* WHAT. Heavy mixed precipitation possible. Confidence is increasing in widespread snow, sleet, and freezing rain. This may result in moderate to major impacts in infrastructure and transportation. * WHERE. Portions of northeast North Carolina and eastern and southeast Virginia. * WHEN. From Saturday afternoon through Monday afternoon. * IMPACTS. Roads, and especially bridges and overpasses, may become slick and hazardous. Ice accumulation on power lines and tree limbs may result in power outages.