St. Louis and parts of Illinois face a cold start to the week, with NWS issuing advisories and temperatures dropping sharply.

The National Weather Service in Lincoln has issued Cold Weather Advisories for the area through 3 pm on Tuesday. While it’s not the coldest air we’ve ever

Trainings for Illinois residents looking to join the National Weather Service's severe storm spotter program will be held virtually for the first time this year. There will also be in-person Community Weather Preparedness training sessions.

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.

Dangerous cold and biting wind chills are expected across Central Illinois in the early part of the week, according to the National Weather Service at Lincoln. ❄️ Wind chills as low as 20 degrees below zero could cause frostbite on exposed skin after just half an hour.

The National Weather Service issued two advisories from 6 p.m. Sunday to noon Monday, and from 9 p.m. Monday to noon Tuesday.

A cold weather advisory is in effect for a wide swath of central Illinois means area schools are closing or going to e-learning.

Arctic cold gripped the entire Chicago area Tuesday morning, with "feels-like" temperatures near -30 degrees as extreme cold warnings and cold advisories swept across the region.

Around 40 million people, primarily across the southern U.S. from Texas to Florida, were under some type of weather hazard.

Both Monday and Tuesday are non-attendance days for Chicago Public Schools students. Wind chills will be -15 to -30 Tuesday morning and -10 to -20 Wednesday morning.

Meteorologists predict wind chills 20 t0 25 below will persist through Wednesday, with the coldest conditions late Monday into Tuesday.