North Texas August 9, 2017 3:50 pm NBC 5 Forecast: Approaching 100 Degrees Again NBC 5 Chief Meteorologist David Finfrock updates the forecast for Tuesday, Aug. 9, 2017. Wake Up to Something Good 2:30 NBC 5 Forecast: A slim evening storm chance, then increasing heat 3:00 NBC 5 Forecast: A slim evening storm chance, then increasing heat 2:28 NBC 5 Forecast: A slim evening storm chance, then increasing heat 2:30 NBC 5 Forecast: Watching the dry line for storm chances on Monday 2:30 NBC 5 Forecast: Watching the dry line for storm chances on Monday