State continues its days-long stretch of high heat and humidity and so the FOX19 NOW Weather Team is extending our First ...

The combination of hot temperatures and very muggy weather will create dangerous conditions for outdoor activities each afternoon through midweek.

The top heat index in Washington on a sultry Tuesday appeared to be 103. The heat index, the “feels-like” temperature, ...

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 ...

Jacksonville, North, Northeast Florida: Dangerous heat today, with heat index of 108 to 115. Extreme heat warning and heat ...

An extreme heat warning and an extreme heat watch were issued by the National Weather Service in Jacksonville for July 28 and ...

New England’s heat wave will continue into its third day on Wednesday with scorching hot temperatures in the 90s and stifling humidity that will send heat index values into the 100s. Heat advisories ...

An updated heat advisory was issued by the National Weather Service on Tuesday at 12:43 p.m. in effect until Wednesday at 8 p ...

South Carolina remains under a Weather Impact Alert as extreme heat persists, with heat index values expected to reach 113 ...