Frost Advisory issued April 23 at 8:47AM CDT until April 24 at 9:00AM CDT by NWS

...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT MONDAY... ...FROST ADVISORY IS CANCELLED... * WHAT...Temperatures as low as 33 will result in frost formation Monday morning. * WHERE...In Illinois, Clinton IL, Marion IL, Washington IL, Monroe IL, Randolph IL, and Saint Clair IL Counties. In Missouri, Saint