July 20, 2017 4:30 am NBC 5 Forecast: Heat Advisory This Afternoon A Heat Adivsory will go into effect this afternoon at 1 p.m. and run until 8 p.m. Saturday. The afternoon heat index will be around 105 each afternoon. Wake Up to Something Good 2:28 NBC 5 Forecast: Storm threat continues for eastern North Texas; Drier weather ahead for Monday 2:28 NBC 5 Forecast: Storm chances continue into Sunday 2:34 NBC 5 Forecast: Storm chances continue into Sunday 4:07 NBC 5 Forecast: Storm chances continue into the weekend 2:33 NBC 5 Forecast: Storm chances continue into the weekend