M25 stopped traffic J16–J17 clockwise

Stopped traffic on the M25 clockwise at J16–J17 on Monday 28 September 2026, from 15:33. Cleared at 10:37 after 259 h 4 min. Timeline of reports from TomTom and the motorway signs.

Status

Cleared 10:37 on 9 Oct 2026, after 259 h 4 min

Location

M25 clockwise · J16–J17

Reported as

Broken-down vehicle

At its worst

Stationary traffic · delay ~31 min

Sources

TomTom ×3 · Motorway signs ×3

Timeline

1. Mon 15:33 Motorway signs: “STRANDED VEHICLE-SLOW”
2. Mon 15:50 TomTom: queueing traffic, “Slow traffic”, delay ~3 min
3. Mon 15:50 Motorway signs: “OBSTRUCTION ON SLIP ROAD”
4. Mon 15:59 TomTom: “Queuing traffic”
5. Mon 16:13 TomTom: “Slow traffic”
6. Mon 16:36 TomTom: queueing traffic, “Slow traffic”, delay ~4 min
7. Mon 16:36 TomTom: queueing traffic, “Slow traffic”, delay ~5 min (reported again)
8. Mon 16:37 Motorway signs no longer show “STRANDED VEHICLE-SLOW”
9. Mon 16:49 TomTom: delay now ~10 min (was ~5), “Queuing traffic”
10. Mon 16:54 TomTom: delay now ~18 min (was ~10), “Stationary traffic”
11. Mon 16:58 TomTom: delay now ~31 min (was ~18)
12. Mon 17:07 Motorway signs no longer show “OBSTRUCTION ON SLIP ROAD”
13. Mon 17:26 TomTom: delay now ~15 min (was ~30)
14. Mon 17:30 TomTom: delay now ~24 min (was ~15)
15. Mon 17:59 TomTom: delay now ~11 min (was ~19)
16. Mon 18:03 TomTom: “Queuing traffic”
17. Mon 18:13 TomTom: “Slow traffic”
18. Mon 18:19 Motorway signs: “STRANDED VEHICLE-SLOW”
19. Mon 18:49 TomTom no longer reports it
20. Mon 19:08 Motorway signs no longer show “STRANDED VEHICLE-SLOW”
21. Mon 19:08 All clear: no source reports it any more
22. Mon 19:38 Motorway signs: “STRANDED VEHICLE-SLOW” (reported again)
23. Mon 19:40 TomTom: queueing traffic, “Slow traffic”, delay ~3 min
24. Mon 19:44 TomTom: “Queuing traffic”
25. Mon 19:49 TomTom: “Stationary traffic”
26. Mon 19:53 TomTom no longer reports it
27. Mon 20:08 Motorway signs no longer show “STRANDED VEHICLE-SLOW”
28. Mon 20:08 All clear: no source reports it any more
29. Mon 21:38 Motorway signs: “STRANDED VEHICLE-SLOW” (reported again)
30. Mon 22:08 Motorway signs no longer show “STRANDED VEHICLE-SLOW”
31. Mon 22:08 All clear: no source reports it any more
32. Wed 21:49 Motorway signs: “STRANDED VEHICLE-SLOW” (reported again)
33. Wed 22:19 Motorway signs no longer show “STRANDED VEHICLE-SLOW”
34. Wed 22:19 All clear: no source reports it any more
35. Fri 10:07 Motorway signs: “STRANDED VEHICLE-SLOW” (reported again)
36. Fri 10:37 Motorway signs no longer show “STRANDED VEHICLE-SLOW”
37. Fri 10:37 All clear: no source reports it any more

Source reports

• Slow traffic
• Overhead signs read “STRANDED VEHICLE-SLOW” (2 signs; furthest along: M25 clockwise between J16 and J17).
• Overhead signs read “OBSTRUCTION ON SLIP ROAD” (1 sign; furthest along: M25 clockwise between J16 and J17).
• Overhead signs read “STRANDED VEHICLE-SLOW” (2 signs; furthest along: M25 clockwise between J14 and J15).
• Stationary traffic

Other recent incidents on the M25

• M25 crash J8–J7 anticlockwise17:36 · cleared after 48 min
• M25 stopped traffic J18–J1715:46 · cleared after 3 h 12 min
• M25 crash J25–J24 anticlockwise15:02 · cleared after 4 h 21 min
• M25 crash J3–J2 anticlockwise14:39 · cleared after 4 h 45 min
• M25 crash J28–J27 anticlockwise14:34 · cleared after 5 h 20 min
• M25 crash J13–J12 anticlockwise13:57 · cleared after 5 h 29 min
• M25 crash J16–J15 anticlockwise12:58 · cleared after 6 h 33 min
• M25 closed J17–J16 anticlockwise10:16 · cleared after 44 min
• M25 crash J7 clockwise09:04 · cleared after 4 h 48 min
• M25 crash J7 anticlockwise08:41 · cleared after 5 h 11 min

Live traffic and past incidents at M25 J16 and M25 J17.

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