Ключевые слова: atmosphere, atmospheric, background, blue, changing, climate, cloud, cloud flow, clouds, cloudscape, cloudy, cloudy sky, cumulonimbus, dark, dramatic, frightening, ghostly clouds, instability, light, moved by the wind, nature background, natures, outdoors, puffy clouds, sky, storm, storm arriving, stormy, stormy sky, stormy weather, thunderstorm, weather,