From the NOAA National Weather Service this morning for Reston: "
... Rain and snow likely before 9:00 p.m. (Thursday),
then snow. ... New accumulation of 1-2 inches possible. ... Snow likely (Friday),
possibly mixing with rain after 9:00 a.m., then gradually ending. ... New snow accumulation of less than 1/2 inch possible. ... " No information received from the snow removal contractor as of midday Thursday, but plowing may occur if accumulation exceeds 2 inches.