M3 crash J4–J3 eastbound

Crash on the M3 eastbound at J4–J3 on Thursday 22 October 2026, from 07:17. Still reported at 08:09 UK time. Timeline of reports from the motorway signs, TomTom and National Highways.

Status

Live since 07:17 (52 min)

Location

M3 eastbound · J4–J3

Reported as

Collision

Lanes

1 of 4 lanes closed

At its worst

Delay ~10 min

Sources

Motorway signs · TomTom · National Highways ×2

Timeline

1. 07:17 Motorway signs: “COLLISION”
2. 07:17 National Highways: 1 of 4 lanes closed
3. 07:30 TomTom: queueing traffic, “Slow traffic”, delay ~4 min
4. 07:35 National Highways: 1 of 4 lanes closed
5. 07:35 TomTom: “Queuing traffic”
6. 07:40 TomTom: “Stationary traffic”
7. 07:44 TomTom: “Queuing traffic”
8. 07:53 TomTom: “Slow traffic”
9. 08:03 TomTom no longer reports it

Source reports

• Overhead signs read “COLLISION” (2 signs; furthest along: M3 eastbound between J4 and J3).
• Slow traffic
• M3 eastbound between J4 and J3

Other recent incidents on the M3

• M3 crash J4A–J4 eastboundSat 14:51 · cleared after 39 min
• M3 crash J4–J3 westboundFri 17:33 · cleared after 2 h 21 min
• M3 crash J11 eastboundFri 09:08 · cleared after 3 h 28 min
• M3 crash J3–J2 eastbound16 Oct 2026 06:26 · cleared after 2 h 24 min
• M3 crash J3–J2 westbound15 Oct 2026 06:35 · cleared after 2 h 8 min
• M3 crash J14–J13 eastbound13 Oct 2026 17:06 · cleared after 1 h 33 min
• M3 stopped traffic J13–J12 eastbound13 Oct 2026 10:57 · cleared after 4 h 31 min
• M3 stopped traffic J12–J1312 Oct 2026 06:54 · cleared after 8 h 40 min
• M3 stopped traffic9 Oct 2026 16:52 · cleared after 41 min
• M3 crash J3–J2 eastbound9 Oct 2026 14:04 · cleared after 2 h 25 min

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