A lobe of the polar vortex, a ring of freezing air typically found near the North Pole, will once again move into the central ...

Washington, D.C., was set to see its biggest snowstorm of the season. More than 100 million Americans are under alerts for snow, ice and flooding as three winter storms cross the country over the ...

To understand why a modest — and aesthetically gorgeous — snowfall generated such a hubbub in the Philly region — complete with school closings, late openings, and virtual instruction — consider what ...