While the actual temperature will reach 93 today, the “feels-like” heat index temperature is predicted to reach 107 in West ...

Dangerous fire conditions, soaring temperatures and smoky skies across Colorado prompted severe weather alerts for parts of ...

South Florida has been under a heat advisory for a weeklong stretch, according to the National Weather Service in Miami. The heat index — humidity mixed with the air temperature — has been 105 or ...

The heat index is a measure of how hot it really feels on your body when relative humidity is factored in with the actual air ...

A heat dome building on the western side of the United States may break records this week, surging temperatures to 119 ...

Houston faces oppressive heat with index values peaking at 102-106 degrees, prompting health safety advisories.

Some rain gave families a break from sweltering heat on one of the last weekends before school starts, but hot temperatures will make a comeback.

A heat advisory will be in effect for parts of the area this week as heat indices reach 100 degrees in parts of Delaware. See ...

NWS expects the heat value to go up to 110 degrees. The organization warns that hot temperatures, coupled with humidity, may cause heat illness. Precautionary measures provided by NWS include drinking ...

"Cooler" weather is on the way, with highs starting to taper off Wednesday into the weekend, but temperatures will still be ...

A heat advisory goes into effect Thursday for parts of Connecticut where heat index values will soar past 100 degrees on ...