The crash, which occurred on Highway 29 just south of Grange Road, was first reported just before 10:30 p.m. according to the scanner and California Highway Patrol reports.
The CHP said a truck and a car were involved in the wreck.
Medics arriving minutes after dispatch found that one person had died and a second person was seriously injured and needed to be extricated from a vehicle. No other individuals were reported to have been involved.
Requests for air ambulances were not filled due to concerns about weather, according to dispatch.
Information was not available early Sunday as to the condition of the second injured person, who medics were reported to be working on at the scene.
The CHP confirmed that the wreck was a fatal and that Highway 29 was to be closed while the scene was cleared.
The highway had reopened shortly before 1 a.m. Sunday, the CHP said.
Additional information will be posted as it becomes available.
Email Elizabeth Larson at