Winter Weather Advisory issued December 14 at 2:30AM EST until December 15 at 4:00PM EST by NWS #FrederickMD …WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 4 PM EST THURSDAY… * WHAT…Freezing rain expected. Total ice accumulations of one to two tenths of an inch. Sleet may also mix in. * WHERE…In Maryland, Washington, Frederick MD and Carroll Counties. In Virginia, Northern Fauquier and Western Loudoun.