The Arizona Department of Transportation has closed several highways in northern Arizona because of heavy snowfall throughout the region. Interstate 17 is closed at State Route 179. I-40 eastbound is closed at U.S. 93 and at Ash Fork, and westbound is closed at Williams and Winslow. In addition, S.R. 87 southbound is closed at Winslow and northbound at Payson; S.R. 89A is closed in both directions between Sedona and Flagstaff; and S.R. 260 is closed in both directions between Camp Verde and Heber-Overgaard.