Understanding the Polar Vortex The polar vortex is like a massive whirlpool of frigid air moving around our planet's poles.
The polar vortex can be a powerful source of winter weather, but it's not the only cause of severe cold and snow in regions better known for warmth and sunshine. The Gulf Coast states are still ...
An Arctic polar vortex has brought freezing temperatures and frigid winds to millions across the country this winter.