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INFO:
Timelapse footage of the approaching shelf cloud of a tornadic supercell storm system over the plains. A shelf cloud forms at the leading edge of a supercell, where the cold downdraft undercuts the warm moist air ahead of the cloud, lifting it and causing it to condense.
Shelf cloud of tornadic supercell, timelapse, Texas, 2019 - Stock Video Clip - K011/1178 - Science Photo Library