M4 crash J18

Crash on the M4 at J18 on Tuesday 10 November 2026, from 19:23. Cleared at 20:09 after 46 min. Timeline of reports from TomTom.

Status

Cleared 20:09 on 10 Nov 2026, after 46 min

Location

M4 J18

Reported as

Collision

Lanes

Road closed

At its worst

Stationary traffic · delay ~27 min

Sources

TomTom ×4

Timeline

1. yesterday 19:23 TomTom: road closed
2. yesterday 19:23 TomTom: collision, “Accident, Lane closed”
3. yesterday 19:55 TomTom: queueing traffic, “Stationary traffic”, delay ~27 min
4. yesterday 19:59 TomTom: delay now ~18 min (was ~27)
5. yesterday 20:04 TomTom: delay now ~9 min (was ~18)
6. yesterday 20:09 TomTom no longer reports it
7. yesterday 20:09 All clear: no source reports it any more

Source reports

• Closed
• Accident, Lane closed
• Stationary traffic

Other recent incidents on the M4

• M4 crash J5–J4B eastboundyesterday 18:15 · cleared after 57 min
• M4 closed J15–J16yesterday 17:50 · cleared after 15 min
• M4 crash J19–J20 westboundyesterday 16:33 · cleared after 1 h 19 min
• M4 reported crash J13–J12 eastboundyesterday 08:00 · cleared after 38 min
• M4 crash Westboundyesterday 07:57 · cleared after 2 h 30 min
• M4 crash Eastboundyesterday 07:57 · cleared after 45 min
• M4 crash J35 eastboundyesterday 07:27 · cleared after 2 h 55 min
• M4 reported crash J15–J14 eastboundMon 22:41 · cleared after 54 min
• M4 crash J8–J10 westboundMon 18:25 · cleared after 46 min
• M4 crash J18 eastboundMon 12:42 · cleared after 7 h 23 min

Live traffic and past incidents at M4 J18.

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