March 9, 2015 6:15 pm Mostly Sunny NBC Chicago’s Brant Miller looks ahead at the forecast for the week. Local 2:25 Chicago Forecast: Cool and rainy day 1:26 Chicago weekend weather: Showers to precede a dry Sunday 2:29 Chicago forecast: Dry day before more showers 3:20 Friday morning weather 1:30 Chicago forecast could call for rain late Friday