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

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.

Sudden stratospheric warming is expected to keep a weakened vortex splintered, plunging the region back to record-breaking ...

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

The North Pole is surrounded by a massive circular upper-air weather phenomenon in the Arctic called the polar vortex. It is ...

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

A major ice storm is expected to impact multiple states from Texas to Georgia this weekend, ...

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

A Polar vortex has covered the Philadelphia region under a canopy of frigid temperatures, but many people may not realize what a Polar vortex actually is, and the dangers — like frostbite — such ...