LATEST Dec. 23 7:15 a.m. PG&E announced power has been fully restored in San Francisco, bringing needed relief to the thousands who were without electricity more than two days after the outage started on Saturday afternoon.

PG&E on Sunday said it did not have a timeframe for when power would be fully restored to San Francisco, as 21,000 customers remain without power. Several San Francisco neighborhoods were impacted by a massive power outage on Saturday that left nearly a third of the city without electricity, according to PG&E's website.

About a third of PG&E's customers in San Francisco lost electricity on Saturday. It was unclear when it would be restored.