altostratus spissatus flying clouds causing water vapour to condense. yellow and blue altostratus clouds background.

cirrocumulus abstraction signs overcast puff cloud horizontal solar sun middle cloudscape filaments concept hight sunny vibrant pollution transforming pure blue temperature scenic dispersal texture pastel motion tropical clean soft fresh season levels floccus oxygen change whiff relaxed timelapse move wind empty energy polluted happiness skyline crystals color idyllic clear cirrostratus