* WHAT...For the Frost Advisory, temperatures as low as 34 will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 30 possible. * WHERE...In Indiana, Wayne County. In Ohio, Auglaize, Darke, Mercer, Miami, Preble, and Shelby Counties. * WHEN...For the Frost Advisory, from 2 AM to 9 AM EDT Sunday. For the Freeze Watch, from late Sunday night through Monday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly