What to Know

A statewide Flex Alert is one of the steps the operator of the state's power grid can take to avoid unplanned power outages in extreme heat.

The call to voluntarily conserve power is typically issued during days of extreme heat in the summer.

From there, the state's power grid operator may issue alerts in stages before calling for rotating power outages.

Parts of California will swelter in temperatures well above normal this week during an August heat wave that will likely mean increased electricity demand.

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The warmest temperatures are expected Thursday and Friday , but will remain high through the weekend. A large swath of Southern California is under an extreme heat warning.

There are several s

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