Much of the nation east of the Rocky Mountains is hunkered down for what could be the worst winter storm of the season.

In this Weather Wednesday, we look at how even the weather can get into a romantic mood when two jet streams "kiss" ...

Across the Northern Hemisphere, familiar seasons are starting to feel unfamiliar. Heat waves linger, cold snaps arrive out of sync, and storms stall over the same unlucky regions. At the heart of this ...

A warming Arctic can stretch the polar vortex, a high-altitude air ribbon, one says. The “wobble” can disrupt the jet stream, ...

There's a confounding dilemma for many folks trying to make sense of winter weather in the context of climate change.

More unsettled weather will sweep into the country over the coming weeks ...