Heat domes are caused by high-pressure systems that trap air near the surface of the Earth, sealing in hot, humid air and ...

Millions of Americans are under weather advisories this week. See which major cities have heat, flood or storm advisories.

It’s the hottest time of the year in the United States and another heat dome is about to make millions of people feel every ...

View the latest weather forecasts, maps, news and alerts on Yahoo Weather. Find local weather forecasts for Cleveland, United States throughout the world ...

Sweltering heat happens every summer, but to get close to the bar of a state's all-time hottest temperature usually takes a heat wave that's on another level.

This week is delivering the hottest temperatures of the year so far to much of the eastern United States.

Multiple cities in southern Texas are under a freeze warning, and temperatures may plunge to 29 degrees.

A powerful Arctic blast is forecast to plunge the United States into unusually cold temperatures, with every state experiencing a chill starting from Wednesday. A map shared on Tuesday by Weather ...