The stratospheric polar vortex is collapsing for the season, but its remnants can still bring cold air to the US. The polar vortex dissolves annually as the Arctic warms, reducing the temperature ...

A potent cold front — with origins in the Canadian Arctic — is forecast to sweep across much of the central and eastern U.S. on Easter Sunday, April 5, putting a temporary end to the recent warm spell ...

Spring may be almost here, but it might not feel like it for millions facing alerts for wintry weather, including heavy snow, possible tornadoes and high winds. Subscribe to read this story ad-free ...