A 62-year-old woman died Sunday afternoon when the vehicle she was riding in on state Route 507 left the road and struck a tree near Roy.
The Washington State Patrol said the accident was weather related and the 36-year-old female driver was not impaired. It had been snowing in the area before the wreck.
A photo from the scene showed a large impact to the right side of the vehicle.
The highway, near East Gate Road, was fully blocked while the accident was investigated, the State Patrol said.