The wave of extreme heat killed hundreds of people across the Pacific Northwest. It also took a toll on the region's forests, ...

A "heat dome," similar to a heat wave, is a high-pressure system trapping hot air and causing prolonged high temperatures. Heat domes differ from heat waves in their duration and the stagnant nature ...

ARLINGTON, Va. − A heat dome expanding across much of the Midwest and South will envelop over 100 million Americans with temperatures at or above 100 degrees on an almost daily basis this week, ...

The Summer upper high pressure system we call the “Heat Dome” is building right over the southern plains as we go into the weekend. This means hotter temps with the Heat Advisory criteria being met ...

A heat dome is building over the western U.S., and temperatures are expected to reach up to 119 degrees in some areas. The extreme heat is expected to worsen wildfire conditions in California, Arizona ...

OPELIKA, Ala. (WTVM) - Much of the Southeast is under a heat warning, Alabama and Georgia are included, due to a Heat Dome that will be making things hotter and muggier over the weekend and into next ...

SAN DIEGO (FOX 5/KUSI) — When it comes to hot summer weather and monsoon season in Southern California, it has been quiet, until now. A heat dome over the Four Corners region is building and expanding ...