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

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

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

A jet stream of over 200 mph is impacting flights across the eastern United States. The impacts of this can be positive or ...

When there are disturbances in which the Jet Stream weakens, it can become wobbly. This allows the cold air to plunge southwards. A disrupted polar vortex does not happen every year. Very much so what ...

The storm season runs from the start of September to the end of August each year. It is only in the past ten years that the big ones in this part of the world have been given names.

Imagine the polar vortex as a giant, icy whirlpool far above the Earth, keeping frigid Arctic air contained near the north ...

This will keep the weather rather tame for the balance of the work week. Sunny skies are expected to return tomorrow with ...