Pacific Gas & Electric reported a large power outage that affected approximately 3,800 customers in Calistoga Monday.
PG&E crews complete restoration by 8 p.m., the utility said.
PG&E says that community generators are generally installed later in the power safety power shutoff (PSPS) season and are not in place at this time.
"This is an unusual weather situation with unexpected consequences," they said.
Get a weekly recap of the latest San Francisco Bay Area housing news. Sign up for NBC Bay Area’s Housing Deconstructed newsletter.
Parts of the North Bay are currently experiencing thunderstorms and hail.