The sudden blast may have come as a shock to many after a mostly mild start to winter, but that warmth may have partly ...

After briefly ending the subfreezing streak, it remains bitterly cold this morning. Any lingering moisture has iced over, ...

Jupiter and Saturn host strikingly different polar storms, despite being similar giant planets, and scientists have long wondered why. New simulations suggest the answer may lie deep below the clouds.

Okeechobee County woke to a cold start Tuesday, with temperatures in the low 40s and wind chills just above freezing.

The National Weather Service on Thursday warned that “dangerously cold and very dry Arctic air” will spill into the ...

The North Pole is surrounded by a massive circular upper-air weather phenomenon in the Arctic called the polar vortex. It is ...

In subzero winds, hypothermia announces itself in small, easy-to-miss ways. Here’s what one Nat Geo Explorer does to combat it in some of the coldest places on Earth.

The National Weather Service has issued an extreme cold warning from 3 a.m. Friday until noon for central Cook County, ...

Heavy snow, ice and brutal cold are expected to make this winter storm a potentially life-threatening weather event for 35 ...

The meteorologists said the polar vortex system is set up due north of Michigan over Canada's Hudson Bay. It's at least ...

Starting Thursday, dangerously frigid air from Siberia and the North Pole is forecast to plunge the Great Lakes region into ...