CHICAGO — Calmer conditions Friday, but a much colder day is expected with highs in the upper 20s.

Thursday’s snow storm brought significant snowfall to the Chicago area, causing snow-covered roads and slippery and treacherous road conditions in some parts.

After dropping into the lower 20s early this evening, rising temperatures are expected overnight under clear skies.

Saturday will be breezy and warmer with increasing clouds and highs in the mid 40s. Sunday will be breezy partly sunny with highs in the upper 40s.