Frosty conditions are headed for the East, making it feel like March. Find out how cold it will be in your state.

For some background, cold air sinks while warm air rises. If there is not enough lift, snow can't reach the surface. What about in situations in which temperatures fall below zero degrees?

As usual, the cause of the split weather pattern is the position of the jet stream, the ribbon of fast-moving air far above our heads that guides weather around and separates warm from cold air ...