ROCHESTER, N.Y. — People across the country and the Rochester area are feeling the impact of the polar vortex. While the polar vortex typically stays in the Arctic, its jet stream could weaken in the ...

Frigid air that normally stays trapped in the Arctic has escaped, plunging deep into the United States for an extended visit that is expected to provoke teeth-chattering but not be record-shattering.

The frigid temperatures and deep freeze continue as the arctic air will be an issue again on Tuesday. KOCO 5 Meteorologist Jonathan Conder says temperatures will be in the teens to start the morning.

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A harsh winter storm that's bringing bone-chilling cold and snow across a wide band of the central U.S. Sunday also triggered ...

Impact Weather - Sharp Workweek Temperature ShiftNot too much heat to go around in Central Florida this afternoon. As high temperatures barley nudged into the mid-sixties today. The sunshine ...

Law enforcement officials say the man who rammed a truck into a New Year's crowd had suspected bomb-making materials at his ...

The blast of cold air is being driven southward by a low-pressure system pulling Arctic air from northern Canada, Yack ...

Temperatures start off in the 20s and 30s Friday morning with plenty of sunshine throughout the day. Temperatures will heat ...

With just patches of snow on the San Francisco Peaks, the only snow in the forecast is thanks to snowmaking machines on the ski slopes. Phoenix is also experiencing one of its longest dry spells on ...

"This is true arctic air, and it will be painful for those spending time outdoors," AccuWeather Chief On-Air Meteorologist Bernie Rayno reported, adding that "In the Upper Midwest, this is about ...

SO YEAH, PLEASE USE CAUTION OUT THERE LATER ON THIS EVENING WHEN THE FOG DOES GET EVEN MORE DENSE. BUT TAKING A LOOK INTO ...