a thunderstorm that occurred in a thick dark cumulonimbus cloud

Background, Blue, Sky, Cloudy, Nature, Rain, Weather, Stormy, Landscape, View, Clear, Light, Sunlight, Sunset, Space, Earth, Night, Cloud, Bright, Wind, Air, Heaven, Panorama, Black, Dramatic, Dark, Danger, Color, Climate, Smoke, Lightning, Power, Thunder, Cloudscape, Storm, Thunderstorm, Electricity, Scene, Nobody, Heavy, Grey, Gray, Idyllic, Disaster, Ominous, Meteorology, Hurricane, Tornado, Gale