Map shows areas under heat alerts on Thursday, June 26. / Credit: CBS News Here's what to know about the heat wave and how to stay safe. Heat wave forecast maps ...

A weeklong heat wave in the West smashed over 50 all-time temperature records. See some of the most notable ones, including 124 degrees in Palm Springs.

A late-summer heat wave was bringing above-normal temperatures to the Bay Area and Northern California beginning Tuesday, prompting a heat advisory from the National Weather Service.

It's normal to be warm everywhere this time of the year ... The New York Times' interactive heat wave tracking map provides a visual look at the numerous states that will be affected by the rising ...

The heat wave in Tennessee continues as temperatures reach well into the 90s and heat index values reach 100 and above. According to the National Weather Service, the period of above normal ...

Map shows areas under heat alerts on Thursday, June 26. / Credit: CBS News Here's what to know about the heat wave and how to stay safe. Heat wave forecast maps ...