(CNN) — High temperatures affect public health across wide swaths of the United States each summer, causing spikes in emergency room visits and hundreds of heat-related deaths. As temperatures rise, ...

CNN is tracking extreme heat conditions for Americans each day. See where the risks are greatest — and where high temperature records might be broken.

With massive job cuts, the National Weather Service is eliminating or reducing vital weather balloon launches in eight ...

Severe weather threatens the mid-Mississippi Valley and Southeast this weekend, with possible hail, and isolated tornadoes. Newsweek's live blog is closed.

The BriefThe severe weather threat for Central Florida has ended as the line of storms passed through and what remains has ...

Thousands of power outages were reported Saturday as a deadly severe weather outbreak moved across the Midwest and South.

Americans will have to stay up late or get up really early this week to see the latest celestial event – a total lunar eclipse. The Sun, Earth, and Blood Moon will align on Thursday night and Friday ...

Most of the U.S. should be able to see the total lunar eclipse tonight, but clouds will be problematic for many.

A forecast map from AccuWeather highlights the states at risk of severe weather next week. A forecast map from AccuWeather highlights the states at risk of severe weather next week. AccuWeather ...