The National Weather Service has put a winter weather advisory in place for much of Friday afternoon and evening, warning roads will become snow covered and slippery and could cause "hazardous travel during the afternoon and evening commute."
The advisory is in place for Vienna, Falls Church and Fairfax City, along with Fairfax, Loudoun, Prince William and Fairfax counties, Washington, D.C., and points as far north and south as Gaithersburg and Warrenton.
The service predicts "snow will begin during the mid-afternoon and taper off in the evening. Snow may be moderate to locally heavy at times during the late afternoon and early evening."
Snowfall is expected to be between 1 to 2 inches.
Loudoun County Public Schools will close one hour early in ancitipation of the snow.