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Although if you do have charge in your battery, electric cars can act as a backup power supply for your home to help mitigate power outages like these. The CCS and CHAdeMO standards have roadmaps for vehicle-to-home protocols:

https://www.youtube.com/watch?v=x78XGElU2I0

https://www.chademo.com/technology/v2x/

https://insideevs.com/news/342354/charin-ccs-combo-standard-...



And do-it-yourselfers have been installing datacenter UPSs, when they can find one whose battery-bank voltage is similar to the car's traction-pack voltage:

http://www.priups.com/others/Doug/index.html

http://www.priups.com/others/charlie/index.html




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