The wildfire in Anza has burned 95 acres and is 90% contained.
According to the Riverside County Fire Department, crews are still on the scene working to contain it fully.
The fire department said the flames were first reported around 1:35 p.m. on Saturday near state Route 371 and Bautista Road.
Fire officials initially said the fire's forward spread had been stopped at 2 p.m. but the flames kicked up again. Firefighting aircraft were redeployed to the scene.
The fire department said about 145 firefighters were assigned to the blaze, and no injuries were reported.