<br /> <p>A massive storm cloud was visible in the sky above Phoenix, Arizona on Tuesday, August 2, coinciding with torrential rains that pummeled the city and turned roads into rivers.</p><br /><p>“Today some parts of Phoenix received over 2 inches of rain,” Lennis Keyes, the uploader of this footage, told Storyful via email. “The large cloud sat hovering over Glendale for a long time before it began to race across the valley to the east.”</p><p>The Phoenix area received up to two inches of rain in one hour, AZ Central</a> reported, and the National Weather Service referred to the storm as a once in a 100-year event</a>. Credit: Lennis Keyes</p><br />
