The mysteries of Earth’s weather patterns have fascinated humanity for centuries. Among these patterns, the jet stream stands ...

As the National Weather Service explains, the polar vortex is an area of low pressure and cold air that exists over both of ...

Arctic temperatures spiked 36 degrees Fahrenheit, or 20 Celsius, above normal. By the end of the month, sea ice was at its ...

The polar vortex is a “constant feature” that begins to develop sometime in September and persists through sometime in spring ...

Millions of Americans were hit with blustery blizzards last month when a polar vortex collapse ushered in below freezing temperatures across much of North America ...

The Met Office has issued a new statement on a Sudden Stratospheric Warming (SSW) event caused by a polar vortex collapse.

The Jet Stream is shifting and is now a west to east flow delivering milder Pacific air instead of cold Arctic air. I’m sure you’ve noticed the difference. After record lows last week we ...

A weaker jet stream allows more frequent spells of northerly or easterly winds to affect the UK and, in winter, these bring very cold air from the Arctic and continental Europe.” When a polar ...

A sudden stratospheric warming event is being predicted by several forecasters - and now the Met Office has given its view ...