Arcus cloud Arcus cloud An arcus cloud is a low, horizontal cloud formation, usually appearing as an accessory cloud to a cumulonimbus. Roll clouds and shelf clouds are the two main types of arcus. Arcus clouds most frequently form along the leading edge or "gust fronts" of thunderstorm outflow; some of the most dramatic arcus formations mark the gust fronts of derecho-producing convective systems. Roll clouds also may arise in the absence of thunderstorms, forming along the shallow cold air currents of some sea breeze boundaries and cold fronts. A shelf cloud is a low, horizontal, wedge-shaped arcus cloud. A shelf cloud
There Is a Cloud There Is a Cloud There Is a Cloud is the tenth live album by American contemporary worship band Elevation Worship. The album was released on March 17, 2017 by Elevation Church, alongside Provident Label Group. "There Is a Cloud" was nominated for a GMA Dove Award in the Worship Album of the Year and the Long Form Video of the Year categories at the 48th Annual GMA Dove Awards, and the Top Christian Album Award at the 2018 Billboard Music Awards. Elevation Worship recorded the album live during the 12-day "Code Orange Revival" event in September 2016, held by Elevation