Forecasters said temperatures "will be very close to daily records in the valleys."KCAL News issued a Next Weather Alert as a heat advisory will be in effect through 9 p.m. Saturday for the Santa Clarita Valley,

At 12:01 p.m. on Thursday, the NWS Los Angeles/Oxnard CA issued a heat advisory valid from Friday 10 a.m. until Saturday 9 p.m. The advisory is for Santa Clarita Valley, Southern Salinas Valley, Lake Casitas,

Southern California airports also set records for May 10. LAX hit 80 (previous record of 79 set in 1996) and the Hollywood Burbank Airport reached 101 (previous record of 95 set in 1981), according to Ryan Kittell, a meteorologist at the National Weather Service. The Long Beach Airport reached 95 (previous record of 90 set in 1960).