The greater Philadelphia region will experience no weekend letup in the prolonged cold snap gripping the area.

Deep penetration of cold temperatures and a coastal storm will bring bomb cyclone and polar vortex into your newsfeeds.

ORLANDO, Fla. – In recent years, terms like “bomb cyclone” and “polar vortex” have made their way into popular discourse, often attached to dramatic weather events. While these terms may sound like ...

DENVER — The weather during the week of Thanksgiving will get very interesting, with the remnants of a bomb cyclone and a polar vortex within a seven-day span. The remnants of a bomb cyclone that has ...

Winter Storm Fern aftermath continues as the East Coast braces for a bomb cyclone and polar vortex, with heavy snow and ...

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