The Palm Beaches, Treasure Coast and Okeechobee counties will be under a heat advisory starting from noon to 7 p.m. Thursday.

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 ...

Extreme Heat Warning in Memphis with heat index up to 110°F, affecting surrounding areas until 8 PM CDT Thursday.

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 in Miami will issue a heat advisory if the heat index is 105 degrees for at least a couple of hours. Before 2023, the weather service issued a hea ...

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

Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 11 am. Sunny and hot, with a high near 95. Heat index values as high as 109. Calm wind becoming southeast around ...

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

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

The National Weather Service has issued warnings in Mississippi for dangerous heat values across the state as warm ...

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