The National Weather Service has issued a cold weather advisory for the entire Chicago area, taking effect at 6 p.m. Sunday as dangerously cold temperatures move into the region.
The advisory is slated to remain in effect until 12 p.m. Monday, with wind chills as low as -25 degrees possible.
The frigid temperatures pose an extreme danger, with wind chill values in that range having the potential to cause frostbite to exposed skin in as little as 30 minutes…