SDG&E said http://www.sdgenews.com/article/sdge-implements-public-safety-power-shutoffssdge-implementa-apagones-electricos-de in a statement it had shut off supply to about 64,503 customers in parts of California including portions of Nestor and San Marcos, while Southern California Edison said https://www.sce.com/wildfire/psps it had cut supply to 33,164 customers.

"The dynamic nature of the winds was such that we were not able to give our customers in some communities as much notice as usual," SDG&E said.

Meanwhile, Southern California Edison added that it was considering shutting off power to a further 258,143 customers, or about 5.2%.

(Reporting by Aaron Saldanha in Bengaluru; Editing by Kirsten Donovan)