...MAJOR WINTER STORM WILL IMPACT THE REGION THROUGH SUNDAY EVENING... .A large area of precipitation will overrun Arctic air in place over the Mid-Atlantic. This will lead to widespread significant snow, with the potential for ice today especially south of Highway 50 and near and east of Interstate 95. In addition to the high threat for significant snow and ice, very cold temperatures are expected tonight through the middle of next week with sub-zero wind chills likely at times. * WHAT...Heavy mixed precipitation expected. Total snow and sleet accumulations between 6 and 10 inches, with up to 14 inches possible. Ice accumulations of one to two tenths, mainly south of US-33, and up to one quarter inch of ice accumulation is possible along the Blue Ridge. * WHERE...Portions of central, northwest, and western Virginia and eastern West Virginia. * WHEN...Until 1 AM EST Monday. * IMPACTS...Power outages and tree damage are likely due to the ice. Travel could be nearly impossible. * ADDITIONAL DETAILS...Snow will continue, becoming heavy at times with rates of up to one inch per hour possible at times. A mix with sleet or freezing rain is expected later this morning and into the afternoon, especially south of Interstate 70. Significant icing is possible especially across central Virginia. Visibility of one-quarter mile or less is possible at times. A prolonged period of wind chills in the teens and single digits continues this evening and lasting through the middle of next week, with sub-zero wind chills possible at times.