Chicago Weather: Patchy Frost Well Inland
If clouds clear enough, areas west of the Fox River Valley and far northwest could have patchy frost toward morning.
It will be chilly Thursday night as the sprinkles taper off, with a low of 43 and upper 30s inland. It will also be cooler than normal on Friday, with a high of 53.
A better display of frost will be seen area-wide Saturday morning.
The weekend features a soaking rain developing Sunday through Monday. Heaviest rain along and south of I-80.
The high for Saturday is 57, Sunday 55.