Triple digit temperatures are cooking vast areas of America under an intense and nearly historic heat dome, with places that haven't seen such extremes for more than a decade breaking records.

Add Yahoo as a preferred source to see more of our stories on Google. This map of the contiguous United States shows where above-normal temperatures are expected through April 1, according to the ...

Yesterday marked day four of 90° weather. We’ll tack on a couple more before the week is over as the heat dome pattern is unlikely to change. At least, not until after the weekend. The heat dome is ...

• Severe thunderstorms are possible north of Madison as storms develop around the heat dome's perimeter • While daytime temperatures haven't increased significantly since the 1950s, overnight ...