Like much of the U.S., Wisconsinites woke up Tuesday morning to bitter cold conditions. Many schools and colleges throughout ...

It's like "bomb cyclone" or "firenado." It seems like the sort of phenomenon that would be responsible for the record-breaking blast of cold, snow and wintry conditions that reached all the way to the ...

Wood said there are some similar characteristics to a polar vortex, "but it's not a slam dunk example." The jet stream did push in the cold air mass from northern Canada, like a polar vortex would ...

This blast of cold weather is due to activity of the polar vortex.