Cinematic 4K 60 fps. Approaching windy storm are coming. Nimbostratus is a multi-level, gray amorphous, nearly uniform clouds. In meteorology, a cloud is an aerosol comprising a visible mass of minute liquid droplets, frozen crystals, or particles suspended in the atmosphere above the surface of a planetary body. Air cooled moisture vapor dew point to ambient temperature homosphere which includes troposphere stratosphere overcast mesosphere cloudy clouded skyless mix variable weather clean white blue bubbling sky tornado transition wind atmospheric climate tropical under on thermal cyclone heavy raincloud strongly thunderstorm severe view wonderful fantastic amazing interesting spectacular magnificent mixed time lapse UHD 3840X2160.