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

Deep penetration of cold temperatures and a coastal storm will bring bomb cyclone and polar vortex into your newsfeeds.

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

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.

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

A dramatic blast of cold air may be coming for the United States in late January, courtesy of the polar vortex. Here's what ...

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

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

Meteorologists warn that a stretched polar vortex could bring severe winter weather to much of the United States.

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 ...

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