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

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

The NWS Heat Risk Index has 5 colors or levels, ranging from 0, or Green, where there is little to no heat risk, up to Level 4, or Magenta, where there are more extreme impacts.

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 ...

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

The National Weather Service in Charleston issued a heat advisory for portions of Southeast Georgia. The warning will remain in effect until 8 p.m. NWS expects the heat value to go up to 110 degrees.

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

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 ...