NBC has published an article about home and auto prep for a blizzard.

http://www.nbcnews.com/storyline/blizzard-15/skip-toilet-paper-how-prepare-blizzard-2015-n293356

Although my opinion differs on a few points, I think that overall this article might help a normally unprepared person consider the risks and prepare to shelter in place during a blizzard or extended power outage.