As of Thursday morning, the Ventura County Fire Department estimated the fire had burned 14,500 acres and was 0% contained, with at least 800 firefighters were on the scene. By midday Thursday, Cal Fire put the size of the blaze at 19,643 acres.

Mountain Fire initially started 9:41 a.m. Nov. 6 in Ventura County. After being active for 16 hours, it has burned 1,500 acres. At this time, details about the containment of the fire are unknown. The Ventura County Fire Department is on the scene of a fast moving brush fire in near the 7900 block of Balcom Canyon Road and Bradley Road.