The King Fire burned 100,000 acres in the Eldorado National Forest in Northern California — 50,000 of those acres in one day. Now the danger is mudslides. Andrew Nixon/Capital Public Radio hide caption

itoggle caption Andrew Nixon/Capital Public Radio

Sparks fly from a burning hollowed tree in the area of the Powerhouse fire near Lake Hughes, Calif., Sunday. David McNew/Getty Images hide caption

itoggle caption David McNew/Getty Images

Elite U.S. Forest Service Hotshot firefighters walk the blackened edge of the Springs Fire near Camarillo, California. Citing favorable weather, officials say the fire could be contained Monday. David McNew/Getty Images hide caption

itoggle caption David McNew/Getty Images

Standing on a rooftop, a man looks at the Springs fire's approaching flames in California Friday. The wildfire, reportedly, 20 percent contained, might be weakened by high humidity and cooler temperatures Saturday. David McNew/Getty Images hide caption

itoggle caption David McNew/Getty Images