An Arctic blast is forecast to usher in multiple waves of dangerous cold to the Midwest and Northeast next week, forecasters warn.

"A pair of potent cold fronts will plunge into the northern tier of the United States as 2025 ends and 2026 begins," said Renee Duff, AccuWeather senior meteorologist, in an online forecast. "Behind each front, temperatures will drop and the lake-effect snow machine will be flipped on."

How cold? Subfreezing temperatures are predicted as far south as the Gulf Coast by Tuesday Dec. 30, according to a forecast map from the Weather Prediction Center.

More: Snowstorm expected to hit parts of US, NY could see 10 inches

"Temperatures will fall off a cliff to start the New Year 2026 across the Great Lakes, Northeast, and into Southeast," said Weather Trader meteorologist Ryan Maue on X.