Frost Advisory issued May 21 at 1:47PM MDT until May 22 at 8:00AM MDT by NWS

…FROST ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 9 AM CDT SUNDAY… * WHAT…Temperatures as low as 34 degrees will result in frost formation. * WHERE…Portions of east central, south central and southeast South Dakota, northeast Nebraska, northwest and west central