Nob Fire: 227 acre forest fire burning in San Bernardino National Forest 49% contained

A brush fire broke out Wednesday morning in the San Bernardino National Forest near Gobblers Knob, just south of Wrightwood.

The Nob fire has scorched about 227 acres so far and is moving at a moderate rate of speed, according to authorities. No structures are threatened.

As of 9 p.m. Thursday, firefighters reported that the fire was at 25-percent containment.

San Bernardino National Forest representatives say it is not a controlled burn and officials are investigating the cause of the fire. 

Aircraft and ground units are working to control the blaze, which is burning in an area of thick brush on steep terrain.