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Home / Traffic / Incidents / M4

M4 Moderate Cleared

M4 - Incident

9 Oct 2026, 13:26 Duration: 10h 50m 77 views

Incident Details

The M4 westbound between junctions J11 and J12

RoadM4

SeverityModerate

StatusCleared

Started13:26, 9 Oct 2026

Cleared00:16, 10 Oct 2026

Duration10h 50m

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⚡ Early Warning System

We detected congestion building on the M4 62 minutes before this incident was officially reported.

In the last 30 days, we've detected 347 incidents on the M4 an average of 3130 minutes early.

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