Most of the tri-state was scheduled to be under a winter storm warning by the afternoon, when conditions pick up and heavy snow bands could drop as much as an inch of snow per hour. For some, it’ll be the most snow in nearly three years.

An AccuWeather graphic shows forecast snowfall amounts in New York City from Saturday, Jan. 18. through Monday, Jan. 20, ,2025. (Courtesy of AccuWeather) (Courtesy of AccuWeather) At its peak, the storm could prompt snowfall rates of up to an inch per hour.

Here's a detailed forecast and timeline of when NYC will see snow on Sunday, how many inches to expect and what's forecast to happen when a polar vortex sweeps the area next week:

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.

New York City and the Tri-State area will be digging out from the first significant snowstorm of the season, followed by the coldest temperatures in 2 years over the next few days. Snow began falling across much of the area by early Sunday afternoon.

After days of balmy weather, New York City is slated to get buried in snow and then hit with an arctic blast expected to unleash a potentially life-threatening chill. With a frigid polar vortex set to grip huge swaths of the U.