Forecast September 19, 2024 5:07 am NBC 5 FORECAST: Late summer heatwave A late summer heatwave is unfolding across North Texas. High temperatures will be well above normal for the next few days with highs in the mid to upper 90s and an afternoon heat index around 100. Wake Up to Something Good 2:33 NBC 5 FORECAST: Last day of summer still bringing the heat, cooler temps next week 2:20 NBC 5 FORECAST: Hot weekend, but cooler next week 2:28 NBC 5 FORECAST: Quite hot now, but cooler next week 2:25 NBC 5 FORECAST: Late summer heat wave 2:27 NBC 5 FORECAST: Late summer heat wave