Extreme heat warnings and heat advisories were issued across parts of the U.S. Southwest and Pacific Northwest on Friday.

A map shows areas in California where temperatures are expected to surpass 100 this week. There has been an early-season heat ...

Heat advisories have been issued for large areas of California, as forecasters expect temperatures to climb above 100 across ...

Large swaths of California are under heat advisories Friday and Saturday with officials cautioning against outdoor activities ...

Dozens of cities are expected to meet or surpass record high temperatures for this time of year as part of a heat wave that ...

Heat alerts are in effect for 16 states from Maine to Kentucky as the dangerous heat wave continues ... This weather map shows excessive heat today, June 20, 2024. In the Northeast, the heat ...

The eastern half of the United States faces an intense heat wave starting late this week and peaking next week that could produce dangerously high temperatures over a large area for an extended ...

An accompanying map illustrated the spread of the heat wave over a large cluster of midwestern states, with Michigan, Ohio, Indiana, Illinois, Iowa, Wisconsin and Missouri feeling the brunt of it ...

There are hundreds of deaths each year in the U.S. due to excessive heat. Thirteen states in the East from Massachusetts to Kentucky are on alert for more extreme heat before the dangerous ...

Heat alerts are in effect for 16 states from Maine to Kentucky as the dangerous heat wave continues. Boston and Manchester, New Hampshire, both reached a record high of 98 degrees on Wednesday.