The fire had burned 2,190 acres and was 67-percent contained Friday, according to Cal Fire. Only one structure was damaged.
According to the San Bernardino National Forest, firefighters made "good progress" on the blaze and were able to hold the perimeter despite strong winds and hot temperatures on Thursday. Calmer winds allowed crews to finally fight the fire from the air.
There was one small flare-up in the area of Smith drainage, it was quickly knocked down, officials said. No flames were expected over the weekend, but active heat patches remained in the area.
Crews will be focusing on line construction and mop-up efforts in the tough terrain.
All evacuations have been lifted, and school were open on Friday. The North Etiwanda Preserve is closed to visitors.
Three injuries have been reported, and one structure was damaged by flames.