Temperatures dip below zero Friday, marks coldest day of winter

Chicago has already seen the coldest weather of this winter Friday morning, and a persistent wind chill will make the air feel even icier.

Temperatures dipped below zero degrees for the first time this winter early Friday morning at at O’Hare International Airport, the National Weather Service said.

Though temperatures will eventually climb to a high of about 17 degrees, the wind chill has the potential to make it feel more like minus 15, the weather service said. A wind chill advisory is in effect until 10 a.m.

The bitter cold follows a Wednesday night snowstorm that dumped 4 inches of snow at Midway and 3.5 inches at O’Hare international airports, according to the weather service.

Temperatures will rebound quickly by Saturday into the 30s, with a chance of snow to accompany them.

The Chicago winter has been fairly mild, with January and December both measuring about 6 degrees above average, according to the weather service.

The City of Chicago has published an online list of warming centers.