A significant meteorological event is poised to impact vast regions of the United States. The polar vortex, a large area of low pressure and cold air surrounding the Earth’s poles, is expected to ...

While Thursday temperatures will finally get above freezing, 7News Senior Meteorologist Brian van de Graaff said “it will still be colder than average.” He noted the average for this time of ...

As the polar vortex delivered what is expected to be its final blast across southern Ontario on Wednesday, city residents braved the bitter cold — including Fintan the lion at the Toronto Zoo.

A blast of arctic air from Canada has brought the season's coldest weather to most of the United States. The system, known as a polar vortex, is forecast to bring subzero temperatures to the Midwest, ...

A winter storm will bury parts of the Deep South with snow through early Wednesday. Here’s a forecast for key cities in its path.

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...

A winter storm will sweep into the Austin area Monday evening and continue into Tuesday morning, the National Weather Service ...

This will be due to a polar vortex, an area of strong winds that encircle the Arctic and typically keeps the coldest air locked near the Pole, according to the FOX Forecast Center. This weekend ...

(AP) — A polar vortex that has hit much of the U.S. with ... all these algal blooms,” FWC manatee veterinarian Martine de Wit said. “And that affected the water clarity and quality, and ...

SALT LAKE CITY — Cities across the U.S. are bracing for cold temperatures as a polar vortex arrives, bringing temperatures down to much below normal for mid-to-late January. Parts of Utah are on ...

It’ll be a memorable cold outbreak as gusty winds make the frigid air dangerously cold in many locations in the coming days The polar vortex will engulf much of North America as we head into ...