California’s Line Fire Flares Under High Temperatures, Makes Run up Santa Ana River

Firefighters in Southern California’s mountain region battled the flare-up of a monthlong arson fire on Sept. 29 as flames made a run up a dry river drainage.
The Line Fire in San Bernardino County, about 100 miles west of Los Angeles, sparked on Sept. 5 and has grown to nearly 68 square miles in the mountains of San Bernardino National Forest.
“The last few days of above normal temperatures have dried out both the vegetation and moisture from the air,” the California Department of Forestry and Fire Protection (Cal Fire) wrote in a Monday morning update. “Firefighters had expected some movement along the open line in this area; however, fire behavior exceeded expectations.”…