More than 800 of fires are burning west of Northern California . A burning ban is issued in Idaho . The National Weather Service said a weather pattern developing in parts of Oregon could produce conditions favorable to `` explosive fire growth . '' More acreage has burned so far than the next few days at this time , national fire officials say . An California fire could force more evacuations .
More than 800 of fires are burning west of Northern California . A burning ban is issued in Idaho . More acreage has burned so far than the next few days at this time , national fire officials say . An California fire could force more evacuations .