AC Power From Batteries
As you have probably noticed, the Pacific Northwest has had a bunch of storms this year that knocked out the power . There are several solutions and partial solutions to dealing with no electricity. Generators are one solution. Deep cycle batteries and power inverters are another.
For a good discussion of getting AC house power from DC batteries, including how to set up your own system, have a look at Rivrdog's post at Paratus on the subject.