The weather office warns that "travel will be impacted due to accumulating snow, particularly during this afternoon and Tuesday morning commutes".
Meteorologists expect rain to turn to a wintery mix overnight, with a chance for snow. "Heavy freezing rain is possible in the Northeast on Monday", the National Weather Service said.
Snow also fell overnight in some parts of eastern Iowa, which could get 4 to 6 inches of snow.
After snow Monday night, Tuesday night was expected to be a colder night. Lows tonight will be about 10 degrees warmer than yesterday, with lows around 44.
As the system moves through, areas near the Great Lakes could see 10 inches of snowfall, the Weather Channel reported, with more moderate snowfall in the plains. This week's storm is likely to produce two to three times as much snow - 12 to 24 inches - in upstate portions of New York, Vermont, New Hampshire and Maine.
Snow started falling Sunday evening and will continue through all of Monday morning before wrapping up around noon in most spots.
A full blown, cross polar jet stream is delivering a bitter early season blast of arctic air.
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A comfortable day is on tap Monday as temperatures remain near normal, but you'll want to enjoy those conditions while they last.
For Thursday and Friday, it stays dry and the cold slowly eases. Behind the storm, near-record cold is expected midweek as Lake Effect snow showers stream into the northeast.
Wednesday is said to be one of the "coldest mornings" with degrees between 15 and 20.
Another mild day is on tap Monday as highs soar into the upper 50s with increasing clouds throughout the day.
Forecast low temperatures on Wednesday. Records stand at 23 degrees for November 13 and 20 degrees for November 14, both set in 1977.
How do I read all these alerts from the National Weather Service?