A powerful dust storm, known locally as a haboob, swept across Phoenix, Arizona, drastically reducing visibility and disrupting daily life across the region. • The storm was driven by strong thunderstorm outflows and extreme winds. • Walls of dust reduced visibility to near zero in several areas. • Power outages affected thousands of homes and businesses. • Phoenix Sky Harbor Airport experienced flight delays and cancellations. • High winds damaged infrastructure, trees, and vehicles. • Air qual