Temperatures could fall below -20 F across certain parts of North Dakota and Minnesota.

Several climate sites across the state saw new records this week, according to the National Weather Service.

Major cities across the Northeast and Midwest are facing temperatures 10-20 degrees below average, according to forecasters.

A major storm system is set to bring "potentially catastrophic" winter weather across the southern U.S. this weekend, ...

As the U.S. prepares to take on another bout of cold weather, the term "polar vortex" is getting thrown around. But what is ...

Much of the nation east of the Rocky Mountains is hunkered down for what could be the worst winter storm of the season.

"Bitter cold could linger through the end of the month," the Weather Prediction Center said in an update on Monday.

Don't be fooled by the string of uneventful weather — the polar vortex is rebooting and will take another swing, or several, at the greater Philadelphia region, leading to a turbulent weather pattern ...

Americans in many parts of the country will begin 2026 amid frosty temperatures, heavy snow or potentially intense rainfall, depending on where they live. Weather forecasts for New Year's Eve and New ...