By Laura Bannon

CHICAGO (CBS)– Bitter cold conditions continue. A Wind Chill Advisory is in effect through 9 a.m.


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Friday’s temperatures begin in the single digits and only climb to a high of 14 degrees.

Milder conditions arrive Saturday with temperatures in the 30s. A mix of light snow or sleet is possible Saturday night.

Temperatures drop again on Sunday.

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Laura Bannon