Frost Advisory issued October 07 at 2:54PM CDT until October 08 at 9:00AM CDT by NWS

...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT SATURDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Portions of south central and southwest Illinois. Portions of central, east central, and southeast Missouri.