Forecast August 12, 2020 4:24 am NBC 5 Forecast: Heat Advisory in Effect A Heat Advisory has been issued for most of North Texas through Thursday as heat index values are expected to exceed 105 over the next few afternoons. Wake Up to Something Good 2:27 NBC 5 Forecast: A Dense Fog Advisory until 9 a.m.; Afternoon sun 2:28 NBC 5 Forecast: Dense Fog Advisory into Monday morning; The sun returns by the afternoon 2:28 NBC 5 Forecast: Storms moving east; Drier weather ahead for Monday 2:30 NBC 5 Forecast: Storm chances possible again for today 2:28 NBC 5 Forecast: Storm chances continue into Sunday