Starts in 14 hours 43 minutes

Starts 4 Aug 2026, 21:15 Expected clear 5 Aug 2026, 05:00

M40 northbound, Jct 5 exit slip road closure

Category: Road Maintenance
View update

Recently cleared on the M40