SKY FIRE / WEATHERVIDEOHD.TV / SCIENCE PHOTO LIBRARY SKY FIRE / WEATHERVIDEOHD.TV / SCIENCE PHOTO LIBRARY
Timelapse footage of turbulent rotor clouds. These rotor clouds are whirling on horizontal axes in a series of mountain wave crests downwind of the Rocky Mountains, during a strong downslope windstorm. Filmed in Colorado, USA, in winter.
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