A piece of the polar vortex spills into the Midwest, creating extreme cold for the Chicago area and northwest Indiana for the ...

Central Indiana once again had highs around 40° on Saturday. However, this was early, around 12-1 a.m., before a cold front ...

A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans.

According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need to know.

Any sort of wind along with the bitter cold will make for frostbite in as little as 15 to 20 minutes in the incoming arctic ...

Florida's manatee population is seeking warmer waters due to a polar vortex, with many gathering near power plants. The species is still recovering from a mass starvation event.

People living "basically anywhere from the Rockies eastward" will see extremely cold temperatures over the next several days, ...

The vast majority of Americans are about to get an extended taste of frigid Siberian weather. Another polar vortex disruption will stretch Arctic air across the top of the globe and make Donald ...

Firefighters in Southern California readied for another round of critical fire weather after calmer than expected winds ...

Experts reveal the crucial temperature threshold that puts dogs at risk during winter walks. Small breeds and elderly dogs face the highest risk as temps drops below freezing—here are the warning ...