Forecast August 18, 2021 4:25 am Live Radar: Flash Flood Watch Through Wednesday A Flash Flood Watch is in effect for parts of North Texas through Wednesday. Wake Up to Something Good 3:00 NBC 5 Forecast: A slim evening storm chance, then increasing heat 0:39 Weather Quiz: Wind shear 2:28 NBC 5 Forecast: A slim evening storm chance, then increasing heat 2:25 NBC 5 Forecast: A few spotty showers or thunderstorms could develop today, some severe 2:29 NBC 5 Forecast: A few spotty showers or thunderstorms could develop today, some severe