The National Weather Service in Flagstaff AZ has issued a Red Flag Warning due to strong winds and low relative humidity. * WHAT...Southwest winds 15 to 25 mph with gusts up to 35 mph, Relative Humidity between 5 to 10 percent. * WHERE...Chuska Mountains and Defiance Plateau, Little Colorado River Valley in Navajo County, and Little Colorado River Valley in Apache County. * WHEN...From 11 AM MST /noon MDT/ to 6 PM MST /7 PM MDT/ Saturday. * IMPACTS...Rapid spread and growth of any new or existing fires. Fires will have the potential to exhibit extreme fire behavior. Elevated potential for new fire starts.