Multiple wildfires have already erupted in parts of the western United States, including in Oregon and California's Napa County.

Thunderstorms raked Oregon with lightning the evening of Sept. 3 and ignited numerous new wildfires across the state.

Two major wildfires in California and Oregon force mass evacuations as firefighters battle blazes amid dangerous heat ...

Evacuation levels have been dropped on the Flat Fire near Sisters while the Emigrant Fire south of Oakridge continues to grow.

The cause of the fire is under investigation. Residents of the western United States have been sweltering in a heat wave that hospitalized some people, with temperatures hitting dangerous levels ...

Four homes have been destroyed by a wildfire sweeping through central Oregon, where thousands of residents remained under evacuation orders.

Oregon's two largest fires showed some growth on Aug. 26 but neither exploded in ways similar to earlier this week or last weekend.

The Emigrant Fire exploded to 6,000 acres while progress was made on the Flat Fire. Here's the latest on Oregon wildfires.