The new Thermal Trace app allows users to explore thermal stress and related data from 1940 until five days before present, for anywhere in the world. The app, free for users, was developed by the ...

Add Yahoo as a preferred source to see more of our stories on Google. Multiple states are under extreme heat warnings, advisories or watches on Wednesday, July 23 due to a heat dome that is expected ...

A heat map from the National Weather Service (NWS) shows that on Wednesday more than half of the U.S. was experiencing minor impacts from unseasonably high temperatures, with roughly a dozen states ...

National Weather Service maps reveal the intense heat wave due to pass across the U.S. in the coming days. The maps—which are a collaboration between the NWS and the Centers for Disease Control and ...