Twenty-eight counties across Florida are under an extreme heat warning July 29. The heat index could reach as high as 115 in some locations. See map of counties under extreme heat warning and heat ...

While Texas bakes under sweltering conditions, it's far from alone. Millions are under threat of extreme heat this week, as experts warn that temperatures will reach triple digits almost daily for the ...

Add Yahoo as a preferred source to see more of our stories on Google. Multiple states are under extreme heat warnings, advisories or watches on Wednesday, July 23 due to a heat dome that is expected ...

Multiple states are under extreme heat warnings, advisories or watches on Wednesday, July 23 due to a heat dome that is expected to slowly spread east, according to the National Weather Service. The ...

A huge chunk of Florida, including Ocala/Marion County, is under an extreme heat warning today, July 29, as temperatures and the heat index soar. Some areas could see the heat index hit 115 today as ...

A heat dome developing over the western U.S. could shatter temperature records this week, with highs reaching up to 119 degrees in parts of California. In the coming days, strong high pressure will ...

An extreme heat warning was issued for Northeast Florida for July 28. The heat index could hit as high as 115 degrees today, and could be even hotter in the sun. The extreme heat is expected to ...

New England’s heat wave will continue into its third day on Wednesday with scorching hot temperatures in the 90s and stifling humidity that will send heat index values into the 100s. Heat advisories ...

A heatwave is impacting the Northeast, with cities like Burlington and St. Johnsbury, Vermont, predicted to reach near 97 degrees on Tuesday, Aug. 12. Several cities in the Northeast broke daily ...