* WHAT...Temperatures as low as 33 will result in frost formation.
* WHERE...Buffalo, Hand, Hughes, Hyde, Jones, Lyman, Stanley, Sully, Faulk, and Spink Counties.
* WHEN...From 3 AM CDT /2 AM MDT/ to 9 AM CDT /8 AM MDT/ Wednesday.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.