weather quiz May 26, 2021 4:53 pm Weather Quiz: Heat Index NBC 5 Chief Meteorologist Rick Mitchell asks: In what year did Robert G. Steadman come up with the heat index? Wake Up to Something Good 2:49 NBC 5 Forecast: Storm chances continue this weekend 1:25 Several North Texas communities in storm's path battled flood 1:55 Storm in Hill County triggered Tornado Warning for hours 4:07 NBC 5 Forecast: Storm chances continue into the weekend 3:37 Texas tornadoes caught on video