The Great Lakes and Northeast are bracing for another cold shot later this month — down to single digits in places. How cold will it get in NY?

Welcome to 'false spring,' New Jersey! A polar vortex split could bring bitter cold back to NJ, but how cold will it get and when? The latest forecast ...

Folks across the central, eastern and southern U.S. are about to experience potentially record warmth over the next week or ...

The polar vortex collapsed, and severe temperatures are set to dominate most of the country in the coming days. Single-digit temperatures are forecast for much of the Northeast, and subzero ...

The polar vortex is splitting — an exceedingly rare phenomenon for this time of year that will be an unusual driver of warmer temperatures, as the calendar flips to March and meteorological spring.

While all the warmth of the past few days may make it feel like spring is in full effect, forecasters are saying otherwise.

Enjoy your false spring, because cold weather is coming back.

The infamous weather pattern is actually partly influencing our weather as February ends. And it may again throughout the ...

The polar vortex is a large area of cold, spinning air that sits near the North Pole and exists year-round. When it weakens or shifts, Arctic air can spill south, increasing the risk of snow and ...

Hello, world? Can I come out of hibernation yet? Folks in the central and eastern United States who've endured weeks of bitter cold and snow are wondering: Is winter over? Will the polar vortex come ...