A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to millions.

Seacoast New Hampshire and southern Maine are bracing for the largest snowfall of 2025 to date, expected Sunday night ahead of an Arctic blast.

Moderate” snowfall whitened Caribou, in northern Maine, on Tuesday, January 7, the local National Weather Service (NWS) said.Footage from the NWS in Caribou shows snow falling down in front of the local office.

Winter weather is expected in Maine early next week, followed by frigid temperatures. Forecasters expect snow to accumulate Sunday afternoon into the evening. The Portland area could see anywhere from 4-8 inches,

Presidential inaugurations have been moved indoors several times due to bitter cold. It happened most recently in 1985 as Reagan began his second term.

Portland was forecasted to be about 6 degrees below normal Sunday and Monday, according to the National Weather Service.

An arctic blast is set to bring subzero wind chill temperatures in New Hampshire and Maine. Meteorologists tell us how to prepare.

The NWS has warned of possible snow squalls as Arctic air spreads south and east from the Rockies Friday through next week.

A major winter blast of snow, ice, wind and plunging temperatures in the U.S. stirred dangerous travel conditions from central and southern states all the way to the East Coast early Monday, prompting schools and government offices in several states to close.

The snow is likely to fall on Sunday from the Appalachians to New England. New York City may see its largest snowfall in years.

On Tuesday at 6:52 p.m. the National Weather Service issued a snow squall warning in effect until 7:30 p.m. for Tompkins County.

The National Weather Service issued a snow squall warning at 6:52 p.m. on Tuesday in effect until 7:30 p.m. for Susquehanna and Wayne counties.