Timelapse video capturing the rapid movement of dark rain clouds across the sky

timelapse rain clouds accelerated sky weather nature storm dark dynamic dramatic power movement video atmospheric precipitation fast cloudscape natural climate rainstorm scenery skyscape overcast thunderstorm cumulonimbus wet gloomy meteorology environment wind moisture tempest outdoors speed cinematic horizon grey heavy cloudburst foreboding ominous rainclouds downpour front moistureladen vapor formation