* WHAT...Heavy snow with mixed precipitation expected. Total snow and sleet accumulations between 5 and 8 inches and ice accumulations up to two tenths of an inch. * WHERE...Portions of central and northern Delaware and northeast Maryland. * WHEN...From midnight tonight to 1 PM EST Monday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning commute. * ADDITIONAL DETAILS...Snowfall rates of 1 to 2 inches per hour during Sunday morning, then the snow mixes with and changes to sleet and freezing rain then to a period of plain rain for some areas Sunday afternoon and evening.