From the Midwest to the Northeast, people are bracing for a snowstorm that'll begin Saturday and end Tuesday.
Here's the latest forecast:
The snow will begin in Chicago Saturday afternoon and become heavier Saturday night and overnight. The Windy City should see 6 to 10 inches of snow in what'll become its second snowstorm within one week.
Chicago officials are warning of rough wind gusts and are urging residents to drive carefully.
Throughout Sunday, areas of snow will linger in parts of the Midwest and Great Lakes.
On Sunday morning, snow showers will begin in Washington, D.C.
D.C. could see 4 to 6 inches of snow in what'll become the city's biggest snowstorm in two years.
By Sunday evening, the snow will move into Philadelphia.
On Monday morning, snowfall will begin in New York City as D.C.'s weather turns to sleet and freezing rain.
By the evening commute, snow will fall heavily along Interstate-95 from Philadelphia to New York City to Boston.
Snowfall rates could reach 1 to 2 inches per hour on Monday and Monday night, the National Weather Service in New York said.
New York state also faces gusty winds and possible flooding in low-lying areas in coastal locations. Gov. Andrew Cuomo's office warned of potential power outages and dangerous roadways.
Near blizzard conditions are possible for the coast, the National Weather Service added.
The snow will continue for the Northeast into Tuesday morning, ending Tuesday night.
Snow totals are expected to reach 5 to 11 inches in Philadelphia and 6 to 10 inches in New York and Boston.