Snowflakes fell across the tri-state on Sunday afternoon, but the heaviest snow is ahead and temperatures fall below freezing. The bulk of the snow is expected to fall between 5 and 9 p.m. in the immediate New York City area.

Millions of people from Washington to Boston, including those in the New York City area, are on alert as a powerful winter storm begins to dump heavy snow across the region. FOX Weather Meteorologist Jane Minar breaks down the latest forecast.

The bitter cold becomes the big story after Sunday's snow with wind chills that will make it feel like zero for the first half of the week. Snow began falling by early Sunday afternoon with several inches expected to fall across New York City and the Tri-State area before it's over.