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

As the National Weather Service explains, the polar vortex is an area of low pressure and cold air that exists over both of Earth’s poles 10 to 30 miles above the surface. The term vortex is used to ...

DC swings from a warm 50 weekend to a cold start to the week, with highs in the 30s and a wintry mix as the polar vortex and ...

Add Yahoo as a preferred source to see more of our stories on Google. Texas and the South and East will see extremely cold weather and a powerful winter storm with the possibility of snow and ice due ...

WASHINGTON — Warm Arctic waters and cold continental land will combine to stretch the dreaded polar vortex in a way that will send much of the United States a devastating dose of winter weather later ...

A snowstorm and harsh winter weather have impacted at least 177 million people across the US, with several Northeastern and Mid-Atlantic states under watches or warnings for ice and snow. More than ...

Strong winds, frigid temperatures, and snowfall moved across several states during the course of the last few days, and for many, this latest storm marked the first impactful snow of the season. Until ...

A severe winter storm that brought crippling freezing rain, sleet and snow to a large part of the U.S. in late January 2026 left a mess in states from New Mexico to New England. Hundreds of thousands ...

CHICOPEE, Mass. (WWLP) – Scientists are investigating whether a warming Arctic is changing the behavior of the polar vortex, ...