: Historically, thunder was simulated using a "thunder sheet"—a large, thin metal sheet that is shaken to create a metallic boom.
The sound itself is a shock wave created by lightning. When a lightning strike heats the air to approximately , the air rapidly expands and then contracts as it cools. This explosive movement creates the pressure wave we hear as thunder. If you'd like to explore this further, DIY tips for recording your own storm sounds. Technical file formats best suited for audio production. The Sound of Thunder - Lightning - NOAA thunder_sound_effect
: Irregular mixtures of various pitches and loudness levels. : Historically, thunder was simulated using a "thunder