As for how much snow we're getting, NBC mentions that models suggest an accumulation of less than an inch. Clearly, the issue is going to be the ice, not the snow. You know the drill, folks: try to stay off the road tonight and, perhaps, even tomorrow morning, when the sleet and ice are going to make the commute pretty awful.

A powerful winter storm has millions of people across at least 22 states from the Midwest to the Northeast on alert for a widespread threat of freezing rain.