Jet Stream Connection: A disrupted polar vortex often affects the polar jet stream, making it wobble and allowing cold air to push farther south while warm air moves north in other regions ...

You may have seen social media posts about it and chatter of big weather pattern changes heading our way, but what's really ...

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

The upcoming midweek storm is one of several systems that promises to bring precipitation and eventually the month's coldest ...

Some 60 million people are under weather alerts across 30 states. Seven of them have declared emergencies: Maryland, Virginia, West Virginia, Kansas, Missouri, Kentucky and Arkansas ...

That’s warmer than Indianapolis (22.0 degrees); Pittsburgh (22.4 degrees); Cincinnati (24.1 degrees); Charleston, West Virginia ... a displaced lobe of the polar vortex has brought an ...

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 Readies ... Texas all the way to the Virginia and North Carolina coasts. As much as 8 inches (about 20 centimeters) of snow could fall in scattered parts of Georgia, North Carolina, ...

(AP) — The plunging polar vortex brought subfreezing temperatures ... related fatal accidents occurred Sunday near Charleston, West Virginia, and Monday in Winston-Salem, North Carolina.

DALLAS (AP) — An area stretching from Texas to Tennessee braced Wednesday for the expected arrival of freezing rain and snow, as some other parts of the country that already received an arctic ...