RELATED: Mandatory evacuations ordered because of Pawnee Fire flare-up
An evacuation center has been established at Rumsey Grange Hall. So far 8,000 acres have burned, according to Cal-Fire.
Firefighters will be working through Saturday evening to try to contain the blaze.
RELATED: Wildfire smoke looms over Bay Area as fire watch continues in Concord
The fire sent smoke across the Bay Area, as far west as Petaluma and as far south as San Francisco and Redwood City, according to the National Weather Service in San Francisco.