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 0:30 Weather Quiz: Arctic cold front 0:48 Weather Quz: Weak polar vortex 0:30 Weather Trivia: Wind power 0:37 Weather Quiz: Hottest temperature in December 1:03 Weather Quiz: Rollercoasters and weather