M40 crash J10–J9 southbound

Crash on the M40 southbound at J10–J9 on Saturday 26 September 2026, from 13:30. Cleared at 15:17 after 1 h 47 min. Timeline of reports from TomTom and the motorway signs.

Status

Cleared 15:17 on 26 Sept 2026, after 1 h 47 min

Location

M40 southbound · J10–J9

Reported as

Collision

At its worst

Delay ~18 min

Sources

TomTom · Motorway signs ×3

Timeline

1. Sat 13:30 Motorway signs: “REPORT OF COLLISION”
2. Sat 13:45 TomTom: queueing traffic, “Stationary traffic”, delay ~11 min
3. Sat 13:54 TomTom: delay now ~18 min (was ~13)
4. Sat 14:07 TomTom: now says collision, “Stationary traffic, Accident”
5. Sat 14:17 Motorway signs no longer show “REPORT OF COLLISION”
6. Sat 14:21 TomTom: now says queueing traffic, “Stationary traffic”
7. Sat 14:26 TomTom: “Queuing traffic”
8. Sat 14:32 Motorway signs: “REPORT OF PEDESTRIANS”
9. Sat 14:39 TomTom: “Slow traffic”
10. Sat 14:49 TomTom no longer reports it
11. Sat 15:17 Motorway signs no longer show “REPORT OF PEDESTRIANS”
12. Sat 15:17 All clear: no source reports it any more

Source reports

• Slow traffic
• Overhead signs read “REPORT OF COLLISION” (6 signs; furthest along: M40 southbound between J10 and J9).
• Overhead signs read “REPORT OF PEDESTRIANS” (6 signs; furthest along: M40 southbound between J10 and J9).
• Overhead signs read “REPORT OF PEDESTRIANS” (7 signs; furthest along: M40 northbound between J9 and J10).

Other recent incidents on the M40

• M40 reported crash J9 northboundyesterday 17:27 · cleared after 1 h 44 min
• M40 reported crash J9–J10 northboundyesterday 10:49 · cleared after 49 min
• M40 crash J5–J4 southboundyesterday 06:19 · cleared after 2 h 43 min
• M40 reported crash J3–J4 northboundyesterday 04:36 · cleared after 1 h 1 min
• M40 reported crash J12–J11 southboundMon 21:21 · cleared after 44 min
• M40 stopped traffic J2–J1A southboundMon 07:16 · cleared after 2 h 45 min
• M40 closed J1A–J2 southboundMon 06:01 · cleared after 3 h 6 min
• M40 reported crash J9 southboundSat 17:40 · cleared after 42 min
• M40 reported crash J9 southboundSat 00:06 · cleared after 41 min
• M40 reported crash J3A northboundFri 17:58 · cleared after 47 min

Live traffic and past incidents at M40 J10 and M40 J9.

The sources don't report causes or injuries, so neither does this page. Times are UK time. For alerts, follow @motorways.me on Bluesky.