Dangerously hot conditions will move west across the U.S. this week with temperatures surging to triple digits and an increased risk of wildfires and their accompanying toxic smoke. "A heat dome over ...

Add Yahoo as a preferred source to see more of our stories on Google. Another heat dome over the south-central U.S. is punctuating an exceptionally hot summer, with several cities already far ...

Add Yahoo as a preferred source to see more of our stories on Google. A new heat dome has tightened over the south‑central United States, sending temperatures back toward triple‑digit territory even ...

The calendar said summer was almost over. The weather across parts of the south-central United States had other ideas. On September 15, a broad stretch of the region was dealing with intense heat, ...