The Rancho Fire north of Cold Springs is now 10 percent contained, and forward progress on the fire has stopped.
Truckee Meadows Fire & Rescue now estimates the blaze at 1,400 acres. 175 personnel remain on scene.
Ground crews are working to increase containment by securing control lines and mopping up remaining hotspots, though gusty winds remain a concern for fire activity.
Authorities say the fire was started by people.
"We do have evidence that there was an individual grinding metal, and that is all I can say, as that is continuing to be investigated," said Adam Mayberry, Public Information Officer for Truckee Meadows Fire & Rescue.
Evacuations were lifted early Friday morning. People are advised to avoid the area as firefighters continue working on the fire.
The fire is difficul