A dust storm swept through the Phoenix area Thursday night, knocking down trees, power lines and grounding flights heading into the Fourth of July weekend.
Watch the wall of dust encroach in east Mesa in this time-lapse video:
A dust storm moves through Phoenix, Thursday, July 3, 2014. (AP Photo/The Arizona Republic, Patrick Breen)
A dust storm moves through Phoenix, Thursday, July 3, 2014. (AP Photo/The Arizona Republic, Patrick Breen)
Horses gallop in a field in Gilbert, Ariz., as a dust storm approaches Thursday evening, July 3, 2014. (AP Photo/The Arizona Republic, Michael Chow)