United States April 1, 2019 5:01 pm Weather Quiz: What is the Speed of Sound? NBC 5 Chief Meteorologist Rick Mitchell ask: What is the speed of sound? Wake Up to Something Good 2:24 NBC 5 Forecast: Heat and humidity will lead to late day storm chances 2:33 NBC 5 Forecast: Heat and humidity will lead to late day storm chances 3:29 NBC 5 Forecast: Very warm with isolated storm chances for Wednesday 0:32 Weather Quiz: Cold front season 2:26 NBC 5 Forecast: Very warm with isolated storm chances for Wednesday