The stratospheric polar vortex is entering its seasonal collapse. But that doesn’t mean calm weather is coming. What's ...

Earth in Action, by Esri's Maps.com, brings planetary data to life, depicting the rise and fall of temperatures and the ...

The storms will bring snow, ice and hazardous travel conditions to the Rockies, Upper Midwest and Northeast this week.

Track everything from current conditions, forecasts and potential impacts from the severe weather outbreak here.

A heat dome is trapping over 90 million Americans in extreme temperatures this week with the National Weather Service issuing heat alerts from Nebraska to Florida. Dangerous heat threatens to bake ...

Nicole Brown Chau is a deputy managing editor for CBSNews.com. She writes and edits national news, health stories, explainers and more. Nikki Nolan is a meteorologist for CBS News and Stations. She ...