People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...

Kansas City Airport closes amid a severe winter storm and polar vortex, causing major travel disruptions across the Midwest.

A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by ...

(AP) — A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped ... according to the weather service. Kansas City International Airport received ...

(AP) — The plunging polar vortex brought subfreezing temperatures ... according to the National Weather Service. Road crews in the Kansas City area, which received about 11 inches (28 ...

A recent study explains how warmer temperatures at the top of the planet destabilize the jet stream and allow colder air to ...

The polar vortex of ultra-cold air usually stays penned up around the North Pole, spinning like a top. But sometimes it escapes or stretches down to the United States, Europe or Asia — and that’s when ...

NORFOLK, Va. (AP) — A developing winter storm threatens to drop snow, sleet and freezing rain on parts of Texas, Oklahoma and ...

A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped south over the weekend ...

A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped south over the weekend ...