M40 crash J2–J1A southbound

Crash on the M40 southbound at J2–J1A on Monday 28 September 2026, from 16:37. Cleared at 05:37 after 13 h. Timeline of reports from the motorway signs, TomTom and National Highways.

Status

Cleared 05:37 on 29 Sept 2026, after 13 h

Location

M40 southbound · J2–J1A

Reported as

Collision

Lanes

1 of 5 lanes closed

At its worst

Delay ~18 min

Sources

Motorway signs · TomTom · National Highways ×13

Timeline

1. Mon 16:20 Motorway signs: “COLLISION SLOW DOWN”
2. Mon 17:08 TomTom: collision, “Stationary traffic, Accident”, delay ~16 min
3. Mon 17:13 TomTom no longer reports it
4. Mon 17:18 TomTom: collision, “Stationary traffic, Accident”, delay ~16 min (reported again)
5. Mon 17:22 TomTom no longer reports it
6. Mon 17:35 TomTom: collision, “Stationary traffic, Accident”, delay ~13 min (reported again)
7. Mon 17:44 TomTom: delay now ~18 min (was ~12)
8. Mon 18:22 TomTom no longer reports it
9. Mon 23:27 National Highways: 1 of 5 lanes closed
10. Mon 23:54 National Highways: 1 of 5 lanes closed
11. Tue 00:25 National Highways: 1 of 5 lanes closed
12. Tue 00:39 Motorway signs no longer show “COLLISION SLOW DOWN”
13. Tue 00:54 National Highways: 1 of 5 lanes closed
14. Tue 01:24 National Highways: 1 of 5 lanes closed
15. Tue 01:54 National Highways: 1 of 5 lanes closed
16. Tue 02:22 National Highways: 1 of 5 lanes closed
17. Tue 02:45 National Highways: 1 of 5 lanes closed
18. Tue 03:14 National Highways: 1 of 5 lanes closed
19. Tue 03:42 National Highways: 1 of 5 lanes closed
20. Tue 04:09 National Highways: 1 of 5 lanes closed
21. Tue 04:34 National Highways: 1 of 5 lanes closed
22. Tue 05:02 National Highways: 1 of 5 lanes closed
23. Tue 05:37 National Highways: lane closure lifted
24. Tue 05:37 All clear: no source reports it any more

Source reports

• Overhead signs read “COLLISION SLOW DOWN” (5 signs; furthest along: M40 southbound between J2 and J1A).
• Stationary traffic, Accident
• M40 southbound between J2 and J1A

Other recent incidents on the M40

• M40 reported crash J3A southbound18:16 · cleared after 37 min
• M40 reported crash J3–J2 southbound17:27 · cleared after 26 min
• M40 reported crash J3–J4 northboundyesterday 18:58 · cleared after 1 h 11 min
• M40 reported crash J9 northboundTue 17:27 · cleared after 1 h 44 min
• M40 reported crash J9–J10 northboundTue 10:49 · cleared after 49 min
• M40 crash J5–J4 southboundTue 06:19 · cleared after 2 h 43 min
• M40 reported crash J3–J4 northboundTue 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

Live traffic and past incidents at M40 J2 and M40 J1A.

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