Your Arizona Monsoon Outlook: Essential Forecast for Friday, July 17, 2026.

Here is your Monsoon Outlook for Friday, July 17, 2026, provided by the US National Weather Service Flagstaff, Arizona . Graphic from U.S. National Weather Service Flagstaff, Arizona. According to the US National Weather Service, Flagstaff, Arizona , our active Monsoon will continue. Many have had rain overnight, and this wet pattern will continue today. Best chances just south and southwest of the Mogollon Rim, including western and central Yavapai County. Localized Flash Flooding remains possi