Heavy snow covered parts of northern Arizona late on Monday, January 16, as a winter storm swept through the area.Footage captured by Calvin Johnson shows snow along Lake Mary Road in Flagstaff on Monday evening.The National Weather Service advised people to avoid travel in the region as the wintry conditions continued.“If you want to travel, maybe don’t go,” they said on Monday night.A new daily snowfall record was set in Flagstaff on Sunday, the National Weather Service said. Credit: Calvin Johnson via Storyful