The polar vortex's blast of Arctic air from Canada brought the season's coldest weather to the majority of U.S. The vortex is ...
A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...
WASHINGTON — Get ready for extreme cold weather in D.C. and most of the U.S. over the next few days. The polar vortex has ...
These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...
A recent study explains how warmer temperatures at the top of the planet destabilize the jet stream and allow colder air to ...
Answers as to why these strange temperatures and weather events are prevalent may be found in the polar vortex. The polar vortex is a large area of low pressure and cold air surrounding both of ...
A new blast of Arctic air sweeping from north to south will bring bone-chilling temperatures to millions of Americans this weekend and next week.
The coldest weather of the season to date will be due to a phenomenon called a polar vortex, an upper-level jet stream that typically circulates around both the North and South Poles, but can push ...
This will be due to a polar vortex, an area of strong winds that encircle the Arctic and typically keeps the coldest air locked near the Pole, according to the FOX Forecast Center. This weekend ...
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 ...