Friday is expected to be the coldest day for the Chicago area in years. ⁠ ⁠ Extreme cold alerts are in place across the city and suburbs, some schools are switching to e-learning and city officials are urging people to stay indoors.⁠ ⁠ Here's a look at just how cold it could be.⁠ ⁠ Tap the 🔗in our bio to learn more.⁠ ⁠ #weather #chicagoweather #cold #chicagocold