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M4 westbound congestion from J35 Pencoed to J36 Sarn, 1 Oct 2026

Cleared

This incident on the M4 has cleared. It started at 09:58 on Thu 1 Oct and cleared at 10:10 on Thu 1 Oct.

Last updated by Traffic Wales at 09:58 on Thursday 1 October 2026.

Closure details and map

Status
Cleared
Closure type
Congestion
Road
M4
Direction
Westbound
Junctions
J35 to J36
Location
J35 Pencoed to J36 Sarn
Started
09:58 on Thursday 1 October 2026
Cleared
10:10 on Thursday 1 October 2026
Details
Congestion, delays possible
Source
Traffic Wales
Last updated by the source
09:58 on Thursday 1 October 2026

Map of the M4 westbound congestion from J35 Pencoed to J36 Sarn

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  • Cleared

Other M4 closures and crash records

14 other closures are in force on the M4 right now, and 41 more are planned in the next 7 days.

The M4 accident statistics from 1979 to 2025 record 29,200 collisions on the road, 724 of them fatal.

All M4 closures