Much of the U.S. is under extreme heat warnings or advisories while New York, Philadelphia and Washington could feel like 100 degrees or more.

At least 130 million people from Texas to Maine are under alert for dangerous heat and humidity over the next few days.

As a weeks-long heat wave threatens more than 200 million in the U.S., a tropical system is brewing in the Gulf, possibly ...

We see a tropical wave coming into the western Gulf on Thursday/Friday. This will punch up our dewpoints so that the heat ...

North Texas residents can expect a typical summer heat wave this week, with temperatures climbing into the upper 90s and ...

A punishing heat wave will bring hot temperatures to eastern US and linger for several days, underscoring how climate change ...

At least 100 Americans are on alert for dangerous heat and humidity -- stretching from Texas to Maine -- on Friday.

We can measure the extreme Texas heat in multiple ways, but two new metrics are helping high schools develop a hot weather ...

Usually by this time of summer, Dallas-Fort Worth has already logged at least six to seven days of 100 degrees or higher. Tomorrow is likely the first one. Because of the higher humidity expected on ...

More than 700 fans were purchased with a donation from TXU's Beat the Heat program and will be given out on August 9 starting ...

With extreme heat warnings in effect across major U.S. cities, officials urge residents to prioritize safety and hydration ...

On Friday, 17 million people are under flood alerts across the Gulf Coast and in the mid-Atlantic, and 19 million are under ...