A timelapse video published on 29 July by the US National Interagency Fire Center shows smoke rising from the Dragon Bravo fire at Arizona's Grand Canyon National Park, which erupted on 4 July. As of 1 August, the fire had burned nearly 112,000 acres, according to the Fire Center.

Remote wildfires out West are forcing new evacuation orders as the Gifford Fire burns in central California, the Monroe Canyon Fire triggers a state of emergency in Utah and the Grand Canyon's Dragon Bravo wildfire in Arizona grows.

Wildfire smoke from the Prairies prompted special air quality statements and warnings across the country Saturday.