A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar ...

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 ...

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

The vast majority of Americans are about to get an extended taste of frigid Siberian weather. Forecasters predict another ...

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, ...

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