A combination of frigid air with a low pressure system over the Gulf are behind the storm, which could bring heavy snow just ...

The D.C. area is seeing mild temperatures Saturday ahead of snow expected Sunday. Winter storm warnings and watches are in ...

About 2 to 3 inches of snow are expected to fall in New Orleans ... Also, in the upper atmosphere, the polar vortex is currently becoming "stretched" from north to south across the North Pole. It is ...

Earth’s magnetic north is not static. Like an anchorless buoy pushed by ocean waves, the magnetic field is constantly on the move as liquid iron sloshes around in the planet’s outer core.

Heavy snow is expected on Sunday in the Northeast before the coldest air in several years descends across much of the country starting on Monday, forecasters warned.

The snow is likely to fall on Sunday from the Appalachians to New England. New York City may see its largest snowfall in ...

"The level and extensiveness of the frigid air may be tough to match the rest of the winter," forecasters warned.

Bitterly cold temperatures continue on Sunday because of the arctic blast, and there's another chance of snow in Oklahoma on Monday. >> Go to the KOCO weather page | Get KOCO on the Go | Subscribe to ...

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