Brush fire in Simi Valley burns at least 10 acres, prompts closure of westbound Highway 118

SIMI VALLEY, Calif. (KABC) -- All westbound lanes of Highway 118 in the Simi Valley area were shut down Thursday afternoon due to a brush fire that was pushing toward the roadway.

The fire was reported shortly after 1 p.m. in the 2800 block of Madera Road, according to the Ventura County Fire Department.

By 2 p.m., the blaze had grown to about 10 acres but officials said firefighters were making "good progress" on containment.

The blaze, dubbed the Madera Fire, was described as "pushing quickly" toward the highway. All westbound lanes are closed from Madera Road to Collins Drive, but one lane was expected to be open soon.

The cause of the fire has not been determined.