Full Notification

WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT to 6:00 PM SATURDAY
* WHAT...Snow expected. Total snow accumulations between 3 and 5
  inches.

* WHERE...Portions of south central and southwest Illinois, and
  portions of central, east central, and southeast Missouri.

* WHEN...From Midnight tonight to 6 PM CST Saturday.

* IMPACTS...Plan on slippery road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS... 
A Winter Weather Advisory for snow means that periods of accumulating snow will primarily cause travel difficulties. 
Roads may rapidly become slippery once the snow begins, so motorists should plan for a slower than normal trip. 
Be especially alert when approaching bridges, overpasses, and curves. 
In Missouri, the latest road conditions can be obtained on the Internet at traveler.modot.org/map/ or by calling 1-888-275-6636.
In Illinois, the latest road conditions can be obtained on the Internet at www.gettingaroundillinois.com. 

You can find information on cold weather safety here: https://go.usa.gov/xpmQ8