severe weather March 1, 2023 7:21 pm What Is a Supercell Storm System? NBC 5 Chief Meteorologist Rick Mitchell and Telemundo 39 Chief Meteorologist Nestor Flecha explain what a supercell storm is and how it’s different from other thunderstorms. Wake Up to Something Good 0:35 Weather Quiz: Snow 0:35 Weather Quiz: North Pole winters 0:54 Weather Quiz: Freezes 0:48 Weather Quiz: Temperature observations 0:41 Weather Quiz: Bomb cyclone