Photos:: Heat wave

Jose Castillo, 14, skateboards through the Santa Ana Civic Center on his way to school Friday morning. High temperatures and a red flag warning denoting heightened fire danger will be in effect in the Southland.   (Irfan Khan / Los Angeles Times)

Beads of perspiration dot the face of a man who only goes by the name Andy as he sprinkles water on his lawn in his South Central Los Angeles neighborhood.  (Don Bartletti / Los Angeles Times)

Beachgoers cool off in the surf at Hermosa Beach.  (Jay L. Clendenin / Los Angeles Times)

Betty Jurdi, 73, shades herself with an umbrella while waiting for a bus in Woodland Hills.  (Anne Cusack / Los Angeles Times)

Maria Perez, 72, shields herself from the afternoon sun while walking along Mott Street in Boyle Heights. The extended forecast calls for high temperatures and Santa Ana winds.   (Genaro Molina / Los Angeles Times)

The sun rises over Point Fermin as the Southland heads into what is expected to be a hot weekend.   (Bob Chamberlin / Los Angeles Times)

The sun bakes the parking lot at Alemany High School where attendants were helping guide people to park for Thursday night’s game against Chaminade.   (Michael Robinson Chavez / Los Angeles Times)

A jogger struggles on a path around the Evergreen Cemetery despite high temperatures.   (Gina Ferazzi / Los Angeles Times)

Maria Torres, left, and her son Anthony Morales, 10, shield themselves from the sun while waiting for the light to change at Mott and 4th Streets in the Boyle Heights.   (Genaro Molina / Los Angeles Times)