The National Weather Service issued a cold-weather advisory for Chicago and other parts of the state this weekend, warning of “dangerously cold wind chills” that could dip as low as 20 to 25 degrees below zero.
The advisory is in effect from 6 p.m. Sunday to noon Monday in portions of central, east central, north central and northeast Illinois and northwest Indiana. The “bitterly cold” temperatures can cause frostbite on exposed skin in as little as 30 minutes, according to the weather service.
“After the sun starts to go down in the late afternoon, temperatures will fall even more, and when we expect wind chills for the city around 20 below,” said NWS meteorologist Kevin Doom…