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M40 J4 traffic

No incidents reported at M40 J4 right now.

Updated 03:27 UK time · at J4 and the stretches either side

View on the live map All M40 traffic

Right now

Nothing reported at M40 J4 at the moment.

Roadworks now

Southbound J5–J4until 06:002 of 4 lanes closedM40 Southbound Jct 5 to Jct 4 lane 2 and 3 closure
Southbound J4until 06:00Entry slip road closed
Southbound J5–J4until 06:002 of 4 lanes closedM40 Southbound Jct 5 to Jct 4 lane closure

Closures tonight

Southbound J422:15–06:00Entry slip road closed

Planned closures: next 7 days

Tuesday 3 November

Southbound J422:15–06:00Entry slip road closed

Monday 9 November

Northbound J4–J522:15–06:00Link road closedA404 to M40 Northbound Jct 4 link road closure.

The last 90 days

Incidents

49

Collisions

15

Road closed

4times

Typical time to clear

1 h 6 minmedian of 45

Busiest time

15:00–16:00

Recent incidents

M40 crash J5–J4 southboundSun 16:07 · cleared after 3 h 9 min
M40 crash J5–J4 southboundFri 15:40 · cleared after 3 h 6 min
M40 stopped traffic J3–J4 northbound26 Oct 2026 17:20 · cleared after 2 h 3 min
M40 reported crash J5–J4 southbound25 Oct 2026 19:47 · cleared after 48 min
M40 reported crash J5–J4 southbound24 Oct 2026 20:16 · cleared after 44 min
M40 crash J3–J4 southbound24 Oct 2026 16:00 · cleared after 1 h 59 min
M40 crash J2–J3 northbound23 Oct 2026 12:07 · cleared after 1 h 56 min
M40 crash J5–J4 southbound23 Oct 2026 07:03 · cleared after 1 h 59 min
M40 crash J5–J4 southbound18 Oct 2026 15:32 · cleared after 2 h 27 min
M40 reported crash J3–J4 northbound16 Oct 2026 10:04 · cleared after 47 min
M40 crash J5–J4 southbound8 Oct 2026 05:49 · cleared after 1 h 35 min
M40 crash J3–J4 northbound8 Oct 2026 05:49 · cleared after 1 h 35 min
M40 crash J5–J4 southbound5 Oct 2026 15:44 · cleared after 40 min
M40 stopped traffic J5–J4 southbound4 Oct 2026 14:48 · cleared after 4 h 22 min
M40 crash J3–J4 northbound2 Oct 2026 08:29 · cleared after 177 h 46 min

Junctions either side

Every M40 junction

Common questions

Is the M40 closed at junction 4 right now?

No incidents have closed it right now.

Is M40 J4 closed tonight?

National Highways has 1 closure planned here tonight: southbound J4 entry slip road closed 22:15–06:00.

How many crashes have there been at M40 J4?

15 collisions reported at or either side of J4 in the last 90 days, the latest on 1 Nov 2026 at 16:07.

Includes incidents at J4 and on the stretches either side of it. Sources: National Highways, TomTom, TfL and Traffic Wales. Times are UK time.