Canadian wildfires in Manitoba and Saskatchewan have prompted air quality alerts in Minnesota, Wisconsin and Michigan on ...

Temperatures in the area are near 100 degrees and humidity as low as 15 percent. The southern part of California has seen ...

The NWS issued excessive rainfall threats for eastern US amid low-pressure area near North Carolina. Tropical Storm Dexter, ...

The map embeds below identify areas where the heat index is forecasted to reach NWS-defined levels from "Caution" (80 degrees Fahrenheit) to "Extreme Danger" (above 125 degrees).

State officials from Maine to New York issued alerts for fine particulate matter, a toxic byproduct of wildfires that is ...

While Texas bakes under sweltering conditions, it's far from alone. Millions are under threat of extreme heat this week.

The National Weather Service (NWS) extended a Heat Advisory across parts of west central Florida and northeast Florida on ...

Multiple states are under extreme heat warnings, advisories or watches on July 23, according to the National Weather Service.

The Dragon Bravo Fire, ignited by lightning around July 4, has become the largest wildfire in the continental United States ...