More than 125 million Americans are under the highest level of extreme heat alerts during a wave of above-average ...

A long-lasting extreme heat wave reached its dangerous crescendo Tuesday, bringing the hottest day in a decade to some major ...

A heat wave is currently affecting about 160 million people, according to the National Weather Service. Here's which states ...

Extreme heat is impacting states across the country. See maps of high temperature forecasts and heat index levels.

Explore the new interactive map highlighting proposed and planned wind farming areas across the USA and Canada, including the ...

A procession of winter storms continued across the United States Tuesday, threatening more than 80 million from the Midwest to the East Coast with a mix of potentially severe weather.