If they’re inland a good ways, elevated but not exposed, and removed from direct effects of storm surge in a structure built to modern hurricane code, they’re probably as safe as they’d be at a shelter, but isolated. If the roads are blocked due to trees, debris or flooding, help will be a long time coming.
...”NOTICE TO JACKSONVILLE PEOPLE:
Jacksonville Beach firefighters & EMS are leaving the city once winds reach tropical storm strength, according to the fire marshal.