Interstate 17 (I-17) NB is closed at Sunset Point, Interstate 17 (I-17) SB is closed at SR 69 due to a brush fire. There is no estimated time to reopen the highway. Drivers should delay travel or use alternate routes including through Prescott or Payson, according to information posted on Twitter by Arizona Department of Public Safety (ADOT) #aztraffic
[Update: 6:11 AM MST] Interstate 17 is open between Phoenix and Flagstaff following the fire that closed a section of the highway Wednesday night, according to ADOT.
Source: https://twitter.com/ArizonaDOT