A3(M) J4 traffic
No incidents reported at A3(M) J4 right now.
Updated 03:29 UK time · at J4 and the stretches either side
Right now
Nothing reported at A3(M) J4 at the moment.
Closures tonight
No closures planned at J4 tonight.
Planned closures: next 7 days
Monday 9 November
- Northbound J4Exit slip road closed
The last 90 days
Incidents
13
Collisions
2
Road closed
1time
Typical time to clear
1 h 2 minmedian of 12
Busiest time
00:00–01:00
Recent incidents
- A3(M) reported crash J4–J5 southbound
- A3(M) closed J4–J3 northbound
- A3(M) reported crash J3–J4 southbound
Junctions either side
Common questions
Is the A3(M) closed at junction 4 right now?
No incidents have closed it right now.
Is A3(M) J4 closed tonight?
No closures are planned at J4 tonight. 1 is planned over the next 7 days (listed above).
How many crashes have there been at A3(M) J4?
2 collisions reported at or either side of J4 in the last 90 days, the latest on 27 Oct 2026 at 08:02.
Includes incidents at J4 and on the stretches either side of it. Sources: National Highways, TomTom, TfL and Traffic Wales. Times are UK time.