Chicago Forecast February 29, 2020 8:07 am Saturday Forecast NBC 5’s Alicia Roman has the latest weekend weather forecast. Local 2:54 Friday morning forecast 2:04 Thursday evening forecast: Clear evening ahead of potential afternoon thunderstorms Friday 2:17 Thursday afternoon forecast: Warm temps, possible storms loom 2:51 Thursday morning weather 2:01 Wednesday evening forecast: Calm conditions expected