M25 Traffic Updates: Overnight Closures and Roadworks for August 1-2, 2026

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As the clock strikes midnight on Sunday, 2 August 2026, motorists on the M25 are facing a series of overnight closures and roadworks that could impact travel plans. According to the latest updates from National Highways, three separate incidents are currently active, all reported at 23:51 on 1 August. These closures are part of scheduled maintenance and improvement works, and drivers are advised to plan ahead and allow extra journey time.

The most significant closure is on the M25 anti-clockwise at Junction 11, where the entry slip road is fully closed due to roadworks. This closure is scheduled to last until 06:00 on Sunday morning, with an expected clear time of around 5 hours and 53 minutes from the time of reporting. Additionally, there is a separate closure on the anti-clockwise carriageway between Junctions 11 and 10, where lanes 1, 2, and 3 are closed for roadworks, also expected to clear by 06:00. These two closures are likely to cause significant disruption for drivers heading anti-clockwise, especially those trying to join the motorway at J11.

In the clockwise direction, motorists should be aware of a carriageway closure at Junction 31, between the exit and entry slip roads. This closure is due to road marking works and is scheduled to end at 05:30 on Sunday. The expected clear time is approximately 5 hours and 23 minutes. Drivers using this section of the M25 should expect delays and are advised to use alternative routes where possible.

All closures are part of planned overnight maintenance, which typically causes minimal disruption when traffic volumes are low. However, it is always wise to check live traffic updates before setting out. For real-time information, drivers can rely on the National Highways’ Transport Data Feeds, which provide accurate and up-to-date details. Remember to stay safe, follow diversion signs, and allow extra time for your journey.