Understanding the Polar Vortex The polar vortex is like a massive whirlpool of frigid air moving around our planet's poles.

The wild January weather across the US is expected to continue this week with forecasts for heavy rain in southern states, after a surge of Arctic air that spilled southward and delivered rare record ...

They are being remembered on the streets where they died, with candles and flowers, and in the thoughts and prayers of those who knew them and those who didn't as the city of New Orleans and the ...

New Orleans went from almost 70 degrees to a record snowstorm within four days. In a few months, hurricane season will start, ...

Nearly 2,000 flights into and out of states impacted by Winter Storm Enzo have been cancelled today, as this rare storm ...

The celebrated New Orleans snowfall is twice what Anchorage has recorded all winter long. Meteorologists attributed it to a perfect dance between weather systems.

Anytime we get an Arctic air blast down this far south, this is an artifact of the polar vortex rearing its ugly head,” said ...

Warmer-than-normal temperatures in the Gulf of Mexico did not cause the record-setting snowfall, but the conditions may have been an ingredient to the unusual weather.

A rare winter storm has turned the South into an unlikely winter wonderland this week, giving cities like New Orleans more ...

Florida is officially out snowing several Canadian cities on a monthly level, too, beating out places like Toronto, Ont., and St. John's, Nfld., with their January monthly snow totals so far. As of ...

Several Gulf states experienced a major snowstorm this week. Changes in global climate patterns can be connected to weird ...

A winter storm sweeping through the U.S. South on Tuesday was dumping snow at levels millions of residents haven’t seen ...