REPORTS of congestion building up on the M4 around Newport due to half-term holiday traffic.

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UPDATE 9PM: Traffic has returned to normal

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Traffic reports show traffic is heavy on much of the motorway between Junctions 28 (Tredegar Park) and Junction 23A (Magor Services).

South Wales Argus: Congestion on the M4 eastbound near Junction 28 (Tredegar Park). Picture: Traffic WalesCongestion on the M4 eastbound near Junction 28 (Tredegar Park). Picture: Traffic Wales

Congestion is especially bad around J28 as traffic approaches the variable speed limit zone.

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Much of the earlier congestion has eased. Travel time at around 5pm was roughly 45 minutes on the eastbound carriageway.

South Wales Argus: A traffic map showing the congestion around Newport. Picture: AAA traffic map showing the congestion around Newport. Picture: AA

Traffic reports judge the increase in road users to be down to holiday traffic on the move.

Stagecoach is reporting the heavy traffic on the M4 is causing some of the firm's X3 services to be delayed in the direction of Abergavenny.

Some Newport Bus services are also affected.