Bruce Haring pmc-editorial-managerThe heat wave of Labor Day weekend continues today across Southern California, bringing record temperatures and crowded beaches.There is a Stage 2 emergency in effect for the power grid, which means rolling blackouts are a possibility for parts of the state to help the overloaded system.Forecasters predict the Western San Fernando Valley to be particularly brutal, with Woodland Hills possibly going near 120 degrees on Sunday.The National Weather Service issued a