The west half of the country, including the Midwest, will start to warm up. But that won't be the case for the East Coast. Here's the forecast.

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

A fresh blast of Arctic air is poised to spill across a wide swath of the United States, and the latest polar vortex map ...

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

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

A chilling polar vortex is set to bring snow and ice to the South and East this week. We show where.

A powerful winter storm, influenced by a polar vortex, is impacting much of the U.S., bringing heavy snow, ice, and extreme ...

Here’s the wind chill chart. Notice the four shadings, indicating how long it will take for frostbite. When we get to wind ...

Ontario may be one of the coldest places on the planet this Friday as an airmass is expected to be centred over the province, ...

A severe winter storm that brought crippling freezing rain, sleet and snow to a large part of the U.S. in late January 2026 ...

Watch as a massive bowl of Arctic air is set to bring extreme, potentially record-breaking cold temperatures to parts of the ...

More snow is on the way for southern Ontario, with a widespread shot occurring on Wednesday. That will be followed by ...