M27 Accident Today: Overturned Vehicle Causes 73-Minute Delays Near Southampton

SOUTHAMPTON, England — October 13, 2026 — An overturned vehicle on the M27 westbound caused major traffic disruption near Southampton, leaving motorists facing delays of more than an hour, according to the traffic updates provided.

The incident occurred between Junction 4, near the M3, and Junction 3, which serves the M271 and Southampton Docks. Traffic was temporarily held while the overturned vehicle obstructed the carriageway, contributing to severe congestion.

An update attributed to AA Traffic News at 10:50 a.m. reported delays of approximately 73 minutes, with average traffic speeds falling to around five miles per hour. The disruption affected drivers travelling through a key route serving Southampton and surrounding areas.

Other Traffic Delays Across Southampton

The M27 incident came amid wider traffic disruption on several roads across Southampton.

The M271 northbound, between Brownhill Way at Nursling and M27 Junction 3, experienced delays of approximately 11 minutes, although later updates suggested conditions were improving.

Congestion was also reported on A33 Bassett Avenue, A33 The Avenue and A3024 Northam Road. Delays on The Avenue had eased to around six minutes, while Northam Road traffic faced delays of approximately nine minutes.

These additional disruptions created further challenges for commuters and other motorists travelling through the area.

Police Response and Accident Investigation

Police had reportedly been contacted for comment about the overturned vehicle. However, no official response was included in the information available at the time of reporting.

The cause of the accident remains unclear. Authorities had not confirmed the identity of the driver, whether anyone was injured or whether other vehicles were involved.

Advice for Motorists

Drivers travelling along the M27 westbound near Southampton are advised to check live traffic updates before setting out, allow extra time for their journeys and consider alternative routes where appropriate. Motorists should also follow instructions from emergency personnel and avoid approaching the incident scene.

Further information is awaited regarding the circumstances of the overturning, any possible injuries and when normal traffic flow will resume.

Disclaimer: This article is based on the traffic information supplied. The cause of the accident, injury status and details of any police investigation have not been independently confirmed.