Heat dome to scorch major U.S. cities this week. Maps show the forecast and warnings.

A heat wave will blast a large swath of the U.S. this week. The National Weather Service says temperatures will feel hotter ...

As U.S. Heat Wave Widens, Here’s Where Tuesday’s Temperatures Will Be Highest

A day-by-day breakdown of where dangerous heat is expected through the Fourth of July weekend. By Nazaneen Ghaffar Judson ...

Just How Hot Will the U.S. Get This Week? Here’s a Day-by-Day Forecast.

Millions of people are facing dangerous and potentially record-breaking heat as a heat wave grips much the central and ...