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M3 J3 traffic

No incidents reported at M3 J3 right now.

Updated 03:26 UK time · at J3 and the stretches either side

View on the live map All M3 traffic

Right now

Nothing reported at M3 J3 at the moment.

Closures tonight

No closures planned at J3 tonight.

The last 90 days

Incidents

186

Collisions

19

Road closed

1time

Typical time to clear

45 minmedian of 157

Busiest time

17:00–18:00

Recent incidents

M3 crash J3–J2 eastboundSun 15:48 · cleared after 3 h 28 min
M3 stopped traffic J2–J3 westboundSat 09:57 · cleared after 46 min
M3 crash J1–J2 westboundThu 12:24 · cleared after 2 h 32 min
M3 crash J3 westbound27 Oct 2026 08:47 · cleared after 11 h 49 min
M3 crash J3–J2 eastbound26 Oct 2026 19:23 · cleared after 24 h 57 min
M3 reported crash J3 eastbound23 Oct 2026 08:47 · cleared after 46 min
M3 crash J4–J3 eastbound22 Oct 2026 23:13 · cleared after 1 h 18 min
M3 crash J3–J2 eastbound22 Oct 2026 15:50 · cleared after 2 h 19 min
M3 crash J4–J3 eastbound22 Oct 2026 07:17 · cleared after 1 h 9 min
M3 crash J4–J3 westbound16 Oct 2026 17:33 · cleared after 2 h 21 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 J3–J2 eastbound9 Oct 2026 14:04 · cleared after 2 h 25 min
M3 crash J3–J4 westbound7 Oct 2026 17:05 · cleared after 1 h 24 min
M3 crash J3–J4 westbound3 Oct 2026 18:43 · cleared after 120 h 43 min

Junctions either side

Every M3 junction

Common questions

Is the M3 closed at junction 3 right now?

No incidents have closed it right now.

Is M3 J3 closed tonight?

No closures are planned at J3 tonight.

How many crashes have there been at M3 J3?

19 collisions reported at or either side of J3 in the last 90 days, the latest on 1 Nov 2026 at 15:48.

Includes incidents at J3 and on the stretches either side of it. Sources: National Highways, TomTom, TfL and Traffic Wales. Times are UK time.