When snow is in the forecast, in the sky, or on the ground, here are some sources of information about how much to expect or how much has fallen. Listed first are sources for information nationwide and the southeastern United States, followed by sources for Virginia.
The National Weather Service (NWS) “Winter Weather Forecasts” Web site is at http://www.wpc.ncep.noaa.gov/wwd/winter_wx.shtml.
SOUTHEAST UNITED STATES
NWS color-coded maps of predicted precipitation: http://www.weather.gov/srh/.
NWS snow-forecast maps and other products are available online from the NWS forecast offices serving Virginia, as follows:
Blacksburg, Va., forecast office: http://www.weather.gov/rnk/winter;
Morristown, Tenn., forecast office (serves far southwestern Virginia): http://graphical.weather.gov/sectors/mrx.php#tabs;
Sterling, Va., forecast office: http://www.weather.gov/lwx/winter (a snowfall map (for the area is available at http://www.weather.gov/lwx/pnsmap?type=snow);
Wakefield, Va., forecast office: http://www.weather.gov/akq/winter.
During and after snow events in Virginia, preliminary (not official) snowfall totals (and total precipitation amounts) at many locations are available online at the “Virginia Daily Precipitation Reports” link of the Web site of the Community Collaborative Rain, Hail, and Snow Network (CoCoRaHS), at http://www.cocorahs.org/ViewData/StateDailyPrecipReports.aspx?state=VA.