air atmosphere blue cirrostratus cirrus cloud cloud formation clouds cumulus formation formations meteorology nature pastel rain skies sky soft stratus structures water weather wheather white above aeroplane airplane conditions flight high light plane shapes sun textures travel up above variations various cloud formations black bright changing cloudy color colour contrast dark darkening daylight gray grey silhouettes sunlight sunshine trees heavy huge massive summer angry apocalyptic approaching storm brilliant colorful colourful contrasting disturbing dramatic dusk evening fiery flaming gold foreboding frightening glory gold golden lighting molten skies moody setting sun shadows shining silhouette southern spreading storm storm clouds stormy sunset