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Clouds never stay still. They’re in a state of perpetual transition, mutating from one form to another. This ephemeral, ever-changing quality is part of their beauty. If you have time-lapse video of clouds for this page, upload it to a video hosting site like Vimeo or YouTube and send us a link.
This timelapse filmed by James Chambers on October 25 2020, shows the development of an arcus cloud over Rosevale, which is south-west of Brisbane, Queensland, Australia. An arcus, which is also known as a shelf cloud, is like the front base of a Cumulonimbus storm