M25 stopped traffic J16 anticlockwise

Stopped traffic on the M25 anticlockwise at J16 on Monday 19 October 2026, from 16:21. Still reported at 19:14 UK time. Timeline of reports from TomTom and the motorway signs.

Status

Live since 16:21 (2 h 53 min)

Location

M25 anticlockwise · J16

Reported as

Obstruction or hazard

At its worst

Stationary traffic · delay ~34 min

Sources

TomTom ×10 · Motorway signs ×2

Timeline

1. 16:21 TomTom: queueing traffic, “Slow traffic”, delay ~3 min
2. 16:26 TomTom: queueing traffic, “Slow traffic”, delay ~7 min
3. 16:44 TomTom: queueing traffic, “Slow traffic”, delay ~7 min
4. 16:49 TomTom: delay now ~34 min (was ~7), “Queuing traffic”
5. 16:53 TomTom: queueing traffic, “Queuing traffic”, delay ~34 min
6. 17:03 TomTom: queueing traffic, “Stationary traffic”, delay ~27 min
7. 17:11 TomTom: queueing traffic, “Slow traffic”, delay ~4 min
8. 17:16 TomTom: “Stationary traffic”
9. 17:21 TomTom: “Queuing traffic”
10. 17:25 TomTom: “Stationary traffic”
11. 17:34 TomTom: “Queuing traffic”
12. 17:43 TomTom: queueing traffic, “Slow traffic”, delay ~4 min
13. 17:53 TomTom: queueing traffic, “Queuing traffic”, delay ~22 min
14. 17:57 TomTom: “Slow traffic”
15. 18:06 TomTom: queueing traffic, “Slow traffic”, delay ~9 min
16. 18:11 TomTom: delay now ~4 min (was ~18)
17. 18:11 TomTom: queueing traffic, “Queuing traffic”, delay ~12 min
18. 18:16 TomTom: queueing traffic, “Slow traffic”, delay ~10 min (reported again)
19. 18:38 TomTom: “Slow traffic”
20. 19:02 TomTom no longer reports it
21. 19:02 All clear: no source reports it any more
22. 19:06 Motorway signs: “REPORT OF PEDESTRIANS”

Source reports

• Slow traffic
• Queuing traffic
• Stationary traffic
• Overhead signs read “REPORT OF PEDESTRIANS” (9 signs; furthest along: M25 anti-clockwise within J16 after M40 J1A northbound exit).
• Overhead signs read “REPORT OF PEDESTRIANS” (8 signs; furthest along: M25 clockwise between J15 and J16).

Other recent incidents on the M25

• M25 crash J24–J25 clockwise15:14 · cleared after 3 h 56 min
• M25 stopped traffic J16–J17 clockwise14:21 · cleared after 2 h 50 min
• M25 stopped traffic J214:09 · cleared after 4 h 7 min
• M25 stopped traffic J13–J12 anticlockwise13:55 · cleared after 4 h 58 min
• M25 crash J26–J27 clockwise13:22 · cleared after 1 h 30 min
• M25 crash J13–J12 anticlockwise11:01 · cleared after 3 h 44 min
• M25 stopped traffic J23–J24 clockwise08:09 · Live
• M25 stopped traffic J6–J5 anticlockwise08:01 · cleared after 3 h 19 min
• M25 delays J10–J1107:58 · cleared after 5 h 39 min
• M25 stopped traffic J20–J2107:08 · cleared after 1 h 31 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.