Add Yahoo as a preferred source to see more of our stories on Google. A winter storm is expected impact more than half of the United States' population beginning Jan. 23 and continuing through Jan. 26 ...

The weather forecast is looking promising for warmer weather as the calendar turns to March. In the East, a dramatic warm-up is in the forecast, and the Climate Prediction Center's outlook for March 6 ...

Winter Tightens Its Grip as Polar Vortex Reappears ...

The United States is getting slammed by a stretch of weather extremes, from flooding rain to record heat and late-season snow ...

The extreme cold that has gripped much of the eastern United States this winter shows no immediate signs of relenting, as a significant disruption to the Polar Vortex is expected to occur later in ...

Add Yahoo as a preferred source to see more of our stories on Google. Dangerously cold temperatures are expected across a large portion of the U.S. this week, impacting the Midwest, Mid‑Atlantic and ...

After an extended May preview, the "false spring" in the eastern United States is over, and is being replaced by more typical chilly March weather (for now). Highs in the 60s, 70s and 80s are being ...

A rapidly intensifying storm system over the northern High Plains will move eastward toward the Great Lakes Thursday night, ...

Every winter, millions of people brace for news about the polar vortex - that vast, spinning mass of frigid Arctic air high ...

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 ...

A massive winter storm is expected to impact more than half of the United States' population with some help from an arctic air mass. An Arctic cold front will bring “frigid sub-zero and single digit ...