The Rough Fire was a major wildfire in Fresno County, California, and the largest of the 2015 California wildfire season. The fire was ignited by a lightning strike on July 31 and burned 151,623 acres (61,360 ha), largely in the Sierra National Forest and the Sequoia National Forest, before it was declared contained on November 6, 2015. At the time it occurred, the fire was the thirteenth largest in recorded California history.
The Rough Fire destroyed four structures and caused zero fatalities. Twelve injuries were recorded among the firefighters that responded to the incident, who numbered more than 3,700 at peak staffing in mid-September. The effort to contain the fire cost an estimated $120 million.