The Mountain fire broke out Wednesday morning. By Thursday afternoon, the blaze had burned more than 20,000 acres.

Dozens of Ventura County schools closed this week due to the destructive Mountain Fire that tore through thousands of acres. Here is a full list of the closures.

Mountain Fire initially started 8:51 a.m. Nov. 6 in Ventura County. It has burned 20,485 acres after being active for 45 hours. By Friday morning, a crew of 2,420 firefighters effectively contained 7% of the fire. The cause of it is still under investigation.