Photos: It’s hot out here, there and nearly everywhere!

A relentless heat wave continues to bake most of the U.S., with numerous areas expected to see record-breaking temperatures.

Locally, the National Weather Service said a heat wave peaking Saturday will give way to slightly cooler Bay Area weather on Sunday that will continue into early next week. “We should start to see a slight cooling trend tomorrow with temperatures about four to five degrees cooler in most areas,” NWS meteorologist Rachel Kennedy said.

Bay Area cities with the...