Three California wildfires burn as Lucas Fire tops 4,000 acres amid evacuation orders and warnings in Lake, Mendocino and Monterey counties.

Two wildfires in California's Big Sur region that have burned tens of thousands of acres continued to grow over the weekend, with one fire nearly doubling in size, officials said.

Multiple wildfires are burning across California, including the Timber, Bug and MP18 fires. Here's what to know about the fires today.