New York City remains under a heat advisory Thursday, as high temperatures hit the 90s and feel more like triple digits. The ...

Yahoo News used data from the National Oceanic and Atmospheric Administration to calculate the number of days in each county ...

Millions of Americans have been urged to stay out of the sun today as heat index temperatures soar into the triple digits.

A heat advisory is in effect in Boston and several other Massachusetts communities through 7 p.m. on July 17. The National Weather Service warned of "dangerous heat and humidity" with heat indices ...

As the U.S. reels from flash flooding and cuts to government experts, here's how to find accurate weather forecasts.

View the latest weather forecasts, maps, news and alerts on Yahoo Weather. Find local weather forecasts for Rennes, France throughout the world ...