This cool time-lapse clip showcases the amazing way cumulonimbus clouds form, shift, grow, and move across the sky, proving that even "ordinary" fluffy clouds are anything but placid.

A cumulonimbus cloud over eastern Georgia photographed on August 9th, 2024. Marshall Shepherd. Even on quiet nights out for dinner with my wife, weather geekdom can find its way to the surface.

GALLERY: Cumulonimbus 'anvil' clouds tower over Utah skies. by Sterling Poulson, Chief Meteorologist, KUTV. Fri, June 30th 2023 at 6:48 PM. Updated Fri, June 30th 2023 at 7:19 PM. 24.

Cumulonimbus clouds. Towering, dense clouds with a flat, anvil-shaped top. Develops from cumulus clouds and can reach great heights, often associated with thunderstorms.

News; Pacific NW; Weathercatch: Why the great ‘Cloud 9’ filled our region’s skies late last week Thu., Aug. 18, 2022 Brooding cumulonimbus clouds unleashed a burst of rain, winds, thunder ...

Skygazers near Amarillo, Texas, were treated to the breathtaking sight of a cumulonimbus "mushroom" cloud associated with a thunderstorm southeast of the city Tuesday evening.