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

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.

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

Freezing winds are expected to remain in the area until Wednesday. Monday and Tuesday morning are expected to be the coldest periods of the stretch. Monday's high will be 10 and the low minus 6. Tuesday's high will be 5 and the low minus 1,

Scattered snow showers have started to fall in parts of the Chicago area Wednesday morning starting, with more possible throughout the day.

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.