SHELDON That’s not nice. That’s the precursor to a supercell thunderstorm.

It looks like you're asking for a related to Young Sheldon Season 1, Episode 22, often labeled with "aac" (which typically refers to the audio codec, e.g., AAC stereo sound in a video file).

MARY That’s nice, honey. Eat your oatmeal.

SHELDON (at kitchen table, barometer in hand) Mom, the atmospheric pressure dropped 4 millibars in the last hour.

SHELDON (holds up graph) This is not rain. This is the fingerprint of a tornado.