Much of the nation east of the Rocky Mountains is hunkered down for what could be the worst winter storm of the season.

The ABC17 Stormtrack Weather Team has issued a Weather Alert Day for Friday, Saturday, and Sunday due to dangerous cold, with ...

Arctic air originates near the polar regions and is among the coldest air masses on Earth. It typically stays locked in ...

What is the polar vortex? Mississippi weekend weather forecast calls for winter storm with lows in the teens, paired with freezing rain, sleet and snow.

Another polar vortex is expected to bring subzero temperatures that will affect more than 40 million Americans in the coming ...

Let's hold off on the bread and milk runs for now.

Southern Manitoba residents are being reminded that winter is far from finished, even as temperatures rise well above ...

Michigan is set for several days of frigid temperatures and heavy lake-effect snow as Arctic air continues its slow march across the eastern U.S.

Met Office maps show a potential 15 hour window for snow one day next week. Forecasters say Tuesday looks the most likely day ...

Portage la Prairie could see more significant snowfall perhaps beginning today as a shifting weather pattern moves across ...

Climate scientists have long watched the jet stream with fascination and growing concern. These rivers of air racing across our planet at altitudes of roughly 5-9 miles dictate much of our day-to-day ...