Winter hasn't even officially started, but parts of the country are already bracing for what could feel like the deep freeze ...

Your January to March outlook is here and if you like the weather that we’re ending 2025 with, you’ll like this forecast.

A fresh shot of Arctic air could bring the coldest air of the season for many this week, according to AccuWeather meteorologists.

"Arctic air will bring near record cold temperatures and dangerous wind chills," the National Weather Service said.

The term "polar vortex" gained notoriety back in 2014 due to extreme winter weather, but there's more to this phenomenon than ...

The planet's most extreme cold air will be barreling into the central and eastern United States this coming weekend "like a wrecking ball." ...

A strong polar vortex doesn't cause cold weather — it does the opposite. Here's what to know about polar vortices, how they ...

Step inside the strange world of a superfluid, a liquid that can flow endlessly without friction, defying the common-sense ...

The northern U.S. is bracing for bone-chilling cold as a weakened polar vortex pushes Arctic air south. How cold will temperatures get in Minnesota?