However, we probably won’t revisit an Arctic weather pattern like we had in January. We probably will only have a side-swipe of the polar vortex for a day or two in mid-February.

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 ...

The mere mention of the term "polar vortex" can set your head spinning (and maybe eyes rolling). It’s got to be clickbait, right? Or maybe someone dreamed up the name for views? Is it a storm?

The animation below shows the development of the vortices downwind of either side of the object. Under specific conditions, the atmosphere can produce Von Karman vortex streets as prevailing winds ...