North Texas July 16, 2019 9:35 pm NBC 5 Forecast: Heat Advisory A heat advisory is in effect for much of North Texas until 7 p.m. Wednesday. The heat index will range from 105 to 108 degrees during the hottest part of the next several afternoons. Wake Up to Something Good 2:51 NBC 5 Forecast: On and off storm chances continue 2:26 NBC 5 Forecast: Stormy pattern through Monday 2:29 NBC 5 Forecast: On and off storm chances continue 3:50 NBC 5 Forecast: On and off storm chances 2:30 NBC 5 Forecast: On and off storm chances