M25 crash J9–J8 anticlockwise

Crash on the M25 anticlockwise at J9–J8 on Thursday 24 September 2026, from 15:05. Cleared at 16:27 after 1 h 23 min. Timeline of reports from TomTom and the motorway signs.

Status

Cleared 16:27 on 24 Sept 2026, after 1 h 23 min

Location

M25 anticlockwise · J9–J8

Reported as

Collision

At its worst

Delay ~15 min

Sources

TomTom ×2 · Motorway signs

Timeline

1. Thu 15:05 TomTom: queueing traffic, “Stationary traffic”, delay ~14 min
2. Thu 15:08 Motorway signs: “COLLISION SLOW DOWN”
3. Thu 15:26 TomTom: “Queuing traffic”
4. Thu 15:35 TomTom: delay now ~5 min (was ~15), “Slow traffic”
5. Thu 15:36 Motorway signs no longer show “COLLISION SLOW DOWN”
6. Thu 15:39 TomTom: queueing traffic, “Slow traffic”, delay ~4 min
7. Thu 16:27 TomTom no longer reports it
8. Thu 16:27 All clear: no source reports it any more

Source reports

• Slow traffic
• Overhead signs read “COLLISION SLOW DOWN” (1 sign; furthest along: M25 anti-clockwise between J9 and J8).

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 J9 and M25 J8.

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