Weston Drive is blocked in both directions at the junction with Bellamy Drive after a vehicle overturned late on Friday night (14 March).
The incident happened at around 9:40pm, causing disruption on a key route linking Belmont Circle and Stanmore.
Bus 186 is affected and is being diverted via Kenton Lane, Streatfield Road, and Honeypot Lane, with the same route in reverse.
Emergency services are at the scene, and motorists are advised to avoid the area.
Harrow Online has contacted London Ambulance Service for an update. More to follow.
Update: The road reopened at around 02:00 this morning.
Chris Mitchell is the founder and editor of Harrow Online, Harrow’s leading local news platform.
He launched Harrow Online in 2010 as a Facebook page sharing local news and information. Since then, it has grown into a trusted source for breaking news, crime, council decisions, planning, transport, business and community stories across the borough.
Harrow Online reaches hundreds of thousands of readers each month and has a social media audience of more than 200,000 followers.
For news tips, press releases or enquiries, contact Chris at info@harrowonline.org.
