M25 crash J25 clockwise

Crash on the M25 clockwise at J25 on Wednesday 23 September 2026, from 18:57. Cleared at 14:05 after 499 h 9 min. Timeline of reports from the motorway signs, TomTom and National Highways.

Status

Cleared 14:05 on 14 Oct 2026, after 499 h 9 min

Location

M25 clockwise · J25

Reported as

Collision

Lanes

Road closed

At its worst

Stationary traffic

Sources

Motorway signs ×4 · TomTom ×7 · National Highways ×4

Timeline

1. Wed 18:52 Motorway signs: “REPORT OF OBSTRUCTION”
2. Wed 19:27 Motorway signs no longer show “REPORT OF OBSTRUCTION”
3. Wed 19:27 All clear: no source reports it any more
4. Fri 14:41 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
5. Fri 15:03 Motorway signs: “REPORT OF OBSTRUCTION”
6. Fri 15:03 TomTom: queueing traffic, “Queuing traffic”, delay ~5 min
7. Fri 15:11 Motorway signs no longer show “REPORT OF OBSTRUCTION”
8. Fri 15:21 TomTom: “Slow traffic”
9. Fri 15:34 TomTom: queueing traffic, “Slow traffic”, delay ~4 min
10. Fri 15:38 TomTom no longer reports it
11. Fri 15:41 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
12. Fri 15:41 Motorway signs no longer show “REPORT OF OBSTRUCTION”
13. Fri 15:47 TomTom: queueing traffic, “Slow traffic”, delay ~4 min (reported again)
14. Fri 16:09 TomTom: “Queuing traffic”
15. Fri 16:11 Motorway signs no longer show “REPORT OF OBSTRUCTION”
16. Fri 16:13 TomTom: “Slow traffic”
17. Fri 16:18 TomTom: queueing traffic, “Slow traffic”, delay ~5 min
18. Fri 16:35 TomTom: “Queuing traffic”
19. Fri 16:39 TomTom: queueing traffic, “Slow traffic”, delay ~4 min
20. Fri 16:42 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
21. Fri 16:52 TomTom: “Slow traffic”
22. Fri 17:12 Motorway signs no longer show “REPORT OF OBSTRUCTION”
23. Fri 17:23 TomTom: queueing traffic, “Slow traffic”, delay ~3 min (reported again)
24. Fri 17:36 TomTom: queueing traffic, “Slow traffic”, delay ~6 min
25. Fri 17:40 TomTom no longer reports it
26. Fri 17:40 All clear: no source reports it any more
27. Fri 19:12 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
28. Fri 19:42 Motorway signs no longer show “REPORT OF OBSTRUCTION”
29. Fri 19:42 All clear: no source reports it any more
30. Fri 20:12 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
31. Fri 21:43 Motorway signs no longer show “REPORT OF OBSTRUCTION”
32. Fri 21:43 All clear: no source reports it any more
33. Fri 22:13 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
34. Sat 01:14 Motorway signs no longer show “REPORT OF OBSTRUCTION”
35. Sat 01:14 All clear: no source reports it any more
36. Sat 18:18 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
37. Sat 18:59 National Highways: 1 of 2 lanes closed
38. Sat 18:59 Motorway signs: “COLLISION”
39. Sat 19:03 TomTom: queueing traffic, “Queuing traffic”, delay ~6 min
40. Sat 19:17 TomTom: “Stationary traffic”
41. Sat 19:19 Motorway signs no longer show “REPORT OF OBSTRUCTION”
42. Sat 19:21 TomTom no longer reports it
43. Sat 19:27 TomTom: queueing traffic, “Slow traffic”, delay ~4 min (reported again)
44. Sat 19:35 TomTom no longer reports it
45. Sat 20:18 National Highways: lane closure lifted
46. Sat 20:19 Motorway signs no longer show “COLLISION”
47. Sat 20:19 All clear: no source reports it any more
48. Tue 10:11 National Highways: 1 of 4 lanes closed
49. Tue 10:11 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
50. Tue 10:41 Motorway signs no longer show “REPORT OF OBSTRUCTION”
51. Tue 10:41 All clear: no source reports it any more
52. Tue 10:51 National Highways: lane closure lifted
53. Thu 11:23 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
54. Thu 11:53 Motorway signs no longer show “REPORT OF OBSTRUCTION”
55. Thu 11:53 All clear: no source reports it any more
56. Thu 23:57 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
57. Fri 00:27 Motorway signs no longer show “REPORT OF OBSTRUCTION”
58. Fri 00:27 All clear: no source reports it any more
59. Fri 17:32 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
60. Fri 18:02 Motorway signs no longer show “REPORT OF OBSTRUCTION”
61. Fri 18:02 All clear: no source reports it any more
62. Sat 04:36 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
63. Sat 05:06 Motorway signs no longer show “REPORT OF OBSTRUCTION”
64. Sat 05:06 All clear: no source reports it any more
65. Sun 00:13 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
66. Sun 00:43 Motorway signs no longer show “REPORT OF OBSTRUCTION”
67. Sun 00:43 All clear: no source reports it any more
68. Sun 10:46 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
69. Sun 11:16 Motorway signs no longer show “REPORT OF OBSTRUCTION”
70. Sun 11:16 All clear: no source reports it any more
71. Tue 13:59 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
72. Tue 14:29 Motorway signs no longer show “REPORT OF OBSTRUCTION”
73. Tue 14:29 All clear: no source reports it any more
74. Thu 21:27 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
75. Thu 21:57 Motorway signs no longer show “REPORT OF OBSTRUCTION”
76. Thu 21:57 All clear: no source reports it any more
77. Sun 08:33 Motorway signs: “COLLISION [HCA0]”
78. Sun 08:52 Motorway signs: “COLLISION” (reported again)
79. Sun 08:58 National Highways: road closed
80. Sun 09:23 Motorway signs no longer show “COLLISION [HCA0]”
81. Sun 09:36 TomTom: collision, “Stationary traffic, Incident”, delay ~21 min
82. Sun 09:45 TomTom no longer reports it
83. Sun 09:46 TomTom: collision, “Stationary traffic, Incident”, delay ~19 min (reported again)
84. Sun 09:50 TomTom no longer reports it
85. Sun 09:59 TomTom: collision, “Stationary traffic, Incident”, delay ~10 min (reported again)
86. Sun 10:04 TomTom no longer reports it
87. Sun 10:08 TomTom: collision, “Stationary traffic, Incident”, delay ~42 min (reported again)
88. Sun 10:13 TomTom no longer reports it
89. Sun 10:23 Motorway signs no longer show “COLLISION”
90. Sun 10:31 National Highways: road reopened
91. Sun 10:31 All clear: no source reports it any more
92. Tue 02:56 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
93. Tue 03:26 Motorway signs no longer show “REPORT OF OBSTRUCTION”
94. Tue 03:26 All clear: no source reports it any more
95. Wed 13:35 Motorway signs: “REPORT OF OBSTRUCTION” (reported again)
96. Wed 14:05 Motorway signs no longer show “REPORT OF OBSTRUCTION”
97. Wed 14:05 All clear: no source reports it any more

Source reports

• Overhead signs read “REPORT OF OBSTRUCTION” (2 signs; furthest along: M25 clockwise between J25 and J26).
• Slow traffic
• Overhead signs read “COLLISION” (1 sign; furthest along: M25 J25 clockwise exit).
• M25 J25 clockwise exit
• M25 clockwise between J25 and J26
• Overhead signs read “COLLISION [HCA0]” (2 signs; furthest along: M25 clockwise between J25 and J26).
• M25 clockwise within J25
• Stationary traffic, Incident

Other recent incidents on the M25

• M25 crash J10–J9 anticlockwise02:51 · cleared after 33 min
• M25 crash J27–J28 clockwise02:13 · cleared after 1 h 29 min
• M25 crash J15 anticlockwise00:20 · cleared after 25 min
• M25 crash J11–J10 anticlockwiseyesterday 22:19 · cleared after 52 min
• M25 reported crash J11 anticlockwiseyesterday 21:53 · cleared after 49 min
• M25 crash J16–J17 clockwiseyesterday 14:21 · cleared after 5 h 2 min
• M25 reported crash J11–J12 clockwiseyesterday 13:24 · cleared after 1 h 8 min
• M25 crash J27–J28 clockwiseyesterday 12:31 · cleared after 37 min
• M25 crash J13–J12 anticlockwiseyesterday 06:52 · cleared after 2 h 55 min
• M25 stopped traffic J30yesterday 06:49 · cleared after 2 h 8 min

Live traffic and past incidents at M25 J25.

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