M3 crash J12–J13 westbound
Cleared Cleared at 22:10 on 9 Oct 2026, after 197 h 49 min.
Crash on the M3 westbound at J12–J13 on Thursday 1 October 2026, from 16:21. Cleared at 22:10 after 197 h 49 min. Timeline of reports from TomTom and the motorway signs.
M3 westbound · J12–J13
Collision
Thu 16:21–Fri 22:10 (cleared after 197 h 49 min) · delay ~30 min · queue 6.4 mi
TomTom ×5 · Motorway signs ×2
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Timeline
- TomTom: queueing traffic, “Slow traffic”, delay ~3 min
- TomTom: “Queuing traffic”
- TomTom no longer reports it
- All clear: no source reports it any more
- TomTom: queueing traffic, “Stationary traffic”, delay ~18 min
- TomTom: delay now ~65 min (was ~18)
- TomTom: queueing traffic, “Queuing traffic”, delay ~22 min
- TomTom: “Slow traffic”
- TomTom: “Queuing traffic”
- TomTom: “Slow traffic”
- TomTom no longer reports it
- All clear: no source reports it any more
- TomTom: queueing traffic, “Slow traffic”, delay ~4 min (reported again)
- Motorway signs: “REPORT OF COLLISION”
- Motorway signs: “REPORT OF COLLISION”
- TomTom: broken-down vehicle, “Slow traffic, Broken down vehicle”, delay ~4 min
- TomTom: “Queuing traffic, Broken down vehicle”
- TomTom: “Queuing traffic”
- TomTom: “Slow traffic”
- TomTom: “Queuing traffic”
- TomTom: “Slow traffic”
- TomTom: “Queuing traffic”
- Motorway signs no longer show “REPORT OF COLLISION”
- All clear: no source reports it any more
- TomTom: queueing traffic, “Stationary traffic”, delay ~11 min
- TomTom: “Queuing traffic”
- TomTom: queueing traffic, “Slow traffic”, delay ~7 min (reported again)
- TomTom: “Queuing traffic”
- TomTom: still reported after more than 24 hours, so treated as out of date
- All clear: no source reports it any more
- Motorway signs: “REPORT OF COLLISION” (reported again)
- Motorway signs no longer show “REPORT OF COLLISION”
- All clear: no source reports it any more
What the sources said
- Queuing traffic
- Stationary traffic
- Queuing traffic, Broken down vehicle
- Overhead signs read “REPORT OF COLLISION” (4 signs; furthest along: M3 westbound between J12 and J13).
- Overhead signs read “REPORT OF COLLISION” (2 signs; furthest along: M3 eastbound between J13 and J12).
Other recent incidents on the M3
- M3 crash J14–J13 eastbound
- M3 stopped traffic J13–J12 eastbound
- M3 stopped traffic J12–J13
- M3 crash J3–J2 eastbound
- M3 reported crash J4–J4A westbound
- M3 crash J3–J4 westbound
- M3 closed J13–J14
- M3 crash J3–J4 westbound
- M3 crash J4A eastbound
- M3 reported crash J11 eastbound
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.