The amount of snow the Gulf Coast States received makes this weather system the worst winter storm in over 120 years. Before ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the ...

Frigid air that normally stays trapped in the Arctic has escaped, plunging deep into the United States for an extended visit ...

A mass of air called the polar vortex has escaped the Arctic and plunged southward. Some scientists see the fingerprints of climate change.

The NOAA Gulfstream IV features a GPS dropwindsonde, a tube-shaped instrument released from the bottom of the aircraft. This ...

This cold was certainly extraordinary, but the polar vortex event of January 2019 brought life in the northern and central United States to a frozen halt. At that time in our area, the coldest actual ...

Global warming changed the behavior of the jet stream, and a new pattern is now clear: sapping moisture from the West Coast ...

So, as the Deep South grapples with the foreign language of snowflake icons making a (for some, repeat) appearance in weather ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

In the world of private jet manufacturing, the story is pretty much the same. Bombardier, Dassault, and Gulfstream are pretty ...