Meteorologist August 25, 2017 10:50 am Rain Chances and Watching Harvey Meteorologist Grant Johnston updates the forecast for Friday, Aug. 25, 2017. Wake Up to Something Good 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 2:55 NBC 5 Forecast: Storm chances Friday and the weekend