* WHAT...Heavy mixed precipitation. Additional snow and sleet accumulations between 2 and 4 inches and ice accumulations around a light glaze. Winds gusting as high as 45 mph. * WHERE...Antrim, Grand Traverse, Otsego, and Presque Isle Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the Monday morning and evening commutes. Gusty winds could bring down tree branches.