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

In Arizona, for example, construction workers often work at night. In California, where heat-protective laws were put in place in 2005 that require shade and water when temperatures rise above 80 ...

With intense heatwaves in Europe, it’s important to understand the risks and symptoms of heat stress, and to know your rights ...

Heat wave maps: How long the dangerous temperatures will last. Heat alerts are in effect on Thursday for more than 70 million Americans. By Max Golembo and Emily Shapiro. June 20, 2024, 4:05 PM.

The National Weather Service has expanded its HeatRisk map nationally, in time for Memorial Day weekend. The map predicts heat risk for the next seven days, with a color-coded map to simplify the ...

The heat is on for western states gripped in the nation's first heat dome of the year. And it's a scorcher, with temperatures reaching into the triple digits for major cities such as Las Vegas ...

Heat wave roasting East Coast this week 02:21. The U.S. has contended with unrelenting temperatures this summer, and a map from NASA paints a dire picture of the scale of those persistent heat waves.

For a few years now, NOAA, the National Oceanic and Atmospheric Administration, has been working with cities around the country to map out their heat islands and to come up with local solutions.

We usually talk about summertime heat in terms of how hot the air is, but there’s another metric that matters: the temperatures of roads, sidewalks, buildings, parking lots and other outdoor ...