But when and how much? NBC-4 reports snow will arrive in the area before noon and end around midnight.
"Expect the height of the storm from 2 p.m. to 6 p.m. — about 5 inches — with the snowfall gradually coming to an end by midnight," NBC reports.
Here's the National Weather Service snowfall timeline for Reagan National Airport:
- From 9 a.m. to 1 p.m., snowfall may reach 1.5 inches.
- From 1 p.m. to 6 p.m., snowfall amounts may reach 4 inches. Total projected snowfall of 5.5 inches.
- From 6 p.m. until midnight, the snow eases up, with less than an inch of additional accumulation possible. Total projected snowfall of 6.3 inches.
"Temperatures tonight will drop through the teens and single digits and winds will be sustained at 15-25 mph with gusts to 40 mph," according to the Capital Weather Gang report.