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

The Climate Prediction Center released updated outlooks on temperature and rainfall for the month of August. The temperature ...

Extreme heat warnings are in effect for parts of Arkansas, Missouri, Illinois, Kentucky, Tennessee, Mississippi and Louisiana.

A heat dome​ is trapping over 90 million Americans in extreme temperatures this week with the National Weather Service​ ...

Almost 85 million Americans from South Dakota to Texas and North Carolina to Florida are already under extreme heat warnings, watches or advisories.