A Red Flag Warning will be in effect for the mountains of Yavapai County and the eastern Mogollon Rim today. The National Weather Service says the warning will run from 11 a.m. until 6 p.m. today. Forecasters say strong winds and low humidities are expected today in the warning area. Winds are forecast to be 15-to-25 miles per hour with gusts up to 40 miles per hour with humidities lower than ten percent. Any fires that develop have the potential to spread quickly. If you are traveling today, use caution while driving across Interstate-40 and other areas due to gusty winds at times.