BOSTON (AP) — Residents across the country from the Northern Plains to the tip of Maine are bracing for dangerously low ...

Erin Davis/Axios Visuals An invasion of frigid air from the Arctic is sweeping south from the Plains and Ohio Valley Sunday, moving towards the Southeast and East. Threat level: The ...

A major cold blast is in store for millions of Americans as a lobe of a polar vortex will bring brutally cold temperatures to ...

The polar vortex is expected to reach the Utah-Idaho border sometime in the late afternoon and evening Friday as it continues ...

A lobe of the polar vortex will arrive in the United States this weekend, bringing the lowest temperatures in years and snow and ice to the East and Deep South.

The polar vortex is always around. It is a channel of strong winds high up in the atmosphere that circles the poles. One over ...

A series of disturbances in the atmosphere is sending the polar vortex south (again) next week with a burst of even colder ...

NEW ORLEANS -- The vast majority of Americans are about to get an extended taste of frigid Siberian weather. Another polar ...

Abundant cloud cover and rain will keep overnight temperatures more mild, with lows in the 50s and 60s throughout Central ...

The mere mention of the term "polar vortex" can set your head spinning (and maybe eyes rolling). It’s got to be clickbait, ...