While the Northeast braces for another frigid polar vortex, Oklahoma will experience unseasonable temperatures. Here's when ...

The Polar Vortex is expected to be impacted by a Sudden Stratosphere Warming, bringing cold air to the eastern US.

A major weather pattern change underway across U.S. As we get into next week, the storm track looks really interesting.

A winter buzzword, explained.

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

Yes, a lobe of the polar vortex at lower levels of the atmosphere (known as the "tropospheric polar vortex") is responsible ...

Several rounds of bitter cold are expected in the eastern U.S. through early March, after a stratospheric warming event ...

While much of the eastern U.S. has been frozen by rounds of Arctic air and snow, the West has experienced weeks of unseasonable warmth, which has left many mountain ranges in a snow drought. A major ...

A late January 2026 winter storm left more than snow and ice in its wake.

Much below normal temperatures should persist across the eastern U.S. into early February before moderating slightly.

During winter in the Northern Hemisphere, the polar vortex can often expand and send cold air south, often referred to as an ...

The Polar Vortex is expected to be impacted by a Sudden Stratosphere Warming, bringing cold air to the eastern US.