Siberian air is descending on Canada. Here's what to know about the 'polar vortex'
The intense cold snap about to settle over most of Canada and the U.S. has been dubbed a “polar vortex’, but Environment ...
The Advocate9d
Why are we seeing heavy snow in south Louisiana? It's about timing and the 'polar vortex.'
The cold temperatures are coming from a not uncommon expansion in the Polar Vortex, which are counter-clockwise rotating air ...
‘Once in a lifetime’ snow hits parts of the U.S. South
A winter storm sweeping through the U.S. South on Tuesday was dumping snow at levels millions of residents haven’t seen ...
Poynter6d
AP Stylebook update: Denali is now Mount McKinley but the Gulf of America is still the Gulf of Mexico
In a statement explaining its decision, the AP said Trump has the authority to change the mountain’s name, but the gulf is a global name ...
CBS News11d
Polar vortex maps show where arctic blast is set to freeze the U.S. as far as the Deep South
However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...
High pressure and polar air: The science behind our shivering cold snaps
The unseasonable chill that has swept through the eastern half of the US defies last year's mild winters and the South's ...
Powerful polar vortex in the stratosphere brings frigid temperatures to US
A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the ...
CNET5d
Did the Polar Vortex Cause the Recent Snow in Florida? We Ask the Experts
Extreme cold and snow smacked the Gulf Coast states this week, but the polar vortex may not be to blame. Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET.
Polar vortex impact explained: Why Maine experienced extreme temps this week
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 ...