Updated 7:15 p.m.
The DC Snow Team will deploy approximately 200 plows tonight to preempt the predicted wintry mix. Crews will be on their routes by 10:30 p.m to begin the battle against rain mixing with sleet and snow set to start sometime between 9 and 11 p.m.
Temperatures are expected to drop quickly overnight. Snow is now expected to accumulate between two and five inches before ending between 8 and 10 a.m. Wednesday morning.
Posted Monday 12 p.m.:
The National Weather Service (NWS) is calling for rain beginning this afternoon around 3 p.m., switching to rain and sleet before 1 a.m. Early Tuesday morning will likely see sleet between 1 a.m. and 4 a.m., followed by snow after 4 a.m.
Calvin Meadows, a National Weather Service meteorologist, said Northern Virginia and the DC region could get between one to two inches of snow overnight. Currently the NWS has a Winter Weather Advisory in effect from 9 p.m. Monday evening through 7 a.m. Tuesday.
“It is still winter,” Meadows said Monday morning during a telephone interview. “So far compared to last year it’s been a mild one, but it’s still winter.”