The D.C. metropolitan area is bracing for a significant snowstorm, with forecasts predicting accumulations of 6 to 12 inches of snow by Monday night. Local officials have declared a snow emergency to prepare for hazardous conditions, and winter storm warnings have been issued across Maryland and Virginia. Residents can expect snowfall to begin Sunday evening, with projections suggesting that areas like Baltimore could see between 6 to 11 inches. Schools in Baltimore County are set to close in anticipation of the storm, and safety measures are being put in place as the region faces its first major snowstorm in several years.