M25 crash J9–J8 anticlockwise

Crash on the M25 anticlockwise at J9–J8 on Friday 23 October 2026, from 14:12. Still reported at 17:09 UK time. Timeline of reports from TomTom and the motorway signs.

Status

Live since 14:12 (2 h 57 min)

Location

M25 anticlockwise · J9–J8

Reported as

Collision

Delay

~4 min

At its worst

Stationary traffic · delay ~32 min

Sources

TomTom ×8 · Motorway signs ×4

Timeline

1. 14:12 TomTom: queueing traffic, “Slow traffic”, delay ~3 min
2. 14:16 TomTom no longer reports it
3. 14:16 All clear: no source reports it any more
4. 14:39 TomTom: queueing traffic, “Slow traffic”, delay ~9 min
5. 14:48 TomTom: queueing traffic, “Queuing traffic”, delay ~9 min
6. 14:53 TomTom: “Stationary traffic”
7. 15:02 TomTom: “Queuing traffic”
8. 15:07 TomTom: “Slow traffic”
9. 15:11 TomTom: queueing traffic, “Slow traffic”, delay ~4 min
10. 15:16 TomTom no longer reports it
11. 15:16 All clear: no source reports it any more
12. 15:18 Motorway signs: “INCIDENT SLOW DOWN”
13. 15:21 TomTom: queueing traffic, “Queuing traffic”, delay ~7 min
14. 15:25 TomTom: delay now ~12 min (was ~7), “Stationary traffic”
15. 15:36 Motorway signs: “COLLISION SLOW DOWN”
16. 15:44 Motorway signs: “COLLISION ON SLIP ROAD”
17. 15:44 Motorway signs: “COLLISION SLOW DOWN”
18. 15:57 TomTom: delay now ~32 min (was ~24)
19. 16:04 Motorway signs no longer show “INCIDENT SLOW DOWN”
20. 16:16 TomTom: “Queuing traffic”
21. 16:29 TomTom: queueing traffic, “Queuing traffic”, delay ~14 min
22. 16:34 TomTom: delay now ~3 min (was ~14), “Slow traffic”
23. 16:34 Motorway signs no longer show “COLLISION SLOW DOWN”
24. 16:39 TomTom: queueing traffic, “Slow traffic”, delay ~3 min
25. 16:43 TomTom: now says obstruction or hazard, “Heavy rain, Slow traffic”
26. 17:01 TomTom: now says obstruction or hazard, “Heavy rain, Slow traffic”
27. 17:01 TomTom: obstruction or hazard, “Heavy rain, Slow traffic”, delay ~1 min (reported again)
28. 17:04 Motorway signs no longer show “COLLISION ON SLIP ROAD”
29. 17:04 Motorway signs no longer show “COLLISION SLOW DOWN”
30. 17:06 TomTom: now says queueing traffic, “Slow traffic”

Source reports

• Slow traffic
• Queuing traffic
• Overhead signs read “INCIDENT SLOW DOWN” (13 signs; furthest along: M25 anti-clockwise between J9 and J8).
• Overhead signs read “COLLISION SLOW DOWN” (4 signs; furthest along: M25 anti-clockwise between J9 and J8).
• Overhead signs read “COLLISION ON SLIP ROAD” (1 sign; furthest along: M25 anti-clockwise between J10 and J9).
• Heavy rain, Slow traffic
• Overhead signs read “COLLISION SLOW DOWN” (1 sign; furthest along: M25 anti-clockwise between J10 and J9).

Other recent incidents on the M25

• M25 reported crash J8 anticlockwise15:48 · cleared after 46 min
• M25 stopped traffic J16 clockwise15:40 · Live
• M25 stopped traffic J3015:16 · Live
• M25 crash09:55 · cleared after 3 h 31 min
• M25 stopped traffic J3–J209:51 · Live
• M25 crash J6–J5 anticlockwise08:43 · Live
• M25 crash J9–J10 clockwise08:40 · Live
• M25 stopped traffic J14–J13 anticlockwise06:37 · Live
• M25 crash J25 anticlockwise02:58 · Live
• M25 crash J8 anticlockwise02:16 · cleared after 1 h 15 min

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