Portsmouth: Forest Road closed

A high-severity disruption is expected to affect traffic on Forest Road in Portsmouth from 00:00 on 17 August 2026 until 23:59 on the same day. Motorists are advised to plan their journeys accordingly and anticipate potential delays.

The disruption is caused by a planned intervention by the 1770 Highway Authority, which has identified the need to undertake essential maintenance work on Forest Road. While the precise nature of the work has not been disclosed, it is understood to be of a critical nature, necessitating a full closure of the street.

Motorists are strongly advised to seek alternative routes and check traffic and travel apps for the latest updates before embarking on their journeys. The 1770 Highway Authority is urging drivers to exercise caution and patience during this period, as the closure is expected to cause significant disruption to traffic flow.

As part of the planned closure, Forest Road will be closed to all traffic from 00:00 on 17 August 2026, with the work scheduled to be completed by 23:59 on the same day. While the precise duration of the closure is subject to change, drivers are advised to assume that it will be in place for the full 24-hour period.

Those relying on Forest Road for their daily commute or to access local businesses and services are urged to explore alternative routes and plan their journeys accordingly. Regular updates on the situation will be provided by the 1770 Highway Authority and can be accessed through Road Closures UK.

For those who must travel through the affected area, it is crucial to check traffic and travel apps regularly for the latest information on road conditions and traffic flow. This will enable drivers to make informed decisions about their routes and help to mitigate the potential disruption caused by the closure.

Motorists are also advised to allow extra time for their journeys and to consider avoiding the area altogether if possible. While the planned closure is expected to cause significant disruption, the 1770 Highway Authority is working to complete the necessary work as quickly and safely as possible.

For the most up-to-date information on the Forest Road closure, please visit Road Closures UK, where you can access the latest news, updates, and advice on navigating the affected area.