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

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.

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

Folks in the central and eastern United States may be wondering: Is winter on the way out? Here's what meteorologists say.

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

When the polar vortex stumbles, the weather at ground level can pivot from mild to brutal in a matter of days. A circulation that usually spins quietly above the pole can suddenly send lobes of Arctic ...

While forecasters can't yet say for sure, a warmer stretch of weather appears likely for much of the nation. Here's when to expect a warm-up.

Add Yahoo as a preferred source to see more of our stories on Google. Bundle up, Bloomington, a winter storm is headed our way; do you know how to decipher winter weather forecasts? While just about ...

Michigan and the Great Lakes are bracing for another cold shot later month as a polar vortex split in the stratosphere nudges ...

The majority of the United States will experience chilling temperatures due to a blast of arctic air from Canada. The Midwest, Mid-Atlantic and Southern U.S. are expected to see below-freezing ...

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 ...

The next step upward to spring weather is showing in the extended forecast. This week and much of next week look and feel ...