M4 Eastbound Closed: J28-J25

Motorists are advised to expect significant delays on the M4 eastbound carriageway due to severe congestion. The affected stretch of the motorway spans from junction 28 at Tredegar Park to junction 25 at Caerleon, near the town of Tredegar in South Wales. This disruption is expected to last for approximately 2 hours, commencing at 10:58 am on 15th August 2026, and is anticipated to conclude by 12:58 pm on the same day.

According to the Welsh Government, the severe congestion has been reported on the M4 eastbound between junctions 28 and 25. Motorists are advised to exercise caution and to plan their journeys accordingly, as travel times are expected to be significantly longer than usual. Those planning to use this route are urged to consider alternative routes, where possible, and to check the latest traffic updates before embarking on their journey.

The Welsh Government is responsible for maintaining the M4 motorway, ensuring that it remains a safe and efficient route for commuters and long-distance travellers alike. However, the current congestion on the eastbound carriageway is likely to cause frustration for many drivers in the region. Motorists are advised to check their GPS or in-car navigation systems for the latest traffic updates, and to consider delaying their journey or taking alternative routes if possible.

In light of the severe congestion, drivers are encouraged to plan their journeys carefully, allowing plenty of time to reach their destinations. Those who are not familiar with the area may want to consider using a traffic app or website, such as Road Closures UK, to obtain the latest information on road conditions and traffic updates. This will enable them to make informed decisions about their route and to avoid any unnecessary delays.

By taking a few simple precautions, such as checking traffic updates and planning their journeys in advance, drivers can minimize the impact of the congestion on their daily routines. However, with severe congestion reported on the M4 eastbound, motorists are urged to remain vigilant and to exercise caution when driving in the area. Those who are experiencing delays or disruptions should consider reporting the issue to the Welsh Government or to Road Closures UK for further assistance.

For the latest information on road conditions and traffic updates, motorists are advised to visit Road Closures UK or to follow the Welsh Government's social media channels for updates on this and other disruptions on the M4 motorway and surrounding roads.