More than 122 million Americans are expected to travel at least 50 miles for Christmas and New Year's holidays this year.

It wasn’t a white Christmas. But it will surely be a white weekend. An area of low pressure approaching the tri-state Friday is expected to bring accumulating snow by late afternoon into Saturday morning.

Though it wasn’t a white Christmas, a strong storm is expected to deliver impactful snow and ice that could snarl travel.

Snowfall projections have jumped yet again for the major post-Christmas storm, with the latest National Weather Service map now showing up to 8 inches or more in several tristate communities. The newest forecast,

"Low pressure will approach the area Friday afternoon and with cold air already in place, snow will become likely across the area through early Saturday," according to the statement. There's a 50% to 90% chance of 3 inches or more of snowfall from Long Island through New York City, according to the forecast.

Thousands of flights have been cancelled after a powerful winter storm left a thick blanket of snow across New York City, causing chaos for travellers on one of the busiest travel weekends of the year.

A winter storm is threatening to drop heavy snow on New York City and surrounding areas, potentially snarling post-Christmas holiday weekend travel.