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 ...
These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary ...
It looks like it could get even colder heading into next week. Within the last decade, the phrase 'polar vortex' has become popularized in the weather world. In fact, you may have heard it getting ...
The polar vortex is a large area of low pressure and cold air surrounding both of Earth's poles. The polar vortex always exists near the poles, however, it weakens during summer and ...