M4 stopped traffic J15–J16

Live Still reported at 09:23 UK time, since 07:09 (2 h 13 min).

Stopped traffic on the M4 at J15–J16 on Thursday 1 October 2026, from 07:09. Still reported at 09:23 UK time. Timeline of reports from TomTom.

1. ≡

   M4 · J15–J16

   Queueing traffic

   since 07:09 (2 h 13 min) · delay ~87 min

   TomTom ×3

See the M4 on the live map M4 traffic now

Timeline

1. 07:09 TomTom: queueing traffic, “Stationary traffic”, delay ~69 min
2. 07:18 TomTom: delay now ~97 min (was ~58)
3. 07:23 TomTom no longer reports it
4. 07:23 All clear: no source reports it any more
5. 07:50 TomTom: queueing traffic, “Stationary traffic”, delay ~49 min (reported again)
6. 07:51 TomTom no longer reports it
7. 07:51 All clear: no source reports it any more
8. 07:59 TomTom: queueing traffic, “Stationary traffic”, delay ~46 min (reported again)
9. 08:04 TomTom: delay now ~77 min (was ~46)
10. 08:14 TomTom no longer reports it
11. 08:14 All clear: no source reports it any more
12. 08:18 TomTom: queueing traffic, “Stationary traffic”, delay ~62 min
13. 08:19 TomTom no longer reports it
14. 08:27 TomTom: queueing traffic, “Stationary traffic”, delay ~66 min (reported again)
15. 08:42 TomTom no longer reports it
16. 08:42 All clear: no source reports it any more
17. 08:46 TomTom: queueing traffic, “Stationary traffic”, delay ~130 min (reported again)
18. 09:00 TomTom no longer reports it
19. 09:00 All clear: no source reports it any more
20. 09:14 TomTom: queueing traffic, “Stationary traffic”, delay ~57 min
21. 09:18 TomTom: now says collision, “Stationary traffic, Incident”
22. 09:19 TomTom no longer reports it
23. 09:19 All clear: no source reports it any more
24. 09:22 TomTom: queueing traffic, “Stationary traffic”, delay ~87 min (reported again)

What the sources said

• Stationary traffic

Other recent incidents on the M4

• M4 stopped traffic J3–J2 · 06:42, still reported
• M4 closed J16–J17 westbound · 01:57, cleared after 43 min
• M4 closed J19–J20 westbound · yesterday 21:49, cleared after 8 h 40 min
• M4 closed J16–J17 westbound · yesterday 21:42, cleared after 2 h 5 min
• M4 crash J11–J10 eastbound · yesterday 21:33, cleared after 9 h 19 min
• M4 closed J13–J14 westbound · yesterday 19:55, cleared after 10 h 35 min
• M4 closed J12–J13 westbound · yesterday 19:55, cleared after 10 h 35 min
• M4 closed J15–J16 westbound · yesterday 19:54, cleared after 10 h 35 min
• M4 closed J16–J17 westbound · yesterday 19:54, cleared after 1 h
• M4 closed J20–J21 westbound · yesterday 19:43, cleared after 9 h 52 min

About this page

This page shows what the data sources reported about this event and when, merged from every source that reported it at the same place. It doesn't say what caused it or whether anyone was hurt: no source reports that. Times are UK time. For live alerts, follow @motorways.me on Bluesky.