Millions of Americans are set to be affected by a "heat dome" beginning this weekend and through next week, as unusually high temperatures and humidity stretch across portions of the country.

Summer will make a dramatic entrance in the U.S. this week with a heat dome that will bring stifling temperatures and uncomfortable humidity to millions. The heat will be particularly worrisome this ...

(WHTM) — The approaching heatwave has forecasters warning about extreme temperatures, high humidity — and heat domes. No, it’s not an oven. But it might make the outdoors feel like one. A heat dome is ...

A massive heat dome will continue to bring record heat to large parts of the country Wednesday, including sweltering temperatures across the East that have prompted early dismissals in some schools.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Indianapolis hit 90° for the 10th time of ...

Not only will temps head up this week, humidity will make a return as well! Temps will head to the upper 90s Monday with some parts of the metro briefly touching 100. Tuesday, as the heat dome shifts ...