At 12:11 a.m. on Tuesday, the National Weather Service issued an extreme heat warning valid between 11 a.m. and 9 p.m. for ...

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

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 ...

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

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

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

Air temperature, dew point, heat index… all words that are thrown around by the K-X Storm Team during the heat of summer.