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 ...

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.

The National Weather Service has issued a heat advisory for Ross County starting June 28 and continuing through July 30.

▪ The National Weather Service in Miami will issue a heat advisory if the heat index is 105 degrees for at least a couple of ...

NWS expects the heat value to go up to 110 degrees. The organization warns that hot temperatures, coupled with humidity, may ...

Saturday: Sunny, with a high near 94. Heat index values as high as 104. Calm wind becoming east southeast around 5 mph in the afternoon.

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

Forget about any worries of tropical weather today. Instead pay attention to the heat: temperatures in Jacksonville could feel as high as 113 degrees.

By Thursday, July 31, it will be cooler as a cold front moves in, keeping temperatures in the mid-80s. The NWS is also ...

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

The National Weather Service has issued a heat advisory for Rhode Island and other parts of Southern New England.